{"id":117368,"date":"2026-01-13T03:53:24","date_gmt":"2026-01-13T03:53:24","guid":{"rendered":"https:\/\/www.dumpsbase.com\/freedumps\/?p=117368"},"modified":"2026-01-13T03:53:24","modified_gmt":"2026-01-13T03:53:24","slug":"cdcs-dumps-v8-02-2026-for-exin-epi-certified-data-centre-specialist-real-exam-prep-to-pass-first-try","status":"publish","type":"post","link":"https:\/\/www.dumpsbase.com\/freedumps\/cdcs-dumps-v8-02-2026-for-exin-epi-certified-data-centre-specialist-real-exam-prep-to-pass-first-try.html","title":{"rendered":"CDCS Dumps V8.02 (2026) for EXIN EPI Certified Data Centre Specialist \u2013 Real Exam Prep to Pass First Try"},"content":{"rendered":"<p>The EXIN EPI CDCS exam prepares you to communicate effectively with suppliers and evaluate vendor offers for correctness, effectiveness, and efficiency. To help you pass the CDCS exam successfully in 2026, DumpsBase offers authentic, updated, and exam-focused study materials to help you boost your confidence and accuracy. Our CDCS dumps (V8.02) contain 120 practice exam questions and answers, which ensure your preparation stays aligned with the latest <a href=\"https:\/\/www.dumpsbase.com\/exin.html\"><em><strong>EXIN<\/strong><\/em><\/a> EPI CDCS exam objectives. Designed by industry experts, DumpsBase provides real exam-like practice questions that help you identify your weak areas and strengthen your overall understanding\u2014making it the go-to choice for achieving guaranteed success in the EXIN CDCS certification exam.<\/p>\n<h2><span style=\"background-color: #ffff99;\"><em>Below are our CDCS free dumps<\/em><\/span>, helping you check the quality of the CDCS dumps (V8.02):<\/h2>\n<script>\n\t  window.fbAsyncInit = function() {\n\t    FB.init({\n\t      appId            : '622169541470367',\n\t      autoLogAppEvents : true,\n\t      xfbml            : true,\n\t      version          : 'v3.1'\n\t    });\n\t  };\n\t\n\t  (function(d, s, id){\n\t     var js, fjs = d.getElementsByTagName(s)[0];\n\t     if (d.getElementById(id)) {return;}\n\t     js = d.createElement(s); js.id = id;\n\t     js.src = \"https:\/\/connect.facebook.net\/en_US\/sdk.js\";\n\t     fjs.parentNode.insertBefore(js, fjs);\n\t   }(document, 'script', 'facebook-jssdk'));\n\t<\/script><script type=\"text\/javascript\" >\ndocument.addEventListener(\"DOMContentLoaded\", function(event) { \nif(!window.jQuery) alert(\"The important jQuery library is not properly loaded in your site. Your WordPress theme is probably missing the essential wp_head() call. You can switch to another theme and you will see that the plugin works fine and this notice disappears. If you are still not sure what to do you can contact us for help.\");\n});\n<\/script>  \n  \n<div  id=\"watupro_quiz\" class=\"quiz-area single-page-quiz\">\n<p id=\"submittingExam10964\" style=\"display:none;text-align:center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\"><\/p>\n\n<div class=\"watupro-exam-description\" id=\"description-quiz-10964\"><\/div>\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-10964\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-431978'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>1. <\/span>When designing a data center network, your company wants to minimize the number of network switches to manage. <br \/>\r<br>What type of physical cabling layout would be the best choice?<\/div><input type='hidden' name='question_id[]' id='qID_1' value='431978' \/><input type='hidden' id='answerType431978' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431978[]' id='answer-id-1671435' class='answer   answerof-431978 ' value='1671435'   \/><label for='answer-id-1671435' id='answer-label-1671435' class=' answer'><span>ToR (Top of Rack) design<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431978[]' id='answer-id-1671436' class='answer   answerof-431978 ' value='1671436'   \/><label for='answer-id-1671436' id='answer-label-1671436' class=' answer'><span>EoR (End of Row) design<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431978[]' id='answer-id-1671437' class='answer   answerof-431978 ' value='1671437'   \/><label for='answer-id-1671437' id='answer-label-1671437' class=' answer'><span>Star network design using coaxial cables<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431978[]' id='answer-id-1671438' class='answer   answerof-431978 ' value='1671438'   \/><label for='answer-id-1671438' id='answer-label-1671438' class=' answer'><span>It does not matter as the number of switches is not influenced by the physical cabling layout<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-2' style=';'><div id='questionWrap-2'  class='   watupro-question-id-431979'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>2. <\/span>The pipes of a VESDA smoke detection system are installed at the air intake of the air conditioner inside the computer room. <br \/>\r<br>Is this a good practice from an early smoke detection point of view?<\/div><input type='hidden' name='question_id[]' id='qID_2' value='431979' \/><input type='hidden' id='answerType431979' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431979[]' id='answer-id-1671439' class='answer   answerof-431979 ' value='1671439'   \/><label for='answer-id-1671439' id='answer-label-1671439' class=' answer'><span>It depends on the type of gas-based fire suppression which will be installed.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431979[]' id='answer-id-1671440' class='answer   answerof-431979 ' value='1671440'   \/><label for='answer-id-1671440' id='answer-label-1671440' class=' answer'><span>Yes, as this reduces the amount of piping to be installed in the data center, as all air will go through the air conditioner.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431979[]' id='answer-id-1671441' class='answer   answerof-431979 ' value='1671441'   \/><label for='answer-id-1671441' id='answer-label-1671441' class=' answer'><span>No, the piping should be installed at the air exhaust of the air conditioner, as there can also be a fire inside the air conditioner itself.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431979[]' id='answer-id-1671442' class='answer   answerof-431979 ' value='1671442'   \/><label for='answer-id-1671442' id='answer-label-1671442' class=' answer'><span>No, it will give a longer reaction time for the smoke detection system and there might also be bypass airflow.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-431980'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>3. <\/span>What is a potential disadvantage of using water mist as a fire extinguishing system?<\/div><input type='hidden' name='question_id[]' id='qID_3' value='431980' \/><input type='hidden' id='answerType431980' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431980[]' id='answer-id-1671443' class='answer   answerof-431980 ' value='1671443'   \/><label for='answer-id-1671443' id='answer-label-1671443' class=' answer'><span>It only uses 10% of the water normally used in a water-based fire suppression, which might not be enough to suppress the fire<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431980[]' id='answer-id-1671444' class='answer   answerof-431980 ' value='1671444'   \/><label for='answer-id-1671444' id='answer-label-1671444' class=' answer'><span>It will rapidly increase the humidity level in the data center, which can cause a potential risk for the operation of the equipment<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431980[]' id='answer-id-1671445' class='answer   answerof-431980 ' value='1671445'   \/><label for='answer-id-1671445' id='answer-label-1671445' class=' answer'><span>It extracts oxygen from the air creating a potential risk for humans inside the computer room<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431980[]' id='answer-id-1671446' class='answer   answerof-431980 ' value='1671446'   \/><label for='answer-id-1671446' id='answer-label-1671446' class=' answer'><span>It has droplets that are too small (100-120 microns) so it can only be used for small fires<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-4' style=';'><div id='questionWrap-4'  class='   watupro-question-id-431981'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>4. <\/span>Which formula is correct?<\/div><input type='hidden' name='question_id[]' id='qID_4' value='431981' \/><input type='hidden' id='answerType431981' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431981[]' id='answer-id-1671447' class='answer   answerof-431981 ' value='1671447'   \/><label for='answer-id-1671447' id='answer-label-1671447' class=' answer'><span>Phase-to-Neutral Voltage = Phase-to-Phase voltage * 1.732<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431981[]' id='answer-id-1671448' class='answer   answerof-431981 ' value='1671448'   \/><label for='answer-id-1671448' id='answer-label-1671448' class=' answer'><span>Phase-to-Neutral Voltage = Phase-to-Phase voltage \/1.732<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431981[]' id='answer-id-1671449' class='answer   answerof-431981 ' value='1671449'   \/><label for='answer-id-1671449' id='answer-label-1671449' class=' answer'><span>Phase-to-Neutral Voltage = Phase-to-Neutral voltage * 1.732<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431981[]' id='answer-id-1671450' class='answer   answerof-431981 ' value='1671450'   \/><label for='answer-id-1671450' id='answer-label-1671450' class=' answer'><span>Phase-to-Neutral Voltage = (Phase-to-Phase voltage * 1.732) \/ Phase-to-Neutral Voltage<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-5' style=';'><div id='questionWrap-5'  class='   watupro-question-id-431982'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>5. <\/span>A data center has its own power supply from the public utility and receives chilled water supply from the building owner. <br \/>\r<br>What needs to be taken into consideration when calculating the PUE?<\/div><input type='hidden' name='question_id[]' id='qID_5' value='431982' \/><input type='hidden' id='answerType431982' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431982[]' id='answer-id-1671451' class='answer   answerof-431982 ' value='1671451'   \/><label for='answer-id-1671451' id='answer-label-1671451' class=' answer'><span>Nothing, as the chiller plant in the building also uses electrical power<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431982[]' id='answer-id-1671452' class='answer   answerof-431982 ' value='1671452'   \/><label for='answer-id-1671452' id='answer-label-1671452' class=' answer'><span>You will need to take the value for COP of the chiller plant into consideration<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431982[]' id='answer-id-1671453' class='answer   answerof-431982 ' value='1671453'   \/><label for='answer-id-1671453' id='answer-label-1671453' class=' answer'><span>You will need to take a weight factor of 0.4 for district chilled water into consideration<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431982[]' id='answer-id-1671454' class='answer   answerof-431982 ' value='1671454'   \/><label for='answer-id-1671454' id='answer-label-1671454' class=' answer'><span>PUE calculations are not possible in shared buildings<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-431983'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>6. <\/span>You need to determine the strategy for the cooling audit. All the servers are based on a front-to-rear (F-R) airflow design. <br \/>\r<br>Which location for the temperature\/humidity measurement should you recommend for the audit?<\/div><input type='hidden' name='question_id[]' id='qID_6' value='431983' \/><input type='hidden' id='answerType431983' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431983[]' id='answer-id-1671455' class='answer   answerof-431983 ' value='1671455'   \/><label for='answer-id-1671455' id='answer-label-1671455' class=' answer'><span>At the back\/rear of the server at 50 mm\/2 inch<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431983[]' id='answer-id-1671456' class='answer   answerof-431983 ' value='1671456'   \/><label for='answer-id-1671456' id='answer-label-1671456' class=' answer'><span>At 1.5 meters\/5 feet above the floor in the middle of the cold aisle<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431983[]' id='answer-id-1671457' class='answer   answerof-431983 ' value='1671457'   \/><label for='answer-id-1671457' id='answer-label-1671457' class=' answer'><span>At the front\/intake of the server at 50 mm\/2 inch<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431983[]' id='answer-id-1671458' class='answer   answerof-431983 ' value='1671458'   \/><label for='answer-id-1671458' id='answer-label-1671458' class=' answer'><span>At 1.5 meters\/5 feet above the floor in the middle of the hot aisle<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-7' style=';'><div id='questionWrap-7'  class='   watupro-question-id-431984'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>7. <\/span>When shielding material reaches its saturation point, what will be the impact?<\/div><input type='hidden' name='question_id[]' id='qID_7' value='431984' \/><input type='hidden' id='answerType431984' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431984[]' id='answer-id-1671459' class='answer   answerof-431984 ' value='1671459'   \/><label for='answer-id-1671459' id='answer-label-1671459' class=' answer'><span>The shielding material will reach its optimal shielding performance state.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431984[]' id='answer-id-1671460' class='answer   answerof-431984 ' value='1671460'   \/><label for='answer-id-1671460' id='answer-label-1671460' class=' answer'><span>The shielding material will no longer be able to attenuate (reduce) additional EM<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431984[]' id='answer-id-1671461' class='answer   answerof-431984 ' value='1671461'   \/><label for='answer-id-1671461' id='answer-label-1671461' class=' answer'><span>The shielding material will increase its permeability factor.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431984[]' id='answer-id-1671462' class='answer   answerof-431984 ' value='1671462'   \/><label for='answer-id-1671462' id='answer-label-1671462' class=' answer'><span>The shielding material will reach its maximum electrically charged state.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-8' style=';'><div id='questionWrap-8'  class='   watupro-question-id-431985'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>8. <\/span>The building in which the computer room is housed is required to have a sprinkler system. The building is therefore equipped with a wet pipe system. <br \/>\r<br>What action, if any, should you recommend for the computer room?<\/div><input type='hidden' name='question_id[]' id='qID_8' value='431985' \/><input type='hidden' id='answerType431985' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431985[]' id='answer-id-1671463' class='answer   answerof-431985 ' value='1671463'   \/><label for='answer-id-1671463' id='answer-label-1671463' class=' answer'><span>Maintain the current wet pipe system.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431985[]' id='answer-id-1671464' class='answer   answerof-431985 ' value='1671464'   \/><label for='answer-id-1671464' id='answer-label-1671464' class=' answer'><span>Replace the wet pipe system with a deluge system.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431985[]' id='answer-id-1671465' class='answer   answerof-431985 ' value='1671465'   \/><label for='answer-id-1671465' id='answer-label-1671465' class=' answer'><span>Replace the wet pipe system with a dry pipe system.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431985[]' id='answer-id-1671466' class='answer   answerof-431985 ' value='1671466'   \/><label for='answer-id-1671466' id='answer-label-1671466' class=' answer'><span>Replace the wet pipe system with a pre-action system.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-9' style=';'><div id='questionWrap-9'  class='   watupro-question-id-431986'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>The 'maximum exposed area' of the fire-rated glass is defined by the supplier as 3 sqm\/32 sqft. The window area is 4 sqm\/43 sqft. <br \/>\r<br>What would be the best option?<\/div><input type='hidden' name='question_id[]' id='qID_9' value='431986' \/><input type='hidden' id='answerType431986' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431986[]' id='answer-id-1671467' class='answer   answerof-431986 ' value='1671467'   \/><label for='answer-id-1671467' id='answer-label-1671467' class=' answer'><span>Do not use fire-rated glass due to the size limit and replace it with normal glass.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431986[]' id='answer-id-1671468' class='answer   answerof-431986 ' value='1671468'   \/><label for='answer-id-1671468' id='answer-label-1671468' class=' answer'><span>Split the window in two equal parts using an aluminum frame.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431986[]' id='answer-id-1671469' class='answer   answerof-431986 ' value='1671469'   \/><label for='answer-id-1671469' id='answer-label-1671469' class=' answer'><span>Split the window into parts smaller than specified as the maximum exposed area and ensure fire-rated frames are used.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431986[]' id='answer-id-1671470' class='answer   answerof-431986 ' value='1671470'   \/><label for='answer-id-1671470' id='answer-label-1671470' class=' answer'><span>Split the window in two equal parts fitted together with transparent silicon glue.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-10' style=';'><div id='questionWrap-10'  class='   watupro-question-id-431987'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>A computer room with a raised floor has been designed with racks in a hot\/cold aisle setup. <br \/>\r<br>What should you recommend for the placement of down-flow air conditioners?<\/div><input type='hidden' name='question_id[]' id='qID_10' value='431987' \/><input type='hidden' id='answerType431987' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431987[]' id='answer-id-1671471' class='answer   answerof-431987 ' value='1671471'   \/><label for='answer-id-1671471' id='answer-label-1671471' class=' answer'><span>Air conditioners perpendicular to (at the end of the row of) the Cold-Aisle<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431987[]' id='answer-id-1671472' class='answer   answerof-431987 ' value='1671472'   \/><label for='answer-id-1671472' id='answer-label-1671472' class=' answer'><span>Air conditioners perpendicular to (at the end of the row of) the Hot-Aisle<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431987[]' id='answer-id-1671473' class='answer   answerof-431987 ' value='1671473'   \/><label for='answer-id-1671473' id='answer-label-1671473' class=' answer'><span>Air conditioners should always be placed at both sides of each row of racks<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431987[]' id='answer-id-1671474' class='answer   answerof-431987 ' value='1671474'   \/><label for='answer-id-1671474' id='answer-label-1671474' class=' answer'><span>Air conditioner placement has no influence on cooling effectiveness and efficiency. Hence, they can be placed at any convenient location.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-11' style=';'><div id='questionWrap-11'  class='   watupro-question-id-431988'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>11. <\/span>The electrical diagram of the data center shows the following UPS configuration and has a load of 80 kW. <br \/>\r<br>What is the set-up in this data center?<\/div><input type='hidden' name='question_id[]' id='qID_11' value='431988' \/><input type='hidden' id='answerType431988' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431988[]' id='answer-id-1671475' class='answer   answerof-431988 ' value='1671475'   \/><label for='answer-id-1671475' id='answer-label-1671475' class=' answer'><span>2+N+1<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431988[]' id='answer-id-1671476' class='answer   answerof-431988 ' value='1671476'   \/><label for='answer-id-1671476' id='answer-label-1671476' class=' answer'><span>2(N+1)<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431988[]' id='answer-id-1671477' class='answer   answerof-431988 ' value='1671477'   \/><label for='answer-id-1671477' id='answer-label-1671477' class=' answer'><span>N+N(+1)<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431988[]' id='answer-id-1671478' class='answer   answerof-431988 ' value='1671478'   \/><label for='answer-id-1671478' id='answer-label-1671478' class=' answer'><span>(N+1)-(N+1)<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-12' style=';'><div id='questionWrap-12'  class='   watupro-question-id-431989'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>12. <\/span>You are installing new copper cabling. <br \/>\r<br>What is the advantage or disadvantage of choosing pre-terminated category 6 or 6A cabling?<\/div><input type='hidden' name='question_id[]' id='qID_12' value='431989' \/><input type='hidden' id='answerType431989' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431989[]' id='answer-id-1671479' class='answer   answerof-431989 ' value='1671479'   \/><label for='answer-id-1671479' id='answer-label-1671479' class=' answer'><span>Pre-terminated cabling is already factory tested and saves installation time.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431989[]' id='answer-id-1671480' class='answer   answerof-431989 ' value='1671480'   \/><label for='answer-id-1671480' id='answer-label-1671480' class=' answer'><span>There is no advantage as most new copper cabling network designs are based on category 3 or 5E for horizontal cabling.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431989[]' id='answer-id-1671481' class='answer   answerof-431989 ' value='1671481'   \/><label for='answer-id-1671481' id='answer-label-1671481' class=' answer'><span>Pre-terminated cabling has a higher fire rating.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431989[]' id='answer-id-1671482' class='answer   answerof-431989 ' value='1671482'   \/><label for='answer-id-1671482' id='answer-label-1671482' class=' answer'><span>Pre-terminated cabling makes ordering of the copper cables more complex, as you need to know in advance on which side the male or female connector needs to be located.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-13' style=';'><div id='questionWrap-13'  class='   watupro-question-id-431990'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>13. <\/span>The data center has been in operation for about 1 year and 2 months. The dust levels in the computer room are relatively high. <br \/>\r<br>What is the most likely root cause?<\/div><input type='hidden' name='question_id[]' id='qID_13' value='431990' \/><input type='hidden' id='answerType431990' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431990[]' id='answer-id-1671483' class='answer   answerof-431990 ' value='1671483'   \/><label for='answer-id-1671483' id='answer-label-1671483' class=' answer'><span>The cleaning crew is not doing their work properly<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431990[]' id='answer-id-1671484' class='answer   answerof-431990 ' value='1671484'   \/><label for='answer-id-1671484' id='answer-label-1671484' class=' answer'><span>Every computer room has high dust levels due to constant high-speed air movement<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431990[]' id='answer-id-1671485' class='answer   answerof-431990 ' value='1671485'   \/><label for='answer-id-1671485' id='answer-label-1671485' class=' answer'><span>Low pressure in the computer room<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431990[]' id='answer-id-1671486' class='answer   answerof-431990 ' value='1671486'   \/><label for='answer-id-1671486' id='answer-label-1671486' class=' answer'><span>Floorboards are most likely not fitted correctly<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-14' style=';'><div id='questionWrap-14'  class='   watupro-question-id-431991'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>14. <\/span>What should you consider when using raised floor tiles with air deflectors or louvers?<\/div><input type='hidden' name='question_id[]' id='qID_14' value='431991' \/><input type='hidden' id='answerType431991' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431991[]' id='answer-id-1671487' class='answer   answerof-431991 ' value='1671487'   \/><label for='answer-id-1671487' id='answer-label-1671487' class=' answer'><span>Tiles with air deflectors or louvers can be very heavy.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431991[]' id='answer-id-1671488' class='answer   answerof-431991 ' value='1671488'   \/><label for='answer-id-1671488' id='answer-label-1671488' class=' answer'><span>Tiles with air deflectors or louvers will reduce the cooling capacity of the tile.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431991[]' id='answer-id-1671489' class='answer   answerof-431991 ' value='1671489'   \/><label for='answer-id-1671489' id='answer-label-1671489' class=' answer'><span>Tiles with air deflectors or louvers do not allow for a flexible cooling solution.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431991[]' id='answer-id-1671490' class='answer   answerof-431991 ' value='1671490'   \/><label for='answer-id-1671490' id='answer-label-1671490' class=' answer'><span>Tiles with air deflectors or louvers can only be used to cool storage equipment.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-15' style=';'><div id='questionWrap-15'  class='   watupro-question-id-431992'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>15. <\/span>When installing a raised floor, can we use a spirit level bar to level the floor?<\/div><input type='hidden' name='question_id[]' id='qID_15' value='431992' \/><input type='hidden' id='answerType431992' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431992[]' id='answer-id-1671491' class='answer   answerof-431992 ' value='1671491'   \/><label for='answer-id-1671491' id='answer-label-1671491' class=' answer'><span>Yes, spirit level bars can be used as long as their length is longer than 60 cm\/2 ft (the size of a typical raised floor tile).<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431992[]' id='answer-id-1671492' class='answer   answerof-431992 ' value='1671492'   \/><label for='answer-id-1671492' id='answer-label-1671492' class=' answer'><span>No, because using a spirit level bar, a measurement error will be transferred from pedestal to pedestal.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431992[]' id='answer-id-1671493' class='answer   answerof-431992 ' value='1671493'   \/><label for='answer-id-1671493' id='answer-label-1671493' class=' answer'><span>Yes, but spirit level bars can only be used in the vertical plane.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431992[]' id='answer-id-1671494' class='answer   answerof-431992 ' value='1671494'   \/><label for='answer-id-1671494' id='answer-label-1671494' class=' answer'><span>Yes, using a spirit level bar for raised floors higher than 40 cm is preferred.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-16' style=';'><div id='questionWrap-16'  class='   watupro-question-id-431993'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>16. <\/span>You have three UPS systems connected in parallel. The UPS systems have an imbalance in the load <br \/>\r<br>sharing of approximately 20%. <br \/>\r<br>What should you recommend?<\/div><input type='hidden' name='question_id[]' id='qID_16' value='431993' \/><input type='hidden' id='answerType431993' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431993[]' id='answer-id-1671495' class='answer   answerof-431993 ' value='1671495'   \/><label for='answer-id-1671495' id='answer-label-1671495' class=' answer'><span>Review the cable lengths of each UPS to the common busbar<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431993[]' id='answer-id-1671496' class='answer   answerof-431993 ' value='1671496'   \/><label for='answer-id-1671496' id='answer-label-1671496' class=' answer'><span>Nothing, there is no reason for any concern<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431993[]' id='answer-id-1671497' class='answer   answerof-431993 ' value='1671497'   \/><label for='answer-id-1671497' id='answer-label-1671497' class=' answer'><span>Review the common mode noise levels within the computer room<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431993[]' id='answer-id-1671498' class='answer   answerof-431993 ' value='1671498'   \/><label for='answer-id-1671498' id='answer-label-1671498' class=' answer'><span>Review the harmonics levels within the computer room<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-17' style=';'><div id='questionWrap-17'  class='   watupro-question-id-431994'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>17. <\/span>The noise levels in the data center are approximately 91 dB (A). <br \/>\r<br>Do employers need to take precautions?<\/div><input type='hidden' name='question_id[]' id='qID_17' value='431994' \/><input type='hidden' id='answerType431994' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431994[]' id='answer-id-1671499' class='answer   answerof-431994 ' value='1671499'   \/><label for='answer-id-1671499' id='answer-label-1671499' class=' answer'><span>No, anything less than 100 dB (A) is acceptable.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431994[]' id='answer-id-1671500' class='answer   answerof-431994 ' value='1671500'   \/><label for='answer-id-1671500' id='answer-label-1671500' class=' answer'><span>There are no regulations regarding noise levels inside a building. Regulations only apply to noise pollution outside of the building.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431994[]' id='answer-id-1671501' class='answer   answerof-431994 ' value='1671501'   \/><label for='answer-id-1671501' id='answer-label-1671501' class=' answer'><span>As long as the data is compliant to ISO\/IEC 27001 it is acceptable.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431994[]' id='answer-id-1671502' class='answer   answerof-431994 ' value='1671502'   \/><label for='answer-id-1671502' id='answer-label-1671502' class=' answer'><span>Yes, since it is mandated by regulations.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-18' style=';'><div id='questionWrap-18'  class='   watupro-question-id-431995'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>18. <\/span>The location of a data center is just above the Arctic Circle (North Pole). The outside air temperature is never above 21\u00b0C\/70\u00b0F. <br \/>\r<br>Taking energy efficiency as the highest priority, which cooling system should you recommend?<\/div><input type='hidden' name='question_id[]' id='qID_18' value='431995' \/><input type='hidden' id='answerType431995' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431995[]' id='answer-id-1671503' class='answer   answerof-431995 ' value='1671503'   \/><label for='answer-id-1671503' id='answer-label-1671503' class=' answer'><span>Standard air conditioning units, as spares might not be readily available<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431995[]' id='answer-id-1671504' class='answer   answerof-431995 ' value='1671504'   \/><label for='answer-id-1671504' id='answer-label-1671504' class=' answer'><span>Any cooling system can be efficient because the outside air temperature will not influence the temperature of the air intake of the ICT equipment<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431995[]' id='answer-id-1671505' class='answer   answerof-431995 ' value='1671505'   \/><label for='answer-id-1671505' id='answer-label-1671505' class=' answer'><span>Waterside economizer<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431995[]' id='answer-id-1671506' class='answer   answerof-431995 ' value='1671506'   \/><label for='answer-id-1671506' id='answer-label-1671506' class=' answer'><span>Airside economizer<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-19' style=';'><div id='questionWrap-19'  class='   watupro-question-id-431996'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>19. <\/span>A 5kW (power consumption) server keeps crashing with the message 'temperature too high'. <br \/>\r<br>The intake temperature is measured at 25 \u00b0C\/77 \u00b0F and a relative humidity (RH) level of 50%. <br \/>\r<br>The exhaust temperature is 29 \u00b0C\/84 \u00b0F and 45% RH. <br \/>\r<br>The raised floor is providing an adequate amount of CFM\/CMH at a reasonable velocity. <br \/>\r<br>The pressure under the raised floor is approximately 25 Pa\/0.1 inch H &#8322; O. <br \/>\r<br>Analyze the situation and indicate what the most likely cause is for this server to crash.<\/div><input type='hidden' name='question_id[]' id='qID_19' value='431996' \/><input type='hidden' id='answerType431996' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431996[]' id='answer-id-1671507' class='answer   answerof-431996 ' value='1671507'   \/><label for='answer-id-1671507' id='answer-label-1671507' class=' answer'><span>Dust inside the server causing issues with convection-based heat transfer<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431996[]' id='answer-id-1671508' class='answer   answerof-431996 ' value='1671508'   \/><label for='answer-id-1671508' id='answer-label-1671508' class=' answer'><span>The exhaust temperature is exceeding the ASHRAE recommended values<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431996[]' id='answer-id-1671509' class='answer   answerof-431996 ' value='1671509'   \/><label for='answer-id-1671509' id='answer-label-1671509' class=' answer'><span>The raised floor pressure is too low and\/or the raised floor tile % opening is not adequate<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431996[]' id='answer-id-1671510' class='answer   answerof-431996 ' value='1671510'   \/><label for='answer-id-1671510' id='answer-label-1671510' class=' answer'><span>No cause could be determined as the CFM\/CMH of the air conditioning equipment is not stated<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-20' style=';'><div id='questionWrap-20'  class='   watupro-question-id-431997'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>20. <\/span>A data center is located in an area where the demand for power is higher than the utility power company is able to deliver. This results in frequent power outages and, therefore, power shedding (scheduled\/controlled power shutdown for areas) is frequently applied. The mains power is more than 650 hours\/year not available. <br \/>\r<br>What type of generators should be installed?<\/div><input type='hidden' name='question_id[]' id='qID_20' value='431997' \/><input type='hidden' id='answerType431997' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431997[]' id='answer-id-1671511' class='answer   answerof-431997 ' value='1671511'   \/><label for='answer-id-1671511' id='answer-label-1671511' class=' answer'><span>Standby generators should be installed in at least an N+1 configuration<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431997[]' id='answer-id-1671512' class='answer   answerof-431997 ' value='1671512'   \/><label for='answer-id-1671512' id='answer-label-1671512' class=' answer'><span>Continuous generators should be installed, at least in an N+1 configuration<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431997[]' id='answer-id-1671513' class='answer   answerof-431997 ' value='1671513'   \/><label for='answer-id-1671513' id='answer-label-1671513' class=' answer'><span>A combination of standby-, prime-, and continuous-generators, as the duration of the power outage is unpredictable. The total available capacity of the generators should be at least 500% of the data center load<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431997[]' id='answer-id-1671514' class='answer   answerof-431997 ' value='1671514'   \/><label for='answer-id-1671514' id='answer-label-1671514' class=' answer'><span>Continuous generators should be installed; no N+1 configuration is needed as the generators will run all the time<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-21' style=';'><div id='questionWrap-21'  class='   watupro-question-id-431998'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>21. <\/span>In which stage of the data center life cycle does commissioning take place?<\/div><input type='hidden' name='question_id[]' id='qID_21' value='431998' \/><input type='hidden' id='answerType431998' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431998[]' id='answer-id-1671515' class='answer   answerof-431998 ' value='1671515'   \/><label for='answer-id-1671515' id='answer-label-1671515' class=' answer'><span>Retire<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431998[]' id='answer-id-1671516' class='answer   answerof-431998 ' value='1671516'   \/><label for='answer-id-1671516' id='answer-label-1671516' class=' answer'><span>Operate\/optimize<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431998[]' id='answer-id-1671517' class='answer   answerof-431998 ' value='1671517'   \/><label for='answer-id-1671517' id='answer-label-1671517' class=' answer'><span>Implement<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431998[]' id='answer-id-1671518' class='answer   answerof-431998 ' value='1671518'   \/><label for='answer-id-1671518' id='answer-label-1671518' class=' answer'><span>Design<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-22' style=';'><div id='questionWrap-22'  class='   watupro-question-id-431999'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>22. <\/span>A data center scores Rated-3 in mechanical, Rated-4 in electrical, and Rated-2 in architectural. <br \/>\r<br>What is the overall Rating of this data center when the Rating is based on the ANSI\/TIA-942?<\/div><input type='hidden' name='question_id[]' id='qID_22' value='431999' \/><input type='hidden' id='answerType431999' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431999[]' id='answer-id-1671519' class='answer   answerof-431999 ' value='1671519'   \/><label for='answer-id-1671519' id='answer-label-1671519' class=' answer'><span>Rated-2 since that is the lowest rating received<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431999[]' id='answer-id-1671520' class='answer   answerof-431999 ' value='1671520'   \/><label for='answer-id-1671520' id='answer-label-1671520' class=' answer'><span>Rated-4 since that is the highest rating received<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431999[]' id='answer-id-1671521' class='answer   answerof-431999 ' value='1671521'   \/><label for='answer-id-1671521' id='answer-label-1671521' class=' answer'><span>Rated-4 since electrical is more important than mechanical and architectural<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-431999[]' id='answer-id-1671522' class='answer   answerof-431999 ' value='1671522'   \/><label for='answer-id-1671522' id='answer-label-1671522' class=' answer'><span>Depends on the Rating scored in telecommunications<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-23' style=';'><div id='questionWrap-23'  class='   watupro-question-id-432000'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>23. <\/span>1.Management has requested a 15-minute battery bank assuming full load on the UPS. <br \/>\r<br>The UPS vendor has provided the following specifications of the UPS: <br \/>\r<br>&#8226; Rated power: 30 kVA <br \/>\r<br>&#8226; Rectifier input voltage: 400 V\/3 phase <br \/>\r<br>&#8226; Rectifier input power factor: 0.8 <br \/>\r<br>&#8226; Battery rated voltage: 384 V <br \/>\r<br>&#8226; Number of cells: 192 <br \/>\r<br>&#8226; End of discharge voltage: 308 V <br \/>\r<br>&#8226; Inverter output voltage: 400 V\/3 phase <br \/>\r<br>&#8226; Inverter output power factor: 0.8 <br \/>\r<br>What information is missing to perform the battery calculation?<\/div><input type='hidden' name='question_id[]' id='qID_23' value='432000' \/><input type='hidden' id='answerType432000' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432000[]' id='answer-id-1671523' class='answer   answerof-432000 ' value='1671523'   \/><label for='answer-id-1671523' id='answer-label-1671523' class=' answer'><span>UPS efficiency<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432000[]' id='answer-id-1671524' class='answer   answerof-432000 ' value='1671524'   \/><label for='answer-id-1671524' id='answer-label-1671524' class=' answer'><span>Inverter efficiency<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432000[]' id='answer-id-1671525' class='answer   answerof-432000 ' value='1671525'   \/><label for='answer-id-1671525' id='answer-label-1671525' class=' answer'><span>Load imbalance on the phases<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432000[]' id='answer-id-1671526' class='answer   answerof-432000 ' value='1671526'   \/><label for='answer-id-1671526' id='answer-label-1671526' class=' answer'><span>Available battery charging current<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-24' style=';'><div id='questionWrap-24'  class='   watupro-question-id-432001'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>24. <\/span>What is the advantage or disadvantage of using MPO (Multi-fiber Push On)\/pre-terminated fiber?<\/div><input type='hidden' name='question_id[]' id='qID_24' value='432001' \/><input type='hidden' id='answerType432001' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432001[]' id='answer-id-1671527' class='answer   answerof-432001 ' value='1671527'   \/><label for='answer-id-1671527' id='answer-label-1671527' class=' answer'><span>There is no advantage, as it cannot be used with OM4 optical fiber cables.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432001[]' id='answer-id-1671528' class='answer   answerof-432001 ' value='1671528'   \/><label for='answer-id-1671528' id='answer-label-1671528' class=' answer'><span>There is no advantage, as it creates additional heat load in the data center.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432001[]' id='answer-id-1671529' class='answer   answerof-432001 ' value='1671529'   \/><label for='answer-id-1671529' id='answer-label-1671529' class=' answer'><span>It speeds up installation and provides an easy upgrade to transmission speeds up to 40 Gbit\/s -100 Gbit\/s.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432001[]' id='answer-id-1671530' class='answer   answerof-432001 ' value='1671530'   \/><label for='answer-id-1671530' id='answer-label-1671530' class=' answer'><span>It is a very flexible system as it can be used for both copper cables and optical fiber cables.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-25' style=';'><div id='questionWrap-25'  class='   watupro-question-id-432002'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>25. <\/span>What mainly affects the cooling capacity of a raised floor tile?<\/div><input type='hidden' name='question_id[]' id='qID_25' value='432002' \/><input type='hidden' id='answerType432002' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432002[]' id='answer-id-1671531' class='answer   answerof-432002 ' value='1671531'   \/><label for='answer-id-1671531' id='answer-label-1671531' class=' answer'><span>Type of ICT equipment, location of the air conditioner, pressure under the raised floor, allowable temperature in the hot aisle<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432002[]' id='answer-id-1671532' class='answer   answerof-432002 ' value='1671532'   \/><label for='answer-id-1671532' id='answer-label-1671532' class=' answer'><span>Relative humidity in the computer room, temperature of the cold air, pressure under the raised floor, construction material of the tile<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432002[]' id='answer-id-1671533' class='answer   answerof-432002 ' value='1671533'   \/><label for='answer-id-1671533' id='answer-label-1671533' class=' answer'><span>Percentage of the surface opening, obstruction of the supporting construction, pressure under the raised floor, damper construction<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432002[]' id='answer-id-1671534' class='answer   answerof-432002 ' value='1671534'   \/><label for='answer-id-1671534' id='answer-label-1671534' class=' answer'><span>Percentage of the surface opening, airflow direction of the ICT equipment, temperature difference between the air intake and air exhaust of the ICT equipment, construction material of the tile<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-26' style=';'><div id='questionWrap-26'  class='   watupro-question-id-432003'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>26. <\/span>What is the calculation for the desired attenuation factor for shielding material?<\/div><input type='hidden' name='question_id[]' id='qID_26' value='432003' \/><input type='hidden' id='answerType432003' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432003[]' id='answer-id-1671535' class='answer   answerof-432003 ' value='1671535'   \/><label for='answer-id-1671535' id='answer-label-1671535' class=' answer'><span>A = 20 log (M \/ R) \r\nWhere \r\nA is Attenuation \r\nM is the maximum acceptable value \r\nR is the real value measured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432003[]' id='answer-id-1671536' class='answer   answerof-432003 ' value='1671536'   \/><label for='answer-id-1671536' id='answer-label-1671536' class=' answer'><span>A=M\/R \r\nWhere<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432003[]' id='answer-id-1671537' class='answer   answerof-432003 ' value='1671537'   \/><label for='answer-id-1671537' id='answer-label-1671537' class=' answer'><span>A is Attenuation \r\nM is the maximum acceptable value \r\nR is the real value measured<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432003[]' id='answer-id-1671538' class='answer   answerof-432003 ' value='1671538'   \/><label for='answer-id-1671538' id='answer-label-1671538' class=' answer'><span>A = 20 log (R \/ M) \r\nWhere \r\nA is Attenuation \r\nR is the real value measured \r\nM is the maximum acceptable value<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432003[]' id='answer-id-1671539' class='answer   answerof-432003 ' value='1671539'   \/><label for='answer-id-1671539' id='answer-label-1671539' class=' answer'><span>You do not have to calculate the attenuation factor for shielding material as it always has the same attenuation<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-27' style=';'><div id='questionWrap-27'  class='   watupro-question-id-432004'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>27. <\/span>Do you need to consider blast protection when designing a data center?<\/div><input type='hidden' name='question_id[]' id='qID_27' value='432004' \/><input type='hidden' id='answerType432004' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432004[]' id='answer-id-1671540' class='answer   answerof-432004 ' value='1671540'   \/><label for='answer-id-1671540' id='answer-label-1671540' class=' answer'><span>No, there is no reason for implementing blast protection as nobody can predict the impact of a bomb explosion.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432004[]' id='answer-id-1671541' class='answer   answerof-432004 ' value='1671541'   \/><label for='answer-id-1671541' id='answer-label-1671541' class=' answer'><span>Yes, if the data center is a potential target or the building is located within the vicinity of (close by) a potential target.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432004[]' id='answer-id-1671542' class='answer   answerof-432004 ' value='1671542'   \/><label for='answer-id-1671542' id='answer-label-1671542' class=' answer'><span>No, blast protection is not a requirement of ANSI\/TIA-942.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432004[]' id='answer-id-1671543' class='answer   answerof-432004 ' value='1671543'   \/><label for='answer-id-1671543' id='answer-label-1671543' class=' answer'><span>Yes, blast protection is a requirement of ANSI\/TIA-942.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-28' style=';'><div id='questionWrap-28'  class='   watupro-question-id-432005'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>28. <\/span>What is the main reason to install Earth Leakage protection?<\/div><input type='hidden' name='question_id[]' id='qID_28' value='432005' \/><input type='hidden' id='answerType432005' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432005[]' id='answer-id-1671544' class='answer   answerof-432005 ' value='1671544'   \/><label for='answer-id-1671544' id='answer-label-1671544' class=' answer'><span>Protection of ICT equipment against high-frequency noise currents<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432005[]' id='answer-id-1671545' class='answer   answerof-432005 ' value='1671545'   \/><label for='answer-id-1671545' id='answer-label-1671545' class=' answer'><span>Protection of human lives<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432005[]' id='answer-id-1671546' class='answer   answerof-432005 ' value='1671546'   \/><label for='answer-id-1671546' id='answer-label-1671546' class=' answer'><span>Improvement of the data center grounding\/earthing system<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432005[]' id='answer-id-1671547' class='answer   answerof-432005 ' value='1671547'   \/><label for='answer-id-1671547' id='answer-label-1671547' class=' answer'><span>Protection against lightning strikes<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-29' style=';'><div id='questionWrap-29'  class='   watupro-question-id-432006'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>29. <\/span>An MCB needs to be installed in the PDU of an air-conditioner unit. <br \/>\r<br>Which breaking curve should you select?<\/div><input type='hidden' name='question_id[]' id='qID_29' value='432006' \/><input type='hidden' id='answerType432006' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432006[]' id='answer-id-1671548' class='answer   answerof-432006 ' value='1671548'   \/><label for='answer-id-1671548' id='answer-label-1671548' class=' answer'><span>D-Curve<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432006[]' id='answer-id-1671549' class='answer   answerof-432006 ' value='1671549'   \/><label for='answer-id-1671549' id='answer-label-1671549' class=' answer'><span>C-Curve<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432006[]' id='answer-id-1671550' class='answer   answerof-432006 ' value='1671550'   \/><label for='answer-id-1671550' id='answer-label-1671550' class=' answer'><span>B-Curve<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432006[]' id='answer-id-1671551' class='answer   answerof-432006 ' value='1671551'   \/><label for='answer-id-1671551' id='answer-label-1671551' class=' answer'><span>A-Curve<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-30' style=';'><div id='questionWrap-30'  class='   watupro-question-id-432007'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>30. <\/span>You are working on the design of a new facility. The electrical riser of the building with high current power is located close to the area where sensitive IT equipment in the computer room will be located. <br \/>\r<br>What should you recommend to reduce the amount of EMF coming from the electrical riser?<\/div><input type='hidden' name='question_id[]' id='qID_30' value='432007' \/><input type='hidden' id='answerType432007' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432007[]' id='answer-id-1671552' class='answer   answerof-432007 ' value='1671552'   \/><label for='answer-id-1671552' id='answer-label-1671552' class=' answer'><span>Install single-phase power cabling<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432007[]' id='answer-id-1671553' class='answer   answerof-432007 ' value='1671553'   \/><label for='answer-id-1671553' id='answer-label-1671553' class=' answer'><span>Install three-phase power cabling based on three individual core wires<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432007[]' id='answer-id-1671554' class='answer   answerof-432007 ' value='1671554'   \/><label for='answer-id-1671554' id='answer-label-1671554' class=' answer'><span>Install bus bar trunking<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432007[]' id='answer-id-1671555' class='answer   answerof-432007 ' value='1671555'   \/><label for='answer-id-1671555' id='answer-label-1671555' class=' answer'><span>Install three-phase power cabling based on a combined cable (e.g. XLPE etc.)<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-31' style=';'><div id='questionWrap-31'  class='   watupro-question-id-432008'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>31. <\/span>You are working with a customer who requires a guarantee that THDi levels coming from the UPS should not exceed more than 3% THDi. Furthermore, he wants to run a power-efficient data center. The UPS has a 6-Pulse SCR\/Thyristor based rectifier. The current load on the UPS is approximately 80%. The customer indicates they are not expecting any changes on the ICT infrastructure for the next 3 years. <br \/>\r<br>What should you recommend?<\/div><input type='hidden' name='question_id[]' id='qID_31' value='432008' \/><input type='hidden' id='answerType432008' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432008[]' id='answer-id-1671556' class='answer   answerof-432008 ' value='1671556'   \/><label for='answer-id-1671556' id='answer-label-1671556' class=' answer'><span>Nothing, the UPS will be able to take care of the right levels of THDi<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432008[]' id='answer-id-1671557' class='answer   answerof-432008 ' value='1671557'   \/><label for='answer-id-1671557' id='answer-label-1671557' class=' answer'><span>Install a passive harmonic filter on the UPS<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432008[]' id='answer-id-1671558' class='answer   answerof-432008 ' value='1671558'   \/><label for='answer-id-1671558' id='answer-label-1671558' class=' answer'><span>Install an active harmonic filter on the UPS<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432008[]' id='answer-id-1671559' class='answer   answerof-432008 ' value='1671559'   \/><label for='answer-id-1671559' id='answer-label-1671559' class=' answer'><span>Install an isolation transformer rated at K13 or K20<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-32' style=';'><div id='questionWrap-32'  class='   watupro-question-id-432009'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>32. <\/span>A computer room needs to be fitted out with a gas-based fire suppression system. The computer <br \/>\r<br>room will be a high-density data center with about 30% of the racks being closed circuit cooling blade-center racks. <br \/>\r<br>Should the supplier of the fire suppression system be informed on the design of the racks?<\/div><input type='hidden' name='question_id[]' id='qID_32' value='432009' \/><input type='hidden' id='answerType432009' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432009[]' id='answer-id-1671560' class='answer   answerof-432009 ' value='1671560'   \/><label for='answer-id-1671560' id='answer-label-1671560' class=' answer'><span>No, cooling and design of racks have no influence on the fire suppression system design.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432009[]' id='answer-id-1671561' class='answer   answerof-432009 ' value='1671561'   \/><label for='answer-id-1671561' id='answer-label-1671561' class=' answer'><span>Only when the rack height obstructs a potential fire suppression release point.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432009[]' id='answer-id-1671562' class='answer   answerof-432009 ' value='1671562'   \/><label for='answer-id-1671562' id='answer-label-1671562' class=' answer'><span>Yes, the design of the racks has an influence on the fire suppression system design.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432009[]' id='answer-id-1671563' class='answer   answerof-432009 ' value='1671563'   \/><label for='answer-id-1671563' id='answer-label-1671563' class=' answer'><span>Only when the racks might block access to the fire panel.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-33' style=';'><div id='questionWrap-33'  class='   watupro-question-id-432010'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>33. <\/span>What is a potential disadvantage of using a hypoxic-based fire suppression system as a fire extinguishing system?<\/div><input type='hidden' name='question_id[]' id='qID_33' value='432010' \/><input type='hidden' id='answerType432010' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432010[]' id='answer-id-1671564' class='answer   answerof-432010 ' value='1671564'   \/><label for='answer-id-1671564' id='answer-label-1671564' class=' answer'><span>It can only be used in computer rooms which have sufficient air changes per hour.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432010[]' id='answer-id-1671565' class='answer   answerof-432010 ' value='1671565'   \/><label for='answer-id-1671565' id='answer-label-1671565' class=' answer'><span>The gas containers need to be close to the hazard area.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432010[]' id='answer-id-1671566' class='answer   answerof-432010 ' value='1671566'   \/><label for='answer-id-1671566' id='answer-label-1671566' class=' answer'><span>It can only be used in non-continuous occupied areas.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432010[]' id='answer-id-1671567' class='answer   answerof-432010 ' value='1671567'   \/><label for='answer-id-1671567' id='answer-label-1671567' class=' answer'><span>It can only be used in computer rooms where you have sufficient positive pressure.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-34' style=';'><div id='questionWrap-34'  class='   watupro-question-id-432011'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>34. <\/span>A new network storage device in a non-standard size rack of approximately 600 kg\/1,300 lbs is going to be installed in the data center. <br \/>\r<br>Are new floor loading calculations required?<\/div><input type='hidden' name='question_id[]' id='qID_34' value='432011' \/><input type='hidden' id='answerType432011' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432011[]' id='answer-id-1671568' class='answer   answerof-432011 ' value='1671568'   \/><label for='answer-id-1671568' id='answer-label-1671568' class=' answer'><span>No, as long as the equipment is less than 700 kg\/1,500 lbs it will be within the limits.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432011[]' id='answer-id-1671569' class='answer   answerof-432011 ' value='1671569'   \/><label for='answer-id-1671569' id='answer-label-1671569' class=' answer'><span>No, specifications of equipment brought into the data center will already be known during the design of the data center, and therefore the floor will be able to handle it.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432011[]' id='answer-id-1671570' class='answer   answerof-432011 ' value='1671570'   \/><label for='answer-id-1671570' id='answer-label-1671570' class=' answer'><span>Yes, additional floor loading calculations need to be done by the floor manager, which should be verified by the safety engineer.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432011[]' id='answer-id-1671571' class='answer   answerof-432011 ' value='1671571'   \/><label for='answer-id-1671571' id='answer-label-1671571' class=' answer'><span>Yes, a structural engineer, approved\/endorsed by the building owner, should carry out new floor loading calculations.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-35' style=';'><div id='questionWrap-35'  class='   watupro-question-id-432012'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>35. <\/span>What precaution shall be taken for cabling leading into an equipment rack when a data center is in a seismic-prone area?<\/div><input type='hidden' name='question_id[]' id='qID_35' value='432012' \/><input type='hidden' id='answerType432012' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432012[]' id='answer-id-1671572' class='answer   answerof-432012 ' value='1671572'   \/><label for='answer-id-1671572' id='answer-label-1671572' class=' answer'><span>Cables should be loosely organized to allow for movement and be latched at the connectors.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432012[]' id='answer-id-1671573' class='answer   answerof-432012 ' value='1671573'   \/><label for='answer-id-1671573' id='answer-label-1671573' class=' answer'><span>Cables shall be tightly organized to the rack and trays to avoid movement.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432012[]' id='answer-id-1671574' class='answer   answerof-432012 ' value='1671574'   \/><label for='answer-id-1671574' id='answer-label-1671574' class=' answer'><span>Cables can be organized in any way as it is not important.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432012[]' id='answer-id-1671575' class='answer   answerof-432012 ' value='1671575'   \/><label for='answer-id-1671575' id='answer-label-1671575' class=' answer'><span>Cables should be replaced by busbar trunking.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-36' style=';'><div id='questionWrap-36'  class='   watupro-question-id-432013'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>36. <\/span>When are the wet bulb and dry bulb temperatures identical?<\/div><input type='hidden' name='question_id[]' id='qID_36' value='432013' \/><input type='hidden' id='answerType432013' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432013[]' id='answer-id-1671576' class='answer   answerof-432013 ' value='1671576'   \/><label for='answer-id-1671576' id='answer-label-1671576' class=' answer'><span>When the dry bulb's temperature is at the lowest allowable temperature for IT equipment as per ASHRAE<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432013[]' id='answer-id-1671577' class='answer   answerof-432013 ' value='1671577'   \/><label for='answer-id-1671577' id='answer-label-1671577' class=' answer'><span>When the dry bulb's temperature is at the highest allowable temperature for IT equipment as per ASHRAE<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432013[]' id='answer-id-1671578' class='answer   answerof-432013 ' value='1671578'   \/><label for='answer-id-1671578' id='answer-label-1671578' class=' answer'><span>When the relative humidity is at the best practice value for relative humidity, being 50% RH<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432013[]' id='answer-id-1671579' class='answer   answerof-432013 ' value='1671579'   \/><label for='answer-id-1671579' id='answer-label-1671579' class=' answer'><span>When the relative humidity is 100%<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-37' style=';'><div id='questionWrap-37'  class='   watupro-question-id-432014'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>37. <\/span>Smoke sensors need to be tested to ensure that they pick up a potential fire in the data center. <br \/>\r<br>What should you recommend?<\/div><input type='hidden' name='question_id[]' id='qID_37' value='432014' \/><input type='hidden' id='answerType432014' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432014[]' id='answer-id-1671580' class='answer   answerof-432014 ' value='1671580'   \/><label for='answer-id-1671580' id='answer-label-1671580' class=' answer'><span>Test the sensors by injecting smoke or simulated smoke directly into the sensor<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432014[]' id='answer-id-1671581' class='answer   answerof-432014 ' value='1671581'   \/><label for='answer-id-1671581' id='answer-label-1671581' class=' answer'><span>Press the self-test button on each sensor in the data center<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432014[]' id='answer-id-1671582' class='answer   answerof-432014 ' value='1671582'   \/><label for='answer-id-1671582' id='answer-label-1671582' class=' answer'><span>Inject smoke at the floor level<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432014[]' id='answer-id-1671583' class='answer   answerof-432014 ' value='1671583'   \/><label for='answer-id-1671583' id='answer-label-1671583' class=' answer'><span>Test the sensors according to the vendor specification<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-38' style=';'><div id='questionWrap-38'  class='   watupro-question-id-432015'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>38. <\/span>Three data centers are benchmarked on facilities energy efficiency. <br \/>\r<br>Data center A has achieved a PUE of 2.45. <br \/>\r<br>Data center B has achieved a PUE of 1.20. <br \/>\r<br>Data center C has achieved a PUE of 1.90. <br \/>\r<br>Which of the data centers is operating at the highest facility efficiency?<\/div><input type='hidden' name='question_id[]' id='qID_38' value='432015' \/><input type='hidden' id='answerType432015' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432015[]' id='answer-id-1671584' class='answer   answerof-432015 ' value='1671584'   \/><label for='answer-id-1671584' id='answer-label-1671584' class=' answer'><span>PUE does not indicate efficiency<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432015[]' id='answer-id-1671585' class='answer   answerof-432015 ' value='1671585'   \/><label for='answer-id-1671585' id='answer-label-1671585' class=' answer'><span>Data center A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432015[]' id='answer-id-1671586' class='answer   answerof-432015 ' value='1671586'   \/><label for='answer-id-1671586' id='answer-label-1671586' class=' answer'><span>Data center B<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432015[]' id='answer-id-1671587' class='answer   answerof-432015 ' value='1671587'   \/><label for='answer-id-1671587' id='answer-label-1671587' class=' answer'><span>Data center C<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-39' style=';'><div id='questionWrap-39'  class='   watupro-question-id-432016'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>39. <\/span>Is it allowed to make design changes during the implementation phase?<\/div><input type='hidden' name='question_id[]' id='qID_39' value='432016' \/><input type='hidden' id='answerType432016' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432016[]' id='answer-id-1671588' class='answer   answerof-432016 ' value='1671588'   \/><label for='answer-id-1671588' id='answer-label-1671588' class=' answer'><span>No, after a design freeze no further changes are allowed.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432016[]' id='answer-id-1671589' class='answer   answerof-432016 ' value='1671589'   \/><label for='answer-id-1671589' id='answer-label-1671589' class=' answer'><span>Any change is fine as long as it is within the scope of the project.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432016[]' id='answer-id-1671590' class='answer   answerof-432016 ' value='1671590'   \/><label for='answer-id-1671590' id='answer-label-1671590' class=' answer'><span>Yes, but only when time to implement is not exceeded.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432016[]' id='answer-id-1671591' class='answer   answerof-432016 ' value='1671591'   \/><label for='answer-id-1671591' id='answer-label-1671591' class=' answer'><span>Only when there is a strong business and\/or technical justification.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-40' style=';'><div id='questionWrap-40'  class='   watupro-question-id-432017'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>40. <\/span>An air-conditioner unit needs to be selected. Two types are available: <br \/>\r<br>Unit-A has a Sensible Heat Ratio (SHR) of 0.7. <br \/>\r<br>Unit-B has a Sensible Heat Ratio (SHR) of 0.9. <br \/>\r<br>From an efficiency point of view, which one should be selected?<\/div><input type='hidden' name='question_id[]' id='qID_40' value='432017' \/><input type='hidden' id='answerType432017' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432017[]' id='answer-id-1671592' class='answer   answerof-432017 ' value='1671592'   \/><label for='answer-id-1671592' id='answer-label-1671592' class=' answer'><span>It does not matter, as the Sensible Heat Ratio has nothing to do with efficiency.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432017[]' id='answer-id-1671593' class='answer   answerof-432017 ' value='1671593'   \/><label for='answer-id-1671593' id='answer-label-1671593' class=' answer'><span>Not relevant, as Sensible Heat Ratio is only specified for air-conditioner equipment to indicate the ratio between intake temperature and exhaust temperature.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432017[]' id='answer-id-1671594' class='answer   answerof-432017 ' value='1671594'   \/><label for='answer-id-1671594' id='answer-label-1671594' class=' answer'><span>Unit A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432017[]' id='answer-id-1671595' class='answer   answerof-432017 ' value='1671595'   \/><label for='answer-id-1671595' id='answer-label-1671595' class=' answer'><span>Unit B<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-41' style=';'><div id='questionWrap-41'  class='   watupro-question-id-432018'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>41. <\/span>It is assumed that EMF shielding material must be installed as the EMF levels coming from the transformer room into the computer room are measured at 100mG. The transformer room is approximately 10 meters away from the computer room and is separated by a corridor. You can assume that no physical issues are present for installing shielding material at any area\/location. Where should you recommend the shielding material to be installed?<\/div><input type='hidden' name='question_id[]' id='qID_41' value='432018' \/><input type='hidden' id='answerType432018' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432018[]' id='answer-id-1671596' class='answer   answerof-432018 ' value='1671596'   \/><label for='answer-id-1671596' id='answer-label-1671596' class=' answer'><span>As close as possible to the computer room<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432018[]' id='answer-id-1671597' class='answer   answerof-432018 ' value='1671597'   \/><label for='answer-id-1671597' id='answer-label-1671597' class=' answer'><span>As close as possible to the transformer room<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432018[]' id='answer-id-1671598' class='answer   answerof-432018 ' value='1671598'   \/><label for='answer-id-1671598' id='answer-label-1671598' class=' answer'><span>It does not matter, either close to the transformer room or the computer room is okay as there is no impact to cost or shielding material performance<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432018[]' id='answer-id-1671599' class='answer   answerof-432018 ' value='1671599'   \/><label for='answer-id-1671599' id='answer-label-1671599' class=' answer'><span>Shielding is not required to be installed as 100mG is within the acceptable levels for computer rooms<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-42' style=';'><div id='questionWrap-42'  class='   watupro-question-id-432019'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>42. <\/span>The temperature in the computer room is being increased from 18\u00b0C\/64\u00b0F to 27\u00b0C\/81\u00b0F. <br \/>\r<br>What is the impact, if any, on the amount of gas required to suppress a fire assuming the gas is a Halocarbon?<\/div><input type='hidden' name='question_id[]' id='qID_42' value='432019' \/><input type='hidden' id='answerType432019' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432019[]' id='answer-id-1671600' class='answer   answerof-432019 ' value='1671600'   \/><label for='answer-id-1671600' id='answer-label-1671600' class=' answer'><span>The amount of gas required will be higher<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432019[]' id='answer-id-1671601' class='answer   answerof-432019 ' value='1671601'   \/><label for='answer-id-1671601' id='answer-label-1671601' class=' answer'><span>The amount of gas required will not change<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432019[]' id='answer-id-1671602' class='answer   answerof-432019 ' value='1671602'   \/><label for='answer-id-1671602' id='answer-label-1671602' class=' answer'><span>The amount of gas required will be lower<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432019[]' id='answer-id-1671603' class='answer   answerof-432019 ' value='1671603'   \/><label for='answer-id-1671603' id='answer-label-1671603' class=' answer'><span>The change to the amount of gas cannot be determined without knowing the change in humidity as well<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-43' style=';'><div id='questionWrap-43'  class='   watupro-question-id-432020'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>43. <\/span>The UPS of a data center, with an ANSI\/TIA-942 Rating-4, is installed with the rectifier connected to power feed A and the bypass\/reserve line input connected to power feed <br \/>\r<br>B. To which feed will the output of the UPS be synchronized?<\/div><input type='hidden' name='question_id[]' id='qID_43' value='432020' \/><input type='hidden' id='answerType432020' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432020[]' id='answer-id-1671604' class='answer   answerof-432020 ' value='1671604'   \/><label for='answer-id-1671604' id='answer-label-1671604' class=' answer'><span>The UPS will not synchronize to any of the feeds but use an internal clock to set the output voltage and frequency<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432020[]' id='answer-id-1671605' class='answer   answerof-432020 ' value='1671605'   \/><label for='answer-id-1671605' id='answer-label-1671605' class=' answer'><span>Depends on the setting of the UPS, as the UPS can normally be set to either feed<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432020[]' id='answer-id-1671606' class='answer   answerof-432020 ' value='1671606'   \/><label for='answer-id-1671606' id='answer-label-1671606' class=' answer'><span>Feed A<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432020[]' id='answer-id-1671607' class='answer   answerof-432020 ' value='1671607'   \/><label for='answer-id-1671607' id='answer-label-1671607' class=' answer'><span>Feed B<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-44' style=';'><div id='questionWrap-44'  class='   watupro-question-id-432021'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>44. <\/span>The air intake of the mission-critical server at the top of the rack is measuring 25 \u00b0C\/77 \u00b0F. <br \/>\r<br>Is this acceptable?<\/div><input type='hidden' name='question_id[]' id='qID_44' value='432021' \/><input type='hidden' id='answerType432021' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432021[]' id='answer-id-1671608' class='answer   answerof-432021 ' value='1671608'   \/><label for='answer-id-1671608' id='answer-label-1671608' class=' answer'><span>Yes, this is allowed according to the standards and guidelines<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432021[]' id='answer-id-1671609' class='answer   answerof-432021 ' value='1671609'   \/><label for='answer-id-1671609' id='answer-label-1671609' class=' answer'><span>As long as it does not exceed the average server room temperature of 38 \u00b0C\/100 \u00b0F<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432021[]' id='answer-id-1671610' class='answer   answerof-432021 ' value='1671610'   \/><label for='answer-id-1671610' id='answer-label-1671610' class=' answer'><span>Depends on the ANSI\/TIA-942 Rating the data center needs to comply with<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432021[]' id='answer-id-1671611' class='answer   answerof-432021 ' value='1671611'   \/><label for='answer-id-1671611' id='answer-label-1671611' class=' answer'><span>No, the temperature needs to be 20 \u00b0C\/68 \u00b0F<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-45' style=';'><div id='questionWrap-45'  class='   watupro-question-id-432022'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>45. <\/span>The humidity in the computer room has changed from about 50% down to 35% Relative Humidity (RH). <br \/>\r<br>What influence does this have on Electrostatic Discharge (ESD)?<\/div><input type='hidden' name='question_id[]' id='qID_45' value='432022' \/><input type='hidden' id='answerType432022' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432022[]' id='answer-id-1671612' class='answer   answerof-432022 ' value='1671612'   \/><label for='answer-id-1671612' id='answer-label-1671612' class=' answer'><span>No influence as long as the temperature is at approximately 20\u00b0C\/77\u00b0F<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432022[]' id='answer-id-1671613' class='answer   answerof-432022 ' value='1671613'   \/><label for='answer-id-1671613' id='answer-label-1671613' class=' answer'><span>Relative humidity has no influence on ESD<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432022[]' id='answer-id-1671614' class='answer   answerof-432022 ' value='1671614'   \/><label for='answer-id-1671614' id='answer-label-1671614' class=' answer'><span>ESD levels will go up<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-432022[]' id='answer-id-1671615' class='answer   answerof-432022 ' value='1671615'   \/><label for='answer-id-1671615' id='answer-label-1671615' class=' answer'><span>ESD levels will go down<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div style='display:none' id='question-46'>\n\t<div class='question-content'>\n\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dumpsbase.com\/freedumps\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading...\" title=\"Loading...\" \/>&nbsp;Loading...\t<\/div>\n<\/div>\n\n<br 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431980:1671443,1671444,1671445,1671446 | 431981:1671447,1671448,1671449,1671450 | 431982:1671451,1671452,1671453,1671454 | 431983:1671455,1671456,1671457,1671458 | 431984:1671459,1671460,1671461,1671462 | 431985:1671463,1671464,1671465,1671466 | 431986:1671467,1671468,1671469,1671470 | 431987:1671471,1671472,1671473,1671474 | 431988:1671475,1671476,1671477,1671478 | 431989:1671479,1671480,1671481,1671482 | 431990:1671483,1671484,1671485,1671486 | 431991:1671487,1671488,1671489,1671490 | 431992:1671491,1671492,1671493,1671494 | 431993:1671495,1671496,1671497,1671498 | 431994:1671499,1671500,1671501,1671502 | 431995:1671503,1671504,1671505,1671506 | 431996:1671507,1671508,1671509,1671510 | 431997:1671511,1671512,1671513,1671514 | 431998:1671515,1671516,1671517,1671518 | 431999:1671519,1671520,1671521,1671522 | 432000:1671523,1671524,1671525,1671526 | 432001:1671527,1671528,1671529,1671530 | 432002:1671531,1671532,1671533,1671534 | 432003:1671535,1671536,1671537,1671538,1671539 | 432004:1671540,1671541,1671542,1671543 | 432005:1671544,1671545,1671546,1671547 | 432006:1671548,1671549,1671550,1671551 | 432007:1671552,1671553,1671554,1671555 | 432008:1671556,1671557,1671558,1671559 | 432009:1671560,1671561,1671562,1671563 | 432010:1671564,1671565,1671566,1671567 | 432011:1671568,1671569,1671570,1671571 | 432012:1671572,1671573,1671574,1671575 | 432013:1671576,1671577,1671578,1671579 | 432014:1671580,1671581,1671582,1671583 | 432015:1671584,1671585,1671586,1671587 | 432016:1671588,1671589,1671590,1671591 | 432017:1671592,1671593,1671594,1671595 | 432018:1671596,1671597,1671598,1671599 | 432019:1671600,1671601,1671602,1671603 | 432020:1671604,1671605,1671606,1671607 | 432021:1671608,1671609,1671610,1671611 | 432022:1671612,1671613,1671614,1671615\" \/>\n\t<input type=\"hidden\" name=\"no_ajax\" value=\"0\">\t\t\t<\/form>\n\t<p>&nbsp;<\/p>\n<\/div>\n\n<script 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To help you pass the CDCS exam successfully in 2026, DumpsBase offers authentic, updated, and exam-focused study materials to help you boost your confidence and accuracy. 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