Real Cisco CCNA 200-125 Exam Questions and Answers

Real Cisco CCNA 200-125 exam questions and answers have been updated to V21.02, which ensure you pass CCNA Cisco Certified Network Associate CCNA (v3.0) exam successfully. We can know that Cisco 200-125 exam tests a candidate’s knowledge and skills related to:

  • Network fundamentals
  • LAN switching technologies
  • IPv4 and IPv6 routing technologies
  • WAN technologies
  • Infrastructure services
  • Infrastructure security
  • Infrastructure management

Real Cisco CCNA 200-125 exam questions and answers will help you test all your knowledge and skills well and ensure your success in 200-125 CCNA Cisco Certified Network Associate CCNA (v3.0) exam.

Cisco 200-125 Free Dumps Online, Read and Test Now

1. Which technology supports the stateless assignment of IPv6 addresses? (Choose two.)


2. After you configure the Loopback0 interface, which command can you enter to verify the status of the interface and determine whether fast switching is enabled?


3. What are two requirements for an HSRP group? (Choose two.)


4. Which command sequence can you enter to create VLAN 20 and assign it to an interfaceon a switch?


5. Which three commands can you use to set a router boot image? (Choose three.)


6. Which two statements about IPv6 and routing protocols are true? (Choose two.)


7. If primary and secondary root switches with priority 16384 both experience catastrophiclosses, which tertiary switch can take over?


8. Which two statements about late collisions are true? (Choose two.)


9. Which command can you enter to set the default route for all traffic to an interface?


10. Which two spanning-tree port states does RSTP combine to allow faster convergence? (Choose two.)


11. If a router has four interfaces and each interface is connected to four switches, how many broadcast domains are present on the router?


12. Which command enables IPv6 forwarding on a cisco router?


13. Refer to the exhibit.

What is the most appropriate summarization for these routes?


14. Which set of commands is recommended to prevent the use of a hub in the access layer?


15. A router has learned three possible routes that could be used to reach a destination network. One route is from EIGRP and has a composite metric of 20514560. Another route is from OSPF with a metric of 782. The last is from RIPv2 and has a metric of 4.

Which route or routes will the router install in the routing table?


16. Two routers named Atlanta and Brevard are connected via their serial interfaces as illustrated, but they are unable to communicate. The Atlanta router is known to have the correct configuration.

Given the partial configurations, identify the fault on the Brevard router that is causing the lack of connectivity.


17. A network administrator needs to configure a serial link between the main office and a remote location. The router at the remote office is a non-cisco router.

How should the network administrator configure the serial interface of the main office router to make the connection?


18. Which layer 2 protocol encapsulation type supports synchronous and asynchronous circuis and has built-in security mechanisms?


19. Refer to the exhibit.

The two connected ports on the switch are not turning orange or green.

What would be the most effective steps to troubleshoot this physical layer problem? (Choose three.)


20. A network administrator is troubleshooting the OSPF configuration of routers R1 and R2. The routers cannot establish an adjacency relationship on their common Ethernet link. The graphic shows the output of the show ip ospf interface e0 command for routers R1 and R2.

Based on the information in the graphic, what is the cause of this problem?


21. What will happen if a private IP address is assigned to a public interface connected to an ISP?


22. Refer to the exhibit.

The Bigtime router is unable to authenticate to the Littletime router.

What is the cause of the problem?


23. What will be the result if the following configuration commands are implemented on a Cisco switch?

Switch(config-if)# switchport port-securitySwitch(config-if)# switchport port-security mac-address sticky


24. Refer to the exhibit.

The following commands are executed on interface fa0/1 of 2950Switch.

2950Switch(config-if)# switchport port-security

2950Switch(config-if)# switchport port-security mac-address sticky

2950Switch(config-if)# switchport port-security maximum 1

The Ethernet frame that is shown arrives on interface fa0/1.

What two functions will occur when this frame


25. Which command can you enter to re-enable Cisco Discovery Protocol on a local route rafter it has been disabled?


26. A cisco router is booting and has just completed the POST process. It is now ready to find and load an IOS image.

What function does the router perform next?


27. What are three advantages of VLANs? (Choose three.)


28. Refer to the exhibit.

The output that is shown is generated at a switch.

Which three of these statements are true? (Choose three.)


29. Which two commands can be used to verify a trunk link configurationt status on a given cisco switch? (choose two)


30. Which two states are the port states when RSTP has converged? (choose two)


31. Refer to the exhibit.

A technician has installed SwithchB and needs to configure it for remote access from the management workstation connected SwitchA Which set of commands is required to accomplish this task?


32. Which of the following are benefits of VLANs? (Choose three.)


33. What are three benefits of implementing vlans? (choose three)


34. Which three statements accurately describe layer 2 Ethernet switches? (choose three)


35. Which two correctly describe steps in the OSI data encapsulation process? (Choose two.)


36. Which of the following describes the roles of devices in a WAN? (Choose three.)


37. Which interface counter can you use to diagnose a duplex mismatch problem?


38. Which feature can you implement to reserve bandwidth for VoIP calls across the call path?


39. When an interface is configured with PortFast BPDU guard, how does the interface respond when it receives a BPDU?


40. What are three characteristics of the TCP protocol? (Choose three.)


41. Which command can you enter to determine whether serial interface 0/2/0 has been configured using HDLC encapsulation?


42. Which two statements about IPv4 multicast traffic are true? (Choose two.)


43. What are two benefits of private IPv4 IP addresses? (Choose two.)


44. What is the authoritative source for an address lookup?


45. Which command can you enter to verify that a BGP connection to a remote device is established?


46. During which phase of PPPoE is PPP authentication performed?


47. Which three circumstances can cause a GRE tunnel to be in an up/down state? (Choose three.)


48. Which two statements about using leased lines for your WAN infrastructure are true? (Choose two.)


49. Which two statements about wireless LAN controllers are true? (Choose two.)


50. Which two statements about northbound and southbound APIs are true? (Choose two.)


51. Which statement about RADIUS security is true?


52. If you are configuring syslog messages specifying `logging trap warning’, which log messages will the router send?


53. Which command can you enter to configure an IPV6 floating static route?


54. Which two statements about Ethernet standards are true? (choose two)


55. Which function does IP SLA ICMP ECHO operation perform to assist with troubleshooting?


56. What are types of IPv6 static routes? (Choose Three.)


57. How to configure RIPv2? (Choose Two.)


58. What is the status of port-channel if LACP is misconfigured?


59. What is true about DTP? (Choose Three.)


60. How to create a trunk port and allow VLAN 20? (Choose Three.)


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