Prepare for Your Dell VPLEX Deploy Certification Exam with DELL EMC D-VPX-DY-A-24 Exam Dumps

1. Which VPLEX volume contains virtual-to-physical mapping information?

2. A customer has a VPLEX Metro configuration across two data centers 200 km apart. During an overnight backup, the WAN-COM link between the two data centers fails.

Which volume allows for future incremental re-synchronization with the remote mirror once the link is restored?

3. What is the maximum supported latency for a VPLEX Metro implementation?

4. medium-sized VPLEX clusters are connected via IP with a round-trip latency of approximately 35 ms.

What type of configuration is this?

5. What is the total number of engines for a small VPLEX Metro configuration?

6. A customer wants to implement VPLEX between two datacenters 200 km apart. The latency between the sites is 15 ms.

Which VPLEX topology is recommended?

7. When creating logging and metadata volumes, which LUN requirement applies to both volumes?

8. How many management Ethernet connections exist between the management server and the engines?

9. What is the maximum cache of a single engine in a medium VPLEX VS2 cluster?

10. A dual fan failure occurs on a single VPLEX engine.

What will be the result?

11. What is the purpose of I/O module 2 in a the VPLEX VS2 hardware configuration?

12. You present additional LUNs to VPLEX. Which command must be executed to make them visible to VPLEX?

13. What are key benefits of storage virtualization with VPLEX?

14. What three elements are part of the VPLEX Storage View?

15. A host attempted a read from a volume in a VPLEX Metro configuration. The data does not exist in cache at all.

What process does VPLEX use to service the read request?

16. In the distributed cache architecture, how much local cache does a VS2 director have?

17. Which command allows you to navigate vplexcli history by string?

18. Which command-line option can be invoked within VPlexcli as a task to recognize and use new LUNs provisioned to a cluster?

19. In which directory is a session log file created whenever the Management Console is launched?

20. You are using VPLEX Unisphere to perform management functions in your environment. You are tasked with creating several volume migrations to a new storage array.

What tab should you use to perform this migration?

21. Following EMC best practices, what information is required to register a VPLEX on an ESRS portal?

22. When inspecting a VS1 director's status LEDs, you see that a status LED is blue. What does this indicate?

23. You are preparing a site for a large Metro VPLEX cluster. The storage administrator wants to prepare the storage network configuration and needs to ensure easy troubleshooting of storage path faults.

How many WAN-COM zones per fabric will need to be created?

24. You are preparing a site for a large Metro VPLEX cluster. The storage administrator wants to prepare the storage network configuration and needs to ensure easy troubleshooting of storage path faults.

How many WAN-COM zones will need to be created?

25. What can you use to generate a list of VPLEX fabric initiator and target identifiers?

26. When configuring a VPLEX local cluster, according to EMC best practices, how many metadata

volumes are required?

27. You are configuring a single engine VPLEX Metro to support both local and distributed volumes. The VPLEX will utilize 10Gb WAN-COM modules in a routed configuration.

According to EMC best practices, what is the minimum number of subnets and IPs required?

28. Which VPLEX component is configured with a public IP address during the installation process?

29. You are configuring an FC Switch for a VPLEX implementation using VS2 engines. What is the required speed setting for the switch ports connected to the VPLEX FE ports in order to achieve the maximum throughput of VS2 engines?

30. What are the recommended protection and disk type when selecting a VPLEX Logging Volume?

31. In addition to Active Directory, with what other directory service can VPLEX integrate for user authentication?

32. A customer has ordered a two-engine VPLEX cluster to be installed in a custom rack. A minimal VNX5300 is already installed in the middle of the rack, occupying nine rack unit spaces.

What is the correct approach to deploy the two-engine VPLEX cluster?

33. What information is required to configure ESRS fo r VPLEX?

34. According to EMC best practices, how many metadata volumes for a VPLEX Metro configuration are required on each cluster?

35. Which VPLEX management NIC Interface must be connected to customer IP public LAN?

36. Which VPLEX management interface is used for initial configuration?

37. Where is the wwn-seed physically located on VS2 engines?

38. Refer to the exhibit.

You have created a Distributed Device in a VPLEX Metro. You want to confirm you have chosen the correct volumes before performing a device mobility job within cluster-2. Which object will be the source for this operation?

39. You are zoning a dual-engine Local VPLEX cluster to a Symmetrix array to see LUNs 0010 and 0020 for metadata backups.

How many directors in the cluster must be zoned and masked to these LUNs?

40. A customer has purchased a dual engine VPLEX Metro cluster. During installation, there are not enough free SAN ports to connect all WAN-COM ports to the SAN. What is the recommended approach?

41. What is the EMC best practice for the optimum number of back-end storage paths per director presented to a LUN?

42. When configuring a RAID-1 logging volume, what flags must be used in the command line?

43. What is EMC's best practice for fault tolerance when zoning a VPLEX Metro together over fibre channel for successful communication between the sites?

44. During the installation of a small VPLEX Metro, the command ‘configuration continue-systemsetup’ is issued. What is accomplished by this command?

45. You need to claim storage that is presented to VPLEX from a VNX. What is required in order to create the mapping file needed by the VPLEX Claim Storage Wizard?

46. When performing an installation you notice DHCP has set your Management Server subnet mask to 255.255.255.252. Based on EMC best practices, what is the appropriate subnet mask value for Management Server network 128.221.252.0?

47. After registering Cluster-2 with ESRS during a VPLEX Metro cluster build, what is the next step to perform before the cluster is successfully built?

48. What VPLEX user account is required to manage user security?

49. What is required of an ESX host for the Witness to be installed?

50. A customer has a VPLEX Metro/GEO environment and is requesting that the VPLEX Witness be installed.

The requirements for the Witness are:

-One vCPU -512MB ram -2.5GB storage space

What platform type is supported?

51. Which element does VPLEX Witness require?

52. A customer has a VPLEX Metro with VPLEX Witness installed and configured. The detach rule for consistency group is "no-automatic-winner".

What will VPLEX Witness do in case of a Site 1 failure?

53. A customer is performing maintenance on their network that might affect their VPLEX Witness VM.

What can be done to ensure there are no adverse effects due to a Witness outage?

54. Which VPLEX component can determine the difference between a partition and a site failure of a VPLEX Metro configuration?

55. During an installation, the physical equipment inspection reveals an ESX host used for VPLEX Witness is located in the same rack as VPLEX cluster 1 Engine.

What needs to be done?

56. During ndu pre-check, a partner found that metadata-backup is not working. In addition, metadatabackup volume components have been renamed.

How can the problem be resolved?

57. A customer is verifying the host environment before scheduling a VPLEX NDU. According to EMC best practices, which PowerPath load-balancing policy is applied by default to all platforms?

58. Which vplexcli command will ensure that the directors SSD firmware has been upgraded to the correct version after the VPLEX NDU ?

59. You have attempted to upgrade a VPLEX system to the latest Geosynchrony code. During the upgrade, an error appeared and caused the upgrade to fail.

Which file should you review to gather more information about the failure?

60. How do you verify that the VPLEX upgrade has completed successfully?

61. VPLEX ndu pre-check command reports a time drift between directors and the Management Server. How must the NDU be performed?

62. You are doing a code upgrade on a VPLEX. In which directory do you put the upgrade files in order to execute the code upgrade?

63. You are planning to perform a topology upgrade of VPLEX Local to VPLEX Metro.

What is the process you should follow to complete the upgrade successfully?

64. What is the purpose of the I/O Module Upgrade Script?

65. Which command script must be executed when upgrading a small VPLEX to medium VPLEX?

66. You are preparing to migrate the topology of an installed VPLEX Local system. What is a supported upgrade path?

67. You created a synchronous consistency group, which contains two distributed volumes configured with the rule "set cluster-1-detaches".

What is the expected behavior of the virtual volumes in the event of a WAN-COM failure?

68. A new VPLEX cluster has been configured. However, you are unable to register any host initiators. After verifying that the host has been properly zoned to the VPLEX cluster, you still cannot register them. What is a possible cause?

69. A customer is moving some VMAX devices under a VPLEX Local and is using PowerPath as multipath software.

What is the SCSI product ID assigned to VPLEX volumes?

70. What components are required to create a storage view?