VMware VMware Certifications 5V0-21.19 Questions & Answers

• Question 71:

  A vSAN administrator is designing a new all-flash vSAN cluster. The cluster will host read intensive

  applications.

  Which factor should be included in the design to improve read performance?

  A. Multiple disk groups

  B. Large capacity disks

  C. Large cache disks D. Large controller cache

  Correct Answer: B

  Reference: https://vsan-essentials.gitbooks.io/vsan-6-2/content/chapter4.html

• Question 72:

  vCenter reports a number of vSAN network alarms on a 2-node vSAN Direct Connect cluster. The test

  pings show irregularities in the ping results.

  Using vSAN Health service, which two checks should be used to identify the network root cause? (Choose

  two.)

  A. Physical disk operation health

  B. Network latency

  C. vSAN extended configuration

  D. vSAN disk balance

  E. vSAN basic unicast connectivity

  Correct Answer: AB

  Reference: https://vsan-essentials.gitbooks.io/vsan-6-2/content/chapter10.html

• Question 73:

  What are two recommended reasons for configuring a cluster with at least one node in addition to the minimum required number? (Choose two.)

  A. To ensure object accessibility

  B. To support the use of RAID-6

  C. To provide more flexible storage policy options

  D. To provide full protection during maintenance mode operations

  E. To support data at rest encryption on vSAN hybrid clusters

  Correct Answer: CD

  Reference: https://blogs.vmware.com/virtualblocks/2018/05/24/vsan-deployment-considerations/

• Question 74:

  Which two features are available with the Cluster Quickstart wizard? (Choose two.)

  A. Deploy a vSAN Witness appliance

  B. Update storage controller drivers

  C. Check for errors and inconsistencies

  D. Setup lockdown mode for vSAN hosts

  E. Perform pre-check evaluation for data migration

  Correct Answer: BC

  Reference: https://docs.vmware.com/en/VMware-vSphere/6.7/com.vmware.vsphere.vsan-planning.doc/ GUID-CF9767B6-B3F5-4787-9AF3-D661987AE525.html

• Question 75:

  A system administrator running a 6-node cluster is trying to enable the deduplication and compression

  feature. During the process of switching it on, the General vSAN error occurs.

  What is the possible reason the General vSAN error occurred?

  A. Force provisioning setting is required.

  B. The cluster is a hybrid environment.

  C. Storage policies require FTT=1.

  D. The cluster is an all-flash environment.

  Correct Answer: B

  Reference: http://www.optiodata.com/documents/optio/datasheets/dell-emc-vxrail-appliance-techbook.pdf

• Question 76:

  The vSAN host memory needs to be replaced and the entire operation is expected to take 90-120 minutes. Which vSAN advanced setting can be adjusted to avoid rebuild operations during the host hardware maintenance?

  A. Site Read Locality

  B. Forced Provisioning

  C. Object Repair Timer

  D. Thin Swap

  Correct Answer: C

• Question 77:

  You are designing a vSAN stretched cluster solution.

  What is the maximum number of nodes possible for this solution?

  A. 15 per data site + 1 witness host

  B. 30 per data site + 1 witness host

  C. 32 per data site + 1 witness host

  D. 64 per data site + 1 witness host

  Correct Answer: B

  Reference: https://storagehub.vmware.com/t/vmware-vsan/vmware-vsan-6-7-technical-overview/clustertypes-3/

• Question 78:

  An all-flash vSAN cluster contains four nodes.

  Which two storage policies can the cluster satisfy? (Choose two.)

  A. FTT=2 (RAID-1 Mirroring)

  B. FTT=2 (RAID-6 Erasure Coding)

  C. FTT=1 (RAID-1 Mirroring)

  D. FTT=1 (RAID-5 Erasure Coding)

  E. FTT=3 (RAID-1 Mirroring)

  Correct Answer: CD

• Question 79:

  A company implements a vSAN environment with linked clone virtual desktops and homogeneous desktop

  operating systems. During the last three months, users have experienced intermittent high latency,

  degraded performance, and lockout from desktops.

  Which two methods should an administrator use to monitor and respond to the issues? (Choose two.)

  A. vRealize Log Insight

  B. vRealize Automation

  C. Live Optics

  D. HCIBench

  E. vRealize Operations Manager

  Correct Answer: AC

• Question 80:

  An administrator has discovered that space utilized by VMs does not decrease after deleting files and

  folders within the VMs. The administrator needs to be able to reclaim this space.

  Which action could the administrator perform to accomplish this task?

  A. Enable Storage I/O Control.

  B. Enable TRIM/UNMAP for the vSAN cluster.

  C. Reboot the VM to recreate the swap file.

  D. Assign a storage policy with thin provisioning.

  Correct Answer: D