VMware VMware Certifications 5V0-21.19 Questions & Answers

• Question 11:

  What is the maximum network latency round-trip time (RTT) requirement for vSAN stretched clusters from data site to data site?

  A. 5ms

  B. 10ms

  C. 100ms

  D. 200ms

  Correct Answer: A

  VMware requires a maximum latency of no more than 5 ms RTT (Round-Trip Time) between data sites and no more than 200 ms RTT between data sites and the witness host. Reference: https:// download3.vmware.com/vcat/vmw-vcloud-architecture-toolkit-spv1-webworks/index.html#page/Storage% 20and%20Availability/Architecting%20VMware%20vSAN%206.2/Architecting%20Virtual%20SAN% 206.2.2.101.html

• Question 12:

  Refer to the exhibit.

  

  A storage policy has been created for the 3-node vSAN cluster in the exhibit. A VM is deployed using this policy.

  What is the expected behavior?

  A. VM will be deployed but remain non-compliant.

  B. VM will be deployed and is reported compliant.

  C. Force provisioning will be turned off automatically.

  D. VM deployment fails.

  Correct Answer: A

• Question 13:

  A 100GB virtual disk object has this storage policy assigned to it:

  Site disaster tolerance: None ?standard cluster Failures To Tolerate: 1 failure ?RAID-1 (Mirroring) Number of disk stripes per object: 1

  What is the maximum amount of raw vSAN storage capacity consumed by the virtual disk?

  A. 100GB

  B. 133GB

  C. 200 GB

  D. 255GB

  Correct Answer: C

  Reference: http://www.vmwarearena.com/understanding-vmware-virtual-san-storage-policies-detailedview/

• Question 14:

  Which fault tolerance method protects business data and achieves storage space efficiency?

  A. RAID-0

  B. RAID-1

  C. RAID-5

  D. RAID-10

  Correct Answer: C

  Reference: https://www.prepressure.com/library/technology/raid

• Question 15:

  What is the configured default time of vSAN Health?

  A. 10 minutes

  B. 15 minutes

  C. 30 minutes

  D. 60 minutes

  Correct Answer: D

  Reference: https://www.vmware.com/content/dam/digitalmarketing/vmware/en/pdf/products/vsan/vmwarevirtual-san-health-check-guide-6.1.pdf

• Question 16:

  Which two VMware vSphere command-line interface utilities allow an administrator to project the impact of a host failure upon cluster resources? (Choose two.)

  A. vdq

  B. rvc

  C. esxtop

  D. esxcli

  E. dcui

  Correct Answer: BD

• Question 17:

  How do vSAN stretched clusters protect against entire site failures?

  A. asynchronous data transfer

  B. online witness replacement

  C. virtual machine data copied from the witness site

  D. redundant components placed at both sites

  Correct Answer: D

• Question 18:

  What could cause a vSAN stretched cluster to fail?

  A. 5ms round-trip time (RTT) between data sites

  B. blocked UDP ports on the firewall between data sites

  C. Layer 3 communication from the data sites to the witness site

  D. static routes between the witness site and data site

  Correct Answer: D

• Question 19:

  vSAN is configured with a storage policy with a Failures To Tolerate (FTT) set to three.

  What is the minimum number of hosts required in this vSAN cluster?

  A. 4

  B. 5

  C. 6

  D. 7

  Correct Answer: D

  Reference: https://docs.ovh.com/gb/en/private-cloud/vmware-vsan/

• Question 20:

  A vSAN administrator has three available racks and six vSAN hosts.

  What can a vSAN administrator use to protect against a rack failure while maximizing resources?

  A. explicit fault domain

  B. vSAN stretched cluster

  C. 2-node configuration

  D. RAID-6/FTT=2

  Correct Answer: A

  Reference: https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.virtualsan.doc/GUID8491C4B0-6F94-4023-8C7A-FD7B40D0368D.html