VMware vSAN 6.7 Specialist Exam 2019 - 5V0-21.19 Exam Practice Test

Question 1

A vSAN cluster has this configuration:
-4 hosts with 1 disk group per host
-Each disk group contains 1 cache device and 7 capacity devices
What are two ways to increase the vSAN datastore storage capacity? (Choose two.)

A. Add a capacity drive to each disk group

B. Add a host to the cluster

C. Add a cache device to each disk group

D. Add a disk group to each host

E. Replace a cache device with a larger cache device

Correct Answer: B,D

Question 2

Which vSAN Health Check category is viewed to confirm supported storage controller drivers are in use across all hosts in the cluster?

A. vSAN Build Recommendations

B. Hardware compatibility

C. Capacity view

D. Device mapping

Correct Answer: B

Question 3

What is a supported use of the vSAN iSCSI target service?

A. To provision storage for third-party hypervisors

B. To provision storage for an Oracle RAC cluster

C. To provision storage as a VM Raw Device Mapping

D. To provision storage for an ESXi host

Correct Answer: B

Question 4

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. Thin Swap

C. Object Repair Timer

D. Forced Provisioning

Correct Answer: C

Question 5

What would cause a vSAN: Basic (unicast) connectivity check failure in vSAN Health Check?

A. The vSAN VMkernel adapter is shared with another service such as vMotion.

B. One or more hosts in the cluster are unable to ping the vSAN VMkernel adapters of other hosts in the cluster.

C. vSAN is configured to use multicast to transmit data.

D. The throughput of the physical network supporting vSAN traffic is less than the recommended minimum throughput.

Correct Answer: B

Question 6

In a vSAN all-flash configuration, which two design tasks influence the selection of flash and capacity disks? (Choose two.)

A. Sizing two flash drives for every disk group

B. Reserving 10 percent of cluster CPU

C. Reserving 8 vCPU and 32GB vRAM for controller VM

D. Determining workload type

E. Selecting appropriate flash device endurance

Correct Answer: D,E

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Question 7

End-users are complaining that an application running on an all-flash vSAN datastore is not performing well.
Which performance chart should an administrator view to troubleshoot this issue?

A. Read Cache Read IOPS

B. Recovery Write IOPS

C. Resync Latency

D. Write Buffer Free Percentage

Correct Answer: C

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Question 8

Which two factors should be considered when planning usable vSAN datastore capacity? (Choose two.)

A. Stripe width

B. Failures To Tolerate

C. IOPS limit for object

D. Failure tolerance method

E. Flash Read Cache Reservation percentage

Correct Answer: B,D

Question 9

A storage administrator discovers vSAN is rebalancing components across a cluster randomly and faces degraded performance on the applications.
What should be done to avoid these issues?

A. Size at least two disk groups on each node

B. Keep total storage consumption <70 percent

C. Ensure there is sufficient queue depth on the I/O Controller

D. Maintain a minimum of 10 percent unused capacity

Correct Answer: B

Explanation: Only visible for Actualtests4sure members. You can sign-up / login (it's free).

Question 10

What are two purposes of a vSAN storage policy? (Choose two.)

A. Determine how storage objects are provisioned

B. Enable TRIM/UNMAP

C. Enable deduplication and compression

D. Guarantee the required level of service

E. Determine vSAN encryption level

Correct Answer: A,D

VMware vSAN 6.7 Specialist Exam 2019 - 5V0-21.19 Exam Practice Test

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