5V0-21.19 Online Practice Questions and Answers

Which two vSAN Health Check items are included for vSphere Update Manager integration? (Choose two.)

A. vSAN build recommendation

B. vSAN object health

C. Online health connectivity

D. vSAN release catalog up-to-date

E. Performance data collection

Refer to the exhibit.

A solution architect is setting up a highly resilient vSAN hybrid cluster. Why is the cache incorrectly sized in this configuration?

A. Cache disk needs to meet vSAN Compatibility Guide

B. Cache-to-capacity ratio needs to be sized lower

C. Cache-to-capacity ratio needs to be sized higher

D. Number of cache disks in disk group is insufficient.

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

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

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

The cluster level backend IOPS performance graph shows a higher-than-average number of IOPS. What is a possible reason for this?

A. Data resynchronizations

B. Low volume of vSAN vital memory pools

C. DRS invoking multiple vMotion migrations

D. Destaging congestion

An ESXi host is being re-purposed from a 4-node cluster. The default policy is in use and storage

utilization is low.

Which maintenance mode should be used to avoid storage policy non-compliance?

A. Ensure accessibility

B. No data migration

C. Proactive rebalance

D. Full data migration

A vSAN administrator is building a new vSAN cluster and each host only has two physical uplinks

configured in a team.

What can the administrator use to ensure vSAN receives the necessary bandwidth while maintaining high

availability?

A. Route based on IP hash

B. A dedicated uplink for vSAN traffic

C. Shared uplinks for all traffic

D. Network I/O control

An administrator creates a storage policy with Failures To Tolerate (FTT) of two and RAID-6 erasure

coding.

Which cluster configuration with a vSAN datastore is compatible with the storage policy?

A. 6-node hybrid

B. 7-node all-flash

C. 5-node all-flash

D. 4-node hybrid

Which resource provides information about vSAN compatibility with other VMware products?

A. VMware Product Interoperability Matrices

B. vSAN Sizing Guide

C. vSAN Ready Node Configurator

D. vSAN Compatibility Guide

What is the formula for determining the minimum number of vSAN hosts in a cluster necessary to support a Failures To Tolerate (FTT) policy, where FTT=n?

A. n+1

B. n+2

C. 2n+1

D. 2n+2

Where are the performance metrics for Write Buffer Free percentage located?

A. host level vSAN performance metrics

B. vSAN capacity graphs

C. vSAN Health Check

D. cluster level vSAN performance metrics

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

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

When would disabling Read Locality be beneficial for a 2-node vSAN?

A. when using all-flash disk groups

B. when using hybrid disk groups

C. when using erasure coding

D. when using witness traffic separation