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5V0-21.21 VMware HCI Master Specialist Questions and Answers

Questions 4

An administrator has received an alert indicating that a single capacity device is close to failing within the production vSAN Cluster. The administrator must now complete preemptive maintenance on the vSAN Cluster without impacting the availability of workloads or vSAN File Services.

The following information is known about the vSAN Cluster:

* vSAN 7.x Cluster

* vSAN node count: 8

* De-Duplication and Compression: Enabled.

* Encryption: Disabled

* Current Utilization: 45%

* Disk Groups: 2

* Devices per node: 2 x 400 GB SSD, 6 x 1.8 TB SSD

Which three steps should the administrator take to successfully complete the task? (Choose three.)

Options:

A.

Remove the affected Disk Group from the vSAN Cluster, and choose Full Data Migration.

B.

Replace the failed disk with a storage device that is identical in class and capacity.

C.

Remove the affected Disk Group from the vSAN Cluster, and choose No Data Migration.

D.

Replace the failed disk with a storage device that is identical in class but smaller in capacity.

E.

Put the affected vSAN host into maintenance mode to physically replace the storage device.

F.

Remove the affected Disk from the Disk Group, and choose Full Data Migration.

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Questions 5

An administrator is troubleshooting vSAN performance issues, and the performance diagnostics reports:

"There are errors seen in one or more physical NICs on one or more hosts."

Which two problems must be resolved to fix this issue? (Choose two.)

Options:

A.

A 25 Gb/s NIC needs to be installed.

B.

There are incompatible firmware and driver versions.

C.

There is an incorrectly set MTU.

D.

The vSAN version needs to be upgraded to 7.0.

E.

A firewall is blocking ports.

Questions 6

Which three steps are required to decommission a stretched cluster and convert it to a standard vSAN cluster? (Choose three.)

Options:

A.

Reinstall the ESXi hosts

B.

Remove the Fault Domain configuration

C.

Remove the vSAN partition schema on the disk groups

D.

Delete the witness host VM

E.

Repair the cluster objects

F.

Disable and remove the stretched cluster

Questions 7

An architect is designing a vSAN cluster.

Which storage controller option will yield optimal performance?

Options:

A.

Hugh queue depth

B.

Set caching to 50% read on the controller

C.

Enable battery write-back caching

D.

RAID 0

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Questions 8

A 4-node vSAN cluster is configured with an erasure coding storage policy. The Ensure Accessibility maintenance mode was selected. While performing the maintenance, a second node fails.

What will be the impact on the vSAN cluster?

Options:

A.

There will be no impact on performance.

B.

The VMs will no longer be accessible.

C.

The performance will be degraded.

D.

The VMs will be in a suspended state.

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Questions 9

An architect is reviewing a vSAN cluster that has an unbalanced cluster configuration.

Which behavior will the architect observe?

Options:

A.

Consistent maintenance procedures

B.

Reduced predictability of storage performance

C.

Reduced deduplication capabilities

D.

Faster rebuild times

Questions 10

An architect is tasked to design a VMware Horizon Solution with vSAN. The architect needs to use a solution to host the user’s profile shares in a highly available manner, and it must be guest OS independent.

Which solution will match these requirements?

Options:

A.

Cluster out of the box

B.

Cluster in a box

C.

NFS on vSAN

D.

iSCSI on vSAN

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Questions 11

In a stretched vSAN cluster, how is Read Locality established after fail over to the secondary site?

Options:

A.

100% of the reads comes from vSAN hosts on the local site

B.

50% of the reads comes from vSAN hosts on the local site

C.

100% of the reads comes from vSAN hosts on the remote site

D.

50% of the reads comes from vSAN hosts on the remote site

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Questions 12

An architect is working with an All-Flash vSAN configuration and will be using the Flash Caching Devices in vSAN.

Which requirement is specifically needed for these devices?

Options:

A.

Write endurance

B.

IOPS

C.

Read endurance

D.

Capacity

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Questions 13

An administrator is tasked to create a custom storage policy for workloads and is including additional disk stripes while defining the storage policy.

What is the main purpose of this practice?

Options:

A.

To increase available storage space

B.

To set a failure tolerance

C.

To improve performance

D.

To reconstruct corrupted data

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Questions 14

After a vSAN Witness Appliance network configuration, the vSAN administrator notices that vSAN traffic flows from vmk0 (Management Traffic) rather than vmk1 (vSAN Traffic).

Which step should be taken to resolve this issue?

Options:

A.

Configure vmk0 with IP address on the same range as that of vmk1.

B.

Tag the vmk0 for vSAN traffic.

C.

Configure vmk1 with IP address on the different network than that of vmk0.

D.

Tag the vmk1 for Witness traffic.

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Questions 15

An administrator is tasked with sharing storage from one vSAN cluster to another vSAN cluster. SPBM management must be preserved end-to-end, and the policy must be applied by the source vSAN cluster which is storing the data. Both vSAN clusters are managed by the same vCenter server.

What should the administrator configure?

Options:

A.

NFS volumes on vSAN

B.

iSCSI targets on vSAN

C.

HCI Mesh on vSAN

D.

vVOLs on vSAN

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Questions 16

A customer has upgraded to vSAN 7, but there is still an existing legacy host which must be removed from the vSAN cluster.

Which three steps must an administrator take to successfully remove this host from the vSAN cluster? (Choose three.)

Options:

A.

Place the host in maintenance mode with Ensure Accessibility

B.

Disconnect from vCenter Server

C.

Place the host in maintenance mode with Full Data migration

D.

Place the host in maintenance mode with no data migration

E.

Remove from vSAN cluster

F.

Delete the disk group(s) on the legacy host

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Questions 17

A vSAN policy has been configured with Erasure Coding on a vSAN stretched cluster.

Which RAID level and FTT setting have been specified?

Options:

A.

SFTT with RAID1

B.

PFTT with RAID1

C.

PFTT with RAID5/6

D.

SFTT with RAID5/6

Questions 18

An administrator is setting up vSAN file services on a vSAN cluster.

Which two security policies on the distributed port groups are automatically enabled in the process? (Choose two.)

Options:

A.

Forged Transmits

B.

Promiscuous Mode

C.

DVFiltering

D.

Jumbo Frames

E.

MacLearning

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Questions 19

An administrator is setting up vSAN file services on a vSAN cluster but is unable to join the vSAN File Services to the domain.

Which two possible reasons could explain this failure? (Choose two.)

Options:

A.

A read-only domain controller was being used.

B.

The administrator did not pre-create a dedicated organizational unit in Active Directory.

C.

The administrator wanted to register the file services to a sub-domain.

D.

The administrator was using IP addresses from an IP pool.

E.

The administrator was using pre-created computer objects for the file services in the Active Directory.

Exam Code: 5V0-21.21
Exam Name: VMware HCI Master Specialist
Last Update: Dec 27, 2024
Questions: 66

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