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5V0-21.21 VMware HCI Master Specialist Question and Answers

Question # 4

An administrator is planning to deploy workloads on a six node vSAN cluster, and all nodes are distributed equally across three racks.

Which action is required to ensure that the workload VMs remain compliant with the default vSAN policy after a complete rack failure?

A.

Add an additional rack with two hosts, and configure vSAN with four fault domains and FTT=1 (erasure coding).

B.

Add two additional hosts per rack, and configure vSAN with three fault domains and FTT=1.

C.

Add an additional host per rack, and configure vSAN with three fault domains and FTT=2.

D.

Add an additional rack with two hosts, and configure vSAN with four fault domains and FTT=1 (mirroring).

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Question # 5

Upon investigating a workload performance issue, a vSAN administrator observed a high backend IOPs on a vSAN cluster.

Which two causes explain this behavior? (Choose two.)

A.

The cluster DRS threshold has been set to Aggressive.

B.

There is a vSAN node failure.

C.

The vSAN Resync throttling is enabled.

D.

The object repair timer value has been increased.

E.

The vSAN policy protection level has changed from FTT=0 to FTT=1.

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Question # 6

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

Which RAID level and FTT setting have been specified?

A.

SFTT with RAID1

B.

PFTT with RAID1

C.

PFTT with RAID5/6

D.

SFTT with RAID5/6

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Question # 7

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.)

A.

Forged Transmits

B.

Promiscuous Mode

C.

DVFiltering

D.

Jumbo Frames

E.

MacLearning

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Question # 8

Which statement accurately describes the result when proper VM Storage Policy Affinity Rules on a stretched vSAN cluster are set?

A.

When a site is disconnected, the VM will lose access to its VMDK.

B.

When a site is disconnected, the VM will continue to have access to its VMDK.

C.

Bandwidth is unnecessarily sent across the inter-site link.

D.

Proper policies result in higher inter-site bandwidth utilization.

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Question # 9

An organization has two vSAN clusters managed by the same vCenter server, each providing 100 TB of storage. The first cluster runs at 75% of its storage capacity, and the second cluster runs at 40% of its storage capacity.

The company also has the following:

• an iSCSI array of 300 TB, which runs at 76% of its capacity

• a NAS system of 200 TB, which runs at 10% of its capacity

• a Fiber channel (FC) array of 300 TB, which runs at 80% of its capacity

The administrator is asked to add an additional 25 TB of storage to the first cluster but is also made aware that there is no budget to purchase new hardware and that the vSAN Storage Policy Based Management must be kept in place.

Which storage option will work for this use case?

A.

Use the iSCSI array to obtain additional free capacity.

B.

Use the NAS to obtain additional free capacity.

C.

Use an HCI Mesh to obtain additional capacity.

D.

Use the FC array to obtain additional free capacity.

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Question # 10

Due to the success of the recently deployed developer-only private cloud solution, a company has a new requirement to at least double the usable capacity in their all-flash vSAN cluster.

The vSAN cluster is deployed into a co-located datacenter that is owned by a third-party hosting company. The hosting company charges a fixed monthly cost for rack space and power consumption. The service owner has been given a limited budget for additional hardware purchases, but not for on-going co-location costs.

The current vSAN cluster has the following configuration:

* 10 vSAN Nodes with 2 CPUs (20 cores), 512 GB RAM

* 1 Disk Group per vSAN node

- 1 x 400 GB

- 4 x 1.8 TB

* De-duplication and Compression is enabled.

* vSAN Capacity is currently:

- Total: 72 TB

- Usable: ~40 TB (FTT1/RAID1) and ~60 TB (FTT1/RAID5).

As a result of any action taken, the service owner would like to ensure that overall availability of the vSAN cluster is increased.

Which two recommendations meet the requirement to increase capacity while maintaining service availability? (Choose two.)

A.

Install an additional 400 GB SSD and 4 x 1.8 TB SSDs per vSAN node.

B.

Update the existing Disk Group, and claim the newly installed drives for each node.

C.

Create a new Disk Group, and claim the newly installed cache and capacity SSD drives for each node.

D.

Install an additional 3 x 1.8 TB SSDs per vSAN node.

E.

Replace existing SSDs with an 800 GB SSD and 4 x 3.8 TB SSDs per vSAN node.

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Question # 11

An administrator wants to deploy Kubernetes on an end-to-end VMware stack, using VMware vSAN for storage.

Which VMware product should the administrator install as the Kubernetes platform choice?

A.

VMware Tanzu Kubernetes Grid

B.

VMware Tanzu Data services

C.

VMware Tanzu Build service

D.

VMware Tanzu Mission Control

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Question # 12

An administrator has an absent capacity disk.

Which action, if any, should the administrator take to resolve the problem?

A.

Wait, and vSAN will rebuild it.

B.

Replace the faulty disk.

C.

Replace the faulty host.

D.

Verify the host is not isolated.

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Question # 13

An administrator is tasked with migrating a VMware Horizon View environment that is currently running on an NFS Datastore to VMware vSAN.

Which Horizon configuration option will not be available when configuring vSAN in Horizon View?

A.

Instant Clones

B.

Linked Clones

C.

Storage Tiers

D.

Storage Profiles

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Question # 14

In a vSAN stretched cluster, which value must be set in the vSAN policy if there is no requirement for data mirroring across sites?

A.

SFTT = 0

B.

SFTT = 1

C.

PFTT = 1

D.

PFTT = 0

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Question # 15

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?

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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Question # 16

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

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

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Question # 17

A company has deployed a 12-node (6-6-1) vSAN 7.0 stretched cluster for all production workloads.

The customer currently uses four different vSAN storage policies for running the workloads depending on the applications requirements:

* Policy 1 - Site Disaster Tolerance=Dual Site Mirroring, FTT=Erasure Coding

* Policy 2 - Site Disaster Tolerance=Dual Site Mirroring, FTT=Mirroring

* Policy 3 - Site Disaster Tolerance=None - Keep Data on Preferred, FTT=Mirroring

* Policy 4 - Site Disaster Tolerance=None - Keep Data on Non-Preferred, FTT=Mirroring

During the setup of the vSAN stretched cluster, the following VM/Host Rules were created:

* Preferred Site - Preferred Site workloads should run on DC1 hosts.

* Secondary Site - Secondary Site workloads should run on DC2 hosts.

Which two activities should the administrator complete to ensure that there is no impact to production services during the maintenance window in the Preferred Site? (Choose two.)

A.

Change the Site Disaster Tolerance setting in Policy 3 to be “Dual Site Mirroring”.

B.

Update vSphere DRS site affinity rules so that Preferred Site workloads should not run on hosts in DC1.

C.

Change the Site Disaster Tolerance setting in Policy 4 to be “None - Keep Data on Preferred”.

D.

Change the FTT setting in Policy 3 to be “Erasure Coding”.

E.

Update vSphere DRS site affinity rules so that Preferred Site workloads must run on hosts in DC2.

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Question # 18

An architect is tasked with designing a solution that includes the following requirements:

• The solution must support 5,000 virtual machines.

• The solution must include software defined storage.

• The deployment of the solution must be automated.

• The solution must provide storage-policy based disaster recovery for all workloads.

Which combination of three products will fulfill these requirements? (Choose three.)

A.

VMware Site Recovery Manager

B.

VMware Cloud Foundation

C.

VMware vRealize Automation

D.

VMware ESXi

E.

VMware vSAN

F.

VMware vSphere Replication

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Question # 19

An administrator is planning to deploy cloud-native workloads onto the vSAN Direct datastore.

Which storage policy structure rule is supported?

A.

Host-based rules

B.

vVOL storage rules

C.

Tag-based placement rules

D.

Storage performance-based rules

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