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VMware 5V0-21.21 - VMware HCI Master Specialist

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Total 66 questions

A customer is planning to deploy a vSAN cluster to host their in-house distributed ERP system. The hardware specifications for their server nodes include:

* 2 x Intel Xeon CPU E5-2697 v3 @ 2.60GHz

* 1TB memory

Which boot device is supported for the vSAN ESXi nodes for this customer?

A.

A 16GB single-level cell (SLC) SATADOM device must be used.

B.

A 4GB USB or SD device must be used.

C.

A 16GB multiple-level cell (MLC) SATADOM device must be used.

D.

ESXi Hosts must boot from a PMEM device.

During a maintenance action on a vSAN node, a vSAN administrator noticed that the default repair delay time is about to be reached.

Which two commands must be run to extend the time? (Choose two.)

A.

/etc/init.d/vsanmgmtd restart

B.

esxcli system settings advanced set -o /VSAN/ClomRepairDelay -i 50

C.

esxcli system settings advanced set -o /VSAN/ClomRepairDelay -i 80

D.

/etc/init.d/clomd restart

E.

/etc/init.d/vsanobserver restart

An organization has two vSAN clusters managed by the same vCenter Server, each providing 100TB of storage. The first cluster runs at 75% of its storage capacity, and the second cluster runs at 50% of its storage capacity.

The company also has the following:

* An iSCSI array of 300TB. which runs at 76% of its capacity

* A NAS system of 200TB, which runs at 10% of its capacity

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

The administrator is asked to add an additional 25TB of storage to the first cluster. The administrator 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.

Create an HCI Mesh using the first cluster’s datastore.

B.

Obtain additional free capacity from the existing NAS storage.

C.

Obtain additional free capacity from the existing FC storage.

D.

Create an HCI Mesh using the second cluster’s datastore.

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

An architect needs to automate an infrastructure that supports VMware Horizon as well as VMware Tanzu.

Which solution mandates the use of VMware vSAN?

A.

VMware Cloud Foundation

B.

VMware Horizon

C.

VMware Tanzu

D.

VMware vRealize Automation

As a part of a network hardware refresh project, all the network switches have been replaced with a newer, high-performance model. After the replacement, the company users started experiencing slowness on the applications hosted on their vSAN-backed VMs.

The vSAN administrator checked the vSAN Network Health status and noticed that the "Hosts large ping test" has failed.

What could be the cause of this performance degradation issue?

A.

MTU 9K is not configured on the hosts vSAN vMKernel ports.

B.

MTU 9K is not configured on the hosts VMnic ports.

C.

MTU 9K is not configured on the ToR switch.

D.

MTU 9K is not configured on the vDS switch.

A 30-minute power maintenance window has been approved on Sunday. Due to a delay, the maintenance took 20 minutes longer to finish.

During this time, the vSAN administrator noticed that one of the clusters nodes was affected by a power shortage, as it was connected to an affected power source. The default vSAN storage policy has been applied.

What will be the status of the vSAN objects on the affected host immediately after it is recovered?

A.

The cluster will be partitioned and the vSAN host will need to be rejoined.

B.

A rebuild of the affected objects will occur.

C.

All objects will remain accessible.

D.

All objects on the affected host will be lost.

During a vSAN design workshop, a customer expressed a requirement to decommission an existing enterprise NAS device that provides iSCSI services for a clustered application.

Based on the current state analysis, the following information was noted:

• Current utilization is 500 LUNs.

• All clustered workloads are configured for Multiple Connections per Session.

• LUN sizes range between 10 TB to 30 TB.

What should the architect state regarding the requirements?

A.

All requirements can be satisfied without any change.

B.

Only single connection per session is supported.

C.

The number of LUNs require additional licensing.

D.

It is a best practice to maintain a LUN size of 8 TB.

A company has engaged a consultant to upgrade an existing vSAN cluster to vSAN 7.0 U1. The company wants to ensure that the same vSAN process can be used in the future.

During the discovery phase, the consultant found the following information about the existing environment:

* The vCenter Server is currently version 7.0.

* The vSAN Cluster has the following configuration:

- vSAN version: 7.0

- Number of vSAN nodes: 6

- Encryption: enabled

- Deduplication and Compression: enabled

- Fault Domains: 1

- vSAN Capacity Utilization: 60%

* Each vSAN node has the following configuration:

- ESXi version: VMware vSphere 7.0

- CPU: 2 processors, 20 cores

- RAM: 1024GB RAM.

- Disk: 2 Cache SSDs and 6 Capacity SSDs

- Network: 4 x 10GbE

* All current hardware (which is from a single vendor) is listed on the vSAN Compatibility Guide for vSAN 7.

Which three recommendations should the consultant make to ensure that the vSAN cluster upgrade is completed? (Choose three.)

A.

Upgrade all vSAN nodes to VMware vSphere 7.0 U1 using the baselines capability within VMware Update Manager (VUM).

B.

Disable vSAN Encryption before starting the upgrade process.

C.

Upgrade all vSAN nodes to VMware vSphere 7.0 U1 using the images capability within VMware Update Manager (VUM).

D.

Set VMware Distributed Resource Scheduling (DRS) to partially automated.

E.

Upgrade to VMware vCenter Server 7.0 U1.

F.

Choose the Allow reduced redundancy option.

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.