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1V0-21.20 VMware Associate VMware Data Center Virtualization Free Practice Exam Questions (2025 Updated)

Prepare effectively for your VMware 1V0-21.20 Associate VMware Data Center Virtualization certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 103 questions

Which vSphere feature mitigates common optimization challenges?

A.

vSphere Trust Authority

B.

vSphere High Availability

C.

vSphere DRS

D.

vSphere Fault Tolerance

What is the purpose of the VMware Tools balloon driver?

A.

To improve a VM’s memory management capabilities

B.

To provide a high-resolution display for the VM’s console

C.

To improve a VM’s network performance

D.

To provide fast and efficient communication between VMs

An administrator is browsing datastore and notices a file with a .vmtx

extension.

What are the contents of this file?

A.

Virtual machine snapshot

B.

Virtual disk characteristics

C.

Template configuration

D.

Virtual machine configuration

Which two storage protocols can a virtual infrastructure operator use to create a VMFS datastore? (Choose two.)

A.

Fibre Channel

B.

NFS

C.

iSCSI

D.

CIFS

E.

SMB

Which vSphere feature provides continuous availability, allowing

users to protect any virtual machine from a host failure with no loss of

data or connectivity?

A.

vSphere vMotion

B.

Enhanced vMotion Compatibility

C.

vSphere Fault Tolerance

D.

vSphere HA

Which software-defined, object-based storage solution provides shared storage for vSphere clusters without using traditional external storage?

A.

ISCSI

B.

vSAN

C.

NFS

D.

vVOLS

An administrator has applied a Service 2 patch after taking a snapshot. The administrator then realizes that a Service 1.5 patch should have been applied before the Service 2 patch.

Refer to the exhibit:

Which series of actions should be taken to manage this issue?

A.

Delete all the snapshots, take a snapshot, and apply Service 1.5 patch.

B.

Remain at Service 2, take a snapshot, and apply Service 1.5 patch.

C.

Delete Service 1, take a snapshot, and apply Service 1.5 patch.

D.

Revert to Service 1, take a snapshot, and apply Service 1.5 patch.

Which two configuration options can only be enabled on distributed

switches?

A.

NetFlow

B.

Port Mirroring

C.

NIC Teaming

D.

Load Balancing

E.

VLAN IDs

An administrator must configure vSphere HA to act upon virtual

machines when a host is disconnected from the management network.

Which option should the administrator use?

A.

Response for Host Isolation

B.

Admission Control

C.

VM Monitoring

D.

host Failure Response

Refer to the exhibit:

Which statement Is true about the access privileges of User 2?

A.

User 2 has virtual machine power user privileges to Prod04-3.

B.

User 2 has no access to all objects in the Production folder and Test and Dev folder.

C.

User 2 has virtual machine power user privileges to all VMs In the Production folder.

D.

User 2 has access to all objects in the Production folder and no access to Dev01, Dev02, and Dev03.

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Total 103 questions
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