Free 1V0-21.20PSE Practice Test Questions 2026

103 Questions


Last Updated On : 7-Apr-2026


Which selection is optional when deploying a new virtual machine in
the vSphere Client?


A.

Compute resource


B.

Guest OS


C.

Folder


D.

Data center





D.
  

Data center



Which file system protocol is supported by vSphere?


A.

NFS


B.

iSCSI


C.

SAN


D.

vSAN





A.
  

NFS



Which feature allows an administrator to implement master copies of virtual machines to create ready-for-use virtual machines?


A.

Templates


B.

Resource Pools


C.

Snapshots


D.

Custom Attributes





A.
  

Templates



Which object-based storage can be used to store virtual machines?


A.

NFS


B.

vVols


C.

RDM


D.

VMFS





D.
  

VMFS



A virtual infrastructure operator needs to migrate a virtual machine
(VM).

Which action can the operator take to overcome the error message?


A.

Select a different datastore for the VM.


B.

Select a cluster that has access to additional storage space.


C.

Change the virtual disk format to Thick provision Eager Zeroed.


D.

Select a different ESXi host for the VM





A.
  

Select a different datastore for the VM.



An administrator is trying to create an alarm action that runs a batch
file on a specific VM.
Which alarm action should the administrator use?


A.

Run a powerCLI command


B.

Run script


C.

Send SNMP traps


D.

Send email notifications





B.
  

Run script



What is a benefit of VMware vSphere Storage APIs - Data Protection?


A.

It enables centralized, off-host. LAN-free backup of vSphere virtual machines.


B.

It allows backup of a virtual machine with a backup agent in the guest OS.


C.

It increases ESX host resources to do backup processing.


D.

It facilitates decentralized, on-host, LAN-free backup of vSphere virtual machines





A.
  

It enables centralized, off-host. LAN-free backup of vSphere virtual machines.



Which two physical resources are abstracted by the hypervisor and presented to virtual machines? (Choose two.)


A.

CPU


B.

Libraries


C.

Application


D.

Desktop


E.

Memory





A.
  

CPU



E.
  

Memory



Which name identifies a VMkernel port in a virtual networking
configuration?


A.

VM Network


B.

vmnic1


C.

vmk1


D.

vSwitch1





C.
  

vmk1



Which vSphere DRS setting determines how aggressive vSphete DRS will be when recommending migrations to improve VM happiness?


A.

Predictive DRS


B.

Virtual Machine Automation


C.

Automation Level


D.

Migration Threshold





D.
  

Migration Threshold



A vSphere administrator wants to monitor the CPU usage of all virtual machines (VMs) in a
specific host cluster using alarms. Which sequence of actions should the administrator
use?


A.

Click on the ESXI host and add an alarm.


B.

Click on the cluster and add an alarm.


C.

Click on individual VMs and add an alarm.


D.

Click on the VMs folder and add an alarm.





B.
  

Click on the cluster and add an alarm.



An alarm is triggered in vSphere Client due to failure of a host in acluster. The host has not returned to normal state, but the administrator
wants to clear the alarm.
Which sequence of steps should the administrator take to accomplish this
goal?


A.

Host > Configure > Alarm Definitions > select an alarm > Delete
alarm


B.

Host > Monitor > Issues and Alarms > Triggered Alarms > select
alarm > select Acknowledge


C.

Host > Monitor > Issues and Alarms > Triggered Alarms > select
alarm > select Reset to Green


D.

Host > Monitor > Skyline Health





C.
  

Host > Monitor > Issues and Alarms > Triggered Alarms > select
alarm > select Reset to Green




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