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2V0-21.20 Practice Exam Questions and Answers

Professional VMware vSphere 7.x

Last Update 4 days ago
Total Questions : 109

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Question # 1

Which tool is used to monitor the vCenter Server Appliance resources? (Choose the best answer.)

Options:

A.  

vimtop

B.  

esxtop

C.  

esxcli

D.  

vmstat

Discussion 0
Question # 2

An administrator wants to be able to log in to the vSphere Client and view the inventories of two vCenter Server instances.

What must the administrator do to meet this requirement? (Choose the best answer.)

Options:

A.  

Configure Enhanced Linked Mode on each vCenter Server instance after deployment is complete.

B.  

Connect each vCenter Server instance to the same vCenter Single Sign-On domain during deployment.

C.  

Connect each vCenter Server instance to the same vCenter Single Sign-On domain using the vSphere Client.

D.  

Configure the vCenter Server Management Interface to view both vCenter Server instances.

Discussion 0
Question # 3

A single host is manually configured to company standards.

Which option would an administrator select to capture this configuration for future use? (Choose the best answer.)

Options:

A.  

Extract Host Profile

B.  

Reset Host Customizations

C.  

Attach Host Profile

D.  

Import Host Profile

Discussion 0
Question # 4

An administrator wants to implement virtual machine encryption.

Which component encrypts the virtual machine files? (Choose the best answer.)

Options:

A.  

Certificate

B.  

Data encryption key (DEK)

C.  

Key encryption key (KEK)

D.  

Key management server (KMS)

Discussion 0
Question # 5

An administrator is asked to take a snapshot of a virtual machine prior to an application upgrade. The virtual machine has one standard virtual machine disk (VMDK) and one physical mode raw device mapping (RDM) attached.

Which statement is true with regard to taking this snapshot? (Choose the best answer.)

Options:

A.  

The administrator will be unable to snapshot the RDM.

B.  

The administrator will be able to snapshot the standard VMDK in independent persistent mode.

C.  

The administrator will be able to snapshot the RDM in independent persistent mode.

D.  

The administrator will be able to snapshot both disks.

Discussion 0
Question # 6

An administrator runs a two-node vSphere cluster, which contains two domain controller virtual machines (VMs). The administrator wants to ensure that VMs run on separate hosts without interfering with normal maintenance operations.

How should the administrator configure Distributed Resource Scheduler (DRS)? (Choose the best answer.)

Options:

A.  

Create a ‘Must run Virtual Machines to Hosts’ anti-affinity rule.

B.  

Create a ‘Virtual Machines to Virtual Machines’ anti-affinity rule.

C.  

Create a ‘Virtual Machines to Virtual Machines’ dependency rule.

D.  

Create a ‘Should run Virtual Machines to Hosts’ anti-affinity rule.

Discussion 0
Question # 7

Which step can an administrator take so that vSphere can access patch information if vCenter Server does NOT have Internet access? (Choose the best answer.)

Options:

A.  

Use a Web server on the vCenter Server machine to automate the transfer of files.

B.  

Install VMware vSphere Update Manager Download Service on a Windows server.

C.  

Use an offline ISO file to import patches to the vSphere Lifecycle Manager depot manually.

D.  

Install VMware vSphere Update Manager Download Service on a Linux server.

Discussion 0
Question # 8

Which two configuration tasks must be performed from the vCenter Server Management Interface? (Choose two.)

Options:

A.  

Add administrator accounts.

B.  

Add an Network Time Protocol (NTP) server.

C.  

Add a vCenter Server license.

D.  

Enable SSH login.

E.  

Change the logging level.

Discussion 0
Question # 9

Which feature can an administrator use for site availability with minimal effort and a low recovery point objective (RPO)? (Choose the best answer.)

Options:

A.  

vSphere vMotion

B.  

vSphere High Availability

C.  

vSphere Replication

D.  

vSphere Fault Tolerance

Discussion 0
Question # 10

In a vSphere High Availability (vSphere HA) cluster, which condition can be detected by datastore heartbeating? (Choose the best answer.)

Options:

A.  

Fault tolerance virtual machine (VM) failover

B.  

Network isolation

C.  

Virtual machine (VM) disk failure

D.  

Datastore All Paths Down (APD) event

Discussion 0
Question # 11

What is a requirement of Storage I/O Control? (Choose the best answer.)

Options:

A.  

Storage connected through Fibre Channel

B.  

Management by a single vCenter Server

C.  

Datastores with multiple extents

D.  

Automated storage tiering capabilities

Discussion 0
Question # 12

vCenter High Availability (HA) protects vCenter Server against host and hardware failures.

What is the minimum number of ESXi hosts required to enable this capability? (Choose the best answer.)

Options:

A.  

5

B.  

7

C.  

1

D.  

3

Discussion 0
Question # 13

Which local only host utility is used for primary, real-time performance monitoring in vSphere? (Choose the best answer.)

Options:

A.  

resxtop

B.  

top

C.  

esxtop

D.  

vSphere Command-Line Interface (CLI)

Discussion 0
Question # 14

An administrator wants to be able to send vCenter Server log files to a remote syslog server and analyze logs using vRealize Log Insight.

Which step must the administrator take to meet this requirement? (Choose the best answer.)

Options:

A.  

Configure the vCenter Server logging options using the vSphere Client.

B.  

Specify the remote syslog server name at deployment using the vCenter Server GUI Installer.

C.  

Specify the vRealize Log Insight system name using the vSphere Client.

D.  

Configure log file forwarding using the vCenter Server Management Interface.

Discussion 0
Question # 15

What is a pre-requisite for configuring virtualization-based security (VBS)? (Choose the best answer.)

Options:

A.  

Change the firmware type from UEFI to Legacy BIOS

B.  

Change the firmware type from Legacy BIOS to UEFI

C.  

Use Windows Server 2012

D.  

Use Windows Server 2008 R2

Discussion 0
Question # 16

An administrator is tasked with planning an upgrade of a VMware vSphere environment to version 7.0. The platform consists of 80 ESXi hosts, logically divided into 10 clusters. The tasks will be completed by another operations team within the company.

The hardware is consistent and a single embedded vCenter Server 6.7 appliance is managing the environment.

Which statement is true regarding a suitable upgrade approach? (Choose the best answer.)

Options:

A.  

The vCenter Server can be upgraded using a pre-configured customized JSON template.

B.  

The ESXi hosts can only be upgraded using the Graphical User Interface Installer.

C.  

Auto-deploy must be used to upgrade the large scale environment.

D.  

A new Platform Services Controller must be deployed first.

Discussion 0
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