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Guide for 2V0-21.20: Professional VMware vSphere 7.x

Quiz 2V0-21.20: Professional VMware vSphere 7.x

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/ 10

Quiz

1/10
Refer to the exhibit.



Certification Exam 2V0-21.20: Professional VMware vSphere 7.x VMware VMware-2V0-21.20 2-686952988



Which trusted infrastructure component is missing and represented by the area labeled “A”?
(Choose the best answer.)
Select the answer
1 correct answer
A.
Key Management Server
B.
vSphere Virtual Machine Encryption
C.
Key Provider Service
D.
Attestation Service
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.security.doc/GUID-
CEFC9BAE-1685- 49A7-9854-4AC997F2F1C3.html
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.security.doc/GUID-
E4945A3B-BCBE- 42AD-A00F-6A6957217041.html

Quiz

2/10
What are two supported ESXi boot options? (Choose two.)
Select the answer
2 correct answers
A.
NFS
B.
iSCSI
C.
vSAN
D.
SAN
E.
vSphere Virtual Volumes
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.storage.doc/GUID-
2A66A330-A9E5-460B-8982-54A1B1C38C02.html

Quiz

3/10
An administrator receives an escalation to investigate a low disk space alarm on a datastore. The
administrator discovers that a snapshot has been accidentally taken on a production, write-intensive
database server. The snapshot has grown to nearly 1 TB in size in less than an hour and continues
growing every second.

Which behavior should the administrator expect while deleting the snapshot? (Choose the best
answer.)
Select the answer
1 correct answer
A.
ESXi will create a virtual RAM disk to cache ongoing database write activity; performance impact
will be limited.
B.
ESXi will commit the snapshot delta disk into the base disk; ongoing database write activity could
result in long stun times.
C.
ESXi will merge the snapshot delta disk into the base disk; the virtual machine will be briefly
stunned.
D.
ESXi will instantly switch from the base disk to the snapshot delta disk with no performance
impact.
Reference:
https://kb.vmware.com/s/article/1002836

Quiz

4/10
Which two storage technologies can an administrator use to deploy the Virtual Machine File System




(VMFS)? (Choose two.)
Select the answer
2 correct answers
A.
Fibre Channel storage
B.
vSAN storage
C.
Virtual Volumes storage
D.
NFS storage
E.
iSCSI storage
Reference:
https://www.vmware.com/content/dam/digitalmarketing/vmware/en/pdf/techpaper/vmware-
vmfs-tech-overview- white-paper.pdf
VMFS can be deployed on three kinds of SCSI-based storage devices:
• Direct-attached storage
• Fibre Channel storage
• iSCSI storage

Quiz

5/10
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.)
Select the answer
1 correct answer
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.
Reference:
https://www.pluralsight.com/blog/tutorials/vmware-storage-drs-rules

Quiz

6/10
Which TCP/IP stack can support management traffic, vSphere vMotion, IP storage and vSphere Fault
Tolerance? (Choose the best answer.)
Select the answer
1 correct answer
A.
VXLAN TCP/IP stack
B.
Provisioning TCP/IP stack
C.
Default TCP/IP stack
D.
vSphere vMotion TCP/IP stack
Reference:
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.networking.doc/GUID-
D4191320- 209E-4CB5-A709-C8741E713348.html

Quiz

7/10
Refer to the exhibit.




Certification Exam 2V0-21.20: Professional VMware vSphere 7.x VMware VMware-2V0-21.20 3-3028381160



What is the effective role the test1 account has on the Finance01 virtual machine? (Choose the best
answer.)
Select the answer
1 correct answer
A.
No access
B.
Administrator
C.
Read-only
D.
Virtual machine user
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.security.doc/GUID-
72EE3449-79FD-4E7A-B164-26904958540F.html

Quiz

8/10
A recently deployed set of test virtual machines are impacting the performance of a company
development team project datastore. The shared cache server appears to be suffering from storage
congestion.




Storage I/O Control is already enabled on all company datastores.

Which two steps should the administrator take to improve the performance of the cache server?
(Choose two.)
Select the answer
2 correct answers
A.
Update the storage provider for the existing array.
B.
Create a claim rule to control the storage path.
C.
Configure the path selection policy.
D.
Configure storage shares per virtual machine.
E.
Configure storage limits per virtual machine.
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.resmgmt.doc/GUID-
25C3D9FE-3A9D-4739-AC75-16A9E0A3D9F0.html

Quiz

9/10
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.)
Select the answer
1 correct answer
A.
Extract Host Profile
B.
Reset Host Customizations
C.
Attach Host Profile
D.
Import Host Profile
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.esxi.install.doc/GUID-4D8EDD07-
6C77-4845-8F0E-A0F4C9102840.html
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.hostprofiles.doc/GUID-
4D3909C5-A335-4091-B13C-CC219472A75C.html

Quiz

10/10
What is the minimum CPU core requirement for successful installation, or upgrade, or ESXi on a
host? (Choose the best answer.)
Select the answer
1 correct answer
A.
8
B.
1
C.
32
D.
2
Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.esxi.upgrade.doc/GUID-
DEB8086A-306B- 4239-BF76-E354679202FC.html
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