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2V0-21.20 Exam

Replace Professional VMware VSphere 7.x 2V0-21.20 Exam Guide




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NEW QUESTION 1
Which local only host utility is used for primary, real-time performance monitoring in vSphere?

  • A. esxCop
  • B. top
  • C. resxtop
  • D. vSphere Command-Line Interface (CLI)

Answer: D

NEW QUESTION 2
How does vSphere handle memory allocation during the instant clone process?

  • A. Memory is shared among all child virtual machines using a delta disk.
  • B. The first child virtual machine serves as a memory snapshot for any subsequent child virtual machines.
  • C. An identical clone of the parent virtual machine's memory is created for each child virtual machine.
  • D. A unique memory pool is created per child virtual machine using copy-on-write.

Answer: C

NEW QUESTION 3
An administrator needs to configure Proactive High Availability (HA) in a vSphere environment so that virtual machines (VMs) do not run on any partially degraded hosts. The administrator would also like to see the recommendations before VMs are migrated.
Which automation and remediation level should the administrator select?

  • A. Automation Level - Manual Remediation Level - Maintenance mode
  • B. Automation Level - Automated Remediation Level - Mixed mode
  • C. Automation Level - Automated Remediation Level - Maintenance mode
  • D. Automation Level - Manual Remediation Level - Quarantine mode

Answer: C

NEW QUESTION 4
An administrator wants to implement virtual machine encryption. Which component encrypts the virtual machine files?

  • A. Key management server (KMS)
  • B. Key encryption key (KEK)
  • C. Certificate
  • D. Data encryption key (DEK)

Answer: B

Explanation:
https://docs.vmware.com/en/VMware-vSphere/6.7/com.vmware.vsphere.security.doc/GUID-9035D542-B76B-4

NEW QUESTION 5
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?

  • A. ESXi will instantly switch from the base disk to the snapshot delta disk with no performance impact.
  • B. ESXi will merge the snapshot delta disk into the base disk; the virtual machine will be briefly stunned.
  • C. ESXi will commit the snapshot delta disk into the base disk; ongoing database write activity could resultin long stun times.
  • D. ESXi will create a virtual RAM disk to cache ongoing database write activity; performance impact will be limited.

Answer: A

NEW QUESTION 6
Which step can an administrator take so that vSphere can access patch information if vCenter Server does NOT have Internet access?

  • 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. Install VMware vSphere Update Manager Download Service on a Linux server.
  • D. Use an offline ISO file to import patches to the vSphere Lifecycle Manager depot manually.

Answer: A

NEW QUESTION 7
An administrator would like to make virtual machine templates and ISO images available to all vCenter Server instances in the data center. Which feature should the administrator use to achieve this goal?

  • A. Host profiles
  • B. Resource pools
  • C. Storage policies
  • D. Content libraries

Answer: D

Explanation:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.vm_admin.doc/GUID-254B2CE8-20A

NEW QUESTION 8
Which tool is used to monitor the vCenter Server Appliance resources?

  • A. vimCop
  • B. esxtop
  • C. esxcli
  • D. vmstat

Answer: B

NEW QUESTION 9
A single host is manually configured to company standards.
Which option would an administrator select to capture this configuration for future use?

  • A. Reset Host Customizations
  • B. Import Host Profile
  • C. Extract Host Profile
  • D. Attach Host Profile

Answer: C

NEW QUESTION 10
What can an administrator use to partition limited CPU and memory resources between two departments?

  • A. Resource pools
  • B. vCenter folders
  • C. vSphere distributed switch
  • D. vSphere High Availability

Answer: C

NEW QUESTION 11
An administrator is trying to configure vCenter Single Sign-On from the vSphere Client but does NOT have permission. Which role is required in order to configure vCenter Single Sign-On?

  • A. vCenter Single Sign-On Administrator
  • B. vCenter Server Appliance Root
  • C. vCenter Power User
  • D. vCenter Administrator

Answer: D

NEW QUESTION 12
A vSphere environment is configured with 1 Gigabit Ethernet for vSphere vMotion. The application team is complaining that when they try to migrate a powered-on virtual machine, the progress is slow and unsuccessful the majority of the time.
Which two recommendations should the administrator make to improve vSphere vMotion performance? (Choose two.)

  • A. Use vSphere Storage I/O Control (SIOC).
  • B. Use at least two port groups.
  • C. Use 10 Gigabit Ethernet or above.
  • D. Use Link Aggregation Control Protocol (LACP) on the port group.
  • E. Disable vSphere Fault Tolerance.

Answer: BD

NEW QUESTION 13
An administrator places a 300 GB virtual machine named "Finance1" on a 2 TB datastore containing other virtual machines. After virtual machine placement, the datastore has 200 GB of free space. The accounting department takes a nightly snapshot of Finance1, then deletes the previous snapshot. The administrator is concerned about snapshots filling the datastore.
Which statement is true regarding snapshots?

  • A. vCenter Server will not allow snapshots to fill the datastore beyond 95%.
  • B. Any snapshot on Finance1 has the potential to fill the datastore to capacity.
  • C. The snapshots on Finance1 cannot outgrow the datastore in less than 24 hours.
  • D. The snapshots on Finance1 will be automatically committed if SEsparse format is used.

Answer: C

NEW QUESTION 14
An administrator is tasked with upgrading an existing VMware vSphere 6.5 environment to version 7.0. There are existing VMFS3 and VMFS5 datastores in the environment.
Which two statements are true regarding this upgrade? (Choose two.)

  • A. An ESXi 7.0 host can automatically upgrade a VMFS5 datastore.
  • B. VMFS3 is no longer supported with ESXi 7.0.
  • C. VMFS5 is no longer supported with ESXi 7.0.
  • D. An ESXi 7.0 host will automatically upgrade a VMFS3 datastore when discovered.
  • E. A VMFS3 datastore cannot be upgraded; a new VMFS6 datastore is required.

Answer: CE

NEW QUESTION 15
A virtual machine with a single 100 GB virtual machine disk file has a single 20 GB snapshot. The virtual machine is powered off.
How much additional free space on the datastore is required to delete the snapshot, committing the snapshot delta disk to the base disk?

  • A. 120 GB
  • B. 100 GB
  • C. 0 GB
  • D. 20 GB

Answer: D

NEW QUESTION 16
What are two supported ESXi boot options? (Choose two.)

  • A. vSAN
  • B. NFS
  • C. iSCSI
  • D. SAN
  • E. vSphere Virtual Volumes

Answer: BE

NEW QUESTION 17
An administrator is running a variety of vSphere 6.5 cluster configurations and is tasked with upgrading to vSphere 7.0. Which two conditions could cause potential conflicts or outages to the virtual machines (VMs)? (Choose two.)

  • A. The use of a Windows vCenter Server system
  • B. The use of third-party custom vSphere Installation Bundles (VIBs) installed on the ESXi hosts
  • C. The upgrade of an external platform services controller
  • D. Datastores attached to the hosts based on VMFS3
  • E. The upgrade of a vSphere Distributed Switch with VMs attached

Answer: CE

NEW QUESTION 18
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