1V0-21.20 Online Training Archives

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1. Which two characteristics describe vSphere HA?

vSphere HA restarts VMs if their host becomes isolated in the management network.

In response to datastore accessibility failures, vSphere HA restarts VMs on unaffected hosts.

vSphere HA performs load balancing across the hosts in a cluster to prevent resources contention

By Keeping a secondary VM running at all times, vSphere HA protects VMs from data loss.

When vCenter Server experiences downtime, vSphere HA restarts VMs on unaffected hosts.

2. Which file system protocol is supported by vSphere?

NFS

iSCSI

SAN

vSAN

3. Traditional operating systems allocate resources such as CPU and memory for applications installed on computers.

Which vSphere component schedules resource for virtual machines in a similar way?

virtual Hardware

vCenter Server

ESXi Hypervisor

VMware Tools

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

Fibre Channel

NFS

iSCSI

CIFS

SMB

5. An operator must deploy three virtual machines from a template named Win10-Template, and all three VMs must be configured with unique computer names.

Which action must the operator take to achieve this goal?

Clone Win10-Template three times, and then change the computer name in each clone.

Export Win10-Template to the local filesystem, and then change the computer name.

Use a Windows 10 customization specification when deploying the virtual machines.

Create the virtual machines using the New virtual Machine wizard.

6. Which virtual machine (VM) problem is solved using vSphere Storage vmotion?

The ESXi host on which a VM is running requires to enter maintenance mode.

The storage array on which a VM is running requires to enter maintenance mode.

VMs are running on one ESXi host that presents high CPU resource contention.

The vSphere Client shows that a VM needs to be consolidated.

7. An administrator has been tasked with associating multiple uplink adapters with a single switch that will share the load traffic.

Which networking feature should the administrator configure?

Distributed Port Group

Host Proxy Switch

NIC Teaming

VLAN

8. A system administrator is preparing a host In a vSphere DRS cluster in partially automated mode for firmware patching and puts a host into maintenance mode. After several minutes, the host still has not entered maintenance mode.

How should the system administrator resolve this problem?

The system administrator needs to schedule DRS to run again.

vSphere Lifecycle Manager and DRS integration need to be configured.

vSphere HA admission control needs to be enabled on the cluster.

The system administrator needs to migrate virtual machines using vSphere vMotion.

9. Which IP storage is supported on vSphere?

SCSI

vSAN

SAN

ISCSI

10. Which piece of information does vSphere DRS consider when making decisions about which host to place a virtual machine?

Network bandwidth on the host

Disk usage by the virtual machine

Storage bandwidth on the host

Network usage by the virtual machine

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11. An administrator is asked to copy a single hard disk from one datastore to another .

Which virtual machine Hie type should the administrator select?

vmdk

vswp

vmx

vmss

12. During a virtual machine migration, which VMkernel networking layer handles the traffic?

Fault Tolerance

IP storage

vSAN

vSphere vMotion

13. Which action should an administrator use to restore a virtual machine to a previous state?

Consolidate snapshot

Revert to the latest snapshot

Delete all snapshot

Take snapshot

14. A company has a few virtual machines running software XYZ that only support the current CPU type. With hardware refresh, the company wants leverage the new processor features for all VMs except for VMs Running software XYZ.

Which feature meets this requirement?

Per-VM EVC

vSphere High Availability

Cluster-Level EVC

vSphere vmotion

15. Which feature mist an administrator use to revert back to the previous of a VM template?

VM Snapshots

Content Library

VMware Tools

Storage vMotion

16. 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?

Response for Host Isolation

Admission Control

VM Monitoring

host Failure Response

17. An administrator would like to enable a switch setting to restrict the network bandwidth that is available to ports, but the solution must also allow bursts of traffic to flow through at higher spends.

Which vSphere Distributed Switch setting accomplishes this goal?

Monitoring

teaming and failover

Traffic shaping

Security

18. A vSphere operator finds this error message:

Device or filesystem with identifier [naa.6000eb31dffdc33a000000000000002a] has entered the All Paths Down state.

What should the operator conclude from this error message?

A host Is Inaccessible, and migration of affected VMs is expected.

A host failed, and automated recovery of affected VMs Is expected.

A storage device has failed and is not expected to become available.

A storage device is inaccessible and is expected to become available.

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

Templates

Resource Pools

Snapshots

Custom Attributes

20. Which vSphere feature mitigates common optimization challenges?

vSphere Trust Authority

vSphere High Availability

vSphere DRS

vSphere Fault Tolerance

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21. Refer to the exhibit:

Which piece of information should a vSphere operator conclude about iSCSI-01?

The datastore failed because it reached its capacity limit.

The datastore does not have any free capacity.

The disk usage on the datastore is above 75%.

The datastore usage on disk was reset to green.

22. An administrator needs to update an OS running on a virtual machine and wants to be able to revert to the previous state if any issues occure after the update.

Which steps should be used in the vSphere Client to meet this requirement?

Right click on the VM > Migrate

Right click on the VM >Snapshots > take Snapshot

Right click on the VM > Clone to Template

Right click on the VM > Clone to virtual Machine

23. An administrator needs to upgrade the guest operating system installed in a virtual machine. The administrator wants to safely ensure that the selected operating system is supported by ESXi .

Which action should the administrator take to meet this goal?

Perform a guest OS and product search In the VMware Compatibility Guide.

Look in the guest OS version drop-down menu of the V

Snapshot the VM before performing the operating system upgrade.

Check the web page of the guest operating system vendor.

24. A group of VMs is experiencing high latency on a portgroup in an ESXi host.

Which option can a vSphete administrator use to move some of the VMs to another portgroup?

IP hash

Network I/O Control

vSphere vMotion

Network Port Binding

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

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

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

It increases ESX host resources to do backup processing.

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

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

Predictive DRS

Virtual Machine Automation

Automation Level

Migration Threshold

27. A vSphere administrator has migrated a virtual machine between two ESXi hosts using vSphere vMotion and notices that the VM can no longer be pinged.

What caused this situation?

The virtual machine has RDMs attached.

A different datastore is being used after the migration.

There is an MTU mismatch.

The destination portgroup has an incorrect VLAN tag.

28. A vSphere administrator has multiple virtual machines running on a VMFS datastore.

Which setting prioritizes the disk access for the virtual machines?

Disk Shares

Disk type

Disk Mode

Hard disk

29. A system administrator needs to configure a virtual machine to guarantee that it always gets the appropriate resource even if the host os overloaded and overcommitted.

Which setting on the virtual machine does the administrator need to configure?

vSphere High Availability Admission Control

CPU and Memory Shares to High

CPU and Memory Reservations

High Performance Power Policy

30. An administrator has noticed an increase in network latency when powered-off virtual machines are migrated.

Which VMkernel adapter can the administrator use to reduce this latecy?

vSAN

vSphere Replication

Provisioning

vMotion

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31. What is the purpose of the VMware Tools balloon driver?

To improve a VM’s memory management capabilities

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

To improve a VM’s network performance

To provide fast and efficient communication between VMs

32. Which DRS score indicates that the virtual machine (VM) is experiencing severe resource contention?

50%

95%

70%

15%

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

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

Select a different datastore for the V

Select a cluster that has access to additional storage space.

Change the virtual disk format to Thick provision Eager Zeroed.

Select a different ESXi host for the VM

34. An administrator notices a virtual machine named vm01 is missing from the inventory, but the configuration files can be located.

Which file should the administrator click on to register the VM?

vm01.vmdk

vm01.vmsd

vm01vmx

vm01.nvram

35. Which vSphere feature protects against host hardware failures by restarting virtual machines (VMs) on hosts that are running in the cluster?

vSphere HA

vSphere vMotion

vSphere Fault Tolerance

vSphere DRS

36. An administrator needs to upgrade the guest operating system installed in a virtual machine. The administrator wants to safely ensure that the selected operating system is supported by ESXi.

Which action should the administrator take to meet this goal?

Perform a guest OS and product search In the VMware Compatibility Guide.

Look in the guest OS version drop-down menu of the V

Snapshot the VM before performing the operating system upgrade.

Check the web page of the guest operating system vendor.

37. Which DRS score indicates that the virtual machine (VM) is experiencing severe resource contention?

50%

95%

70%

15%

38. Which event type indicates a Fatal problem has occurred in the system, and the process or operation will be terminated?

Information

Audit

Error

Warning

39. 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?

Click on the ESXI host and add an alarm.

Click on the cluster and add an alarm.

Click on individual VMs and add an alarm.

Click on the VMs folder and add an alarm.

40. Which problem is solved by migrating virtual machines (VMs) using vSphere vMotion?

A vSphere cluster that needs to be upgraded without any VM downtime.

A problem that occurred during VM patching and a roll-back is needed.

The names of the VM files that do not match the inventory name of the V

Heavy storage traffic and latency that are concentrated in a few datastores.

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41. Which feature helps maintain zero data loss when a VM on an ESXi server fails unexpectedly?

vMotion

Fault Tolerance

Storage vMotion

vSphere High Availability

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

ISCSI

vSAN

NFS

vVOLS

43. A vSphere administrator sees the alarm:

vSphere HA virtual machine failed to failover

This occurred for virtual machines (VMs) in a cluster with vSphere High Availability (HA) enabled. The guest operating system on the VMs did not report a power failure.

What is a possible cause of this event?

The host is still running but has disconnected from the network.

The VMs cloning operations did not complete.

A reboot of vCenter Server impacted vSphere H

The VMs encountered an error during migration using vSphere vMotion.

44. A system administrator opened a technical support trouble ticket and was asked to provide the suspended virtual machine's memory contents.

Which file from the virtual machine directory will the system administrator need to upload to technical support?

vm.vmdk

vm.vmss

vm.vmx

vm.log

45. An administrator would like to add a new server into an existing vSphere cluster. The servers are running Intel processors. The administrator needs to ensure that the new server can be added to the cluster with the same processor baseline as the existing servers.

Which strategy should be used to achieve this goal?

Fault Tolerance

Enhanced vMotion Compatibility

vSphere vMotion

vSphere High Availability

46. A vSphere operator finds this error message:

Device or filesystem with identifier [naa.6000eb31dffdc33a000000000000002a] has entered the All Paths Down state.

What should the operator conclude from this error message?

A host Is Inaccessible, and migration of affected VMs is expected.

A host failed, and automated recovery of affected VMs Is expected.

A storage device has failed and is not expected to become available.

A storage device is inaccessible and is expected to become available.

47. Refer to the exhibit: An administrator deletes the Service 1.5 snapshot.

What is the result of this action?

Reversion to Service 1 snapshot, and Service 2 snapshot will remain.

Reversion to Service 1 snapshot, and Service 2 snapshot will be deleted.

Reversion to Service 2 snapshot, and Service 1 snapshot will be deleted.

Deletion of all snapshots.

48. A group of VMs is experiencing high latency on a portgroup in an ESXi host.

Which option can a vSphete administrator use to move some of the VMs to another portgroup?

IP hash

Network I/O Control

vSphere vMotion

Network Port Binding

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

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

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

It increases ESX host resources to do backup processing.

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

50. Refer to the exhibit:

Which piece of information should a vSphere operator conclude about iSCSI-01?

The datastore failed because it reached its capacity limit.

The datastore does not have any free capacity.

The disk usage on the datastore is above 75%.

The datastore usage on disk was reset to green.