Exam4Training

VMware 1V0-21.20 Associate VMware Data Center Virtualization Online Training

Question #1

Which two characteristics describe vSphere HA?

  • A . vSphere HA restarts VMs if their host becomes isolated in the management network.
  • B . In response to datastore accessibility failures, vSphere HA restarts VMs on unaffected hosts.
  • C . vSphere HA performs load balancing across the hosts in a cluster to prevent resources contention
  • D . By Keeping a secondary VM running at all times, vSphere HA protects VMs from data loss.
  • E . When vCenter Server experiences downtime, vSphere HA restarts VMs on unaffected hosts.

Reveal Solution Hide Solution

Correct Answer: A,B
Question #2

Which file system protocol is supported by vSphere?

  • A . NFS
  • B . iSCSI
  • C . SAN
  • D . vSAN

Reveal Solution Hide Solution

Correct Answer: A
Question #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?

  • A . virtual Hardware
  • B . vCenter Server
  • C . ESXi Hypervisor
  • D . VMware Tools

Reveal Solution Hide Solution

Correct Answer: A,C
Question #4

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

  • A . Fibre Channel
  • B . NFS
  • C . iSCSI
  • D . CIFS
  • E . SMB

Reveal Solution Hide Solution

Correct Answer: A,C
Question #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?

  • A . Clone Win10-Template three times, and then change the computer name in each clone.
  • B . Export Win10-Template to the local filesystem, and then change the computer name.
  • C . Use a Windows 10 customization specification when deploying the virtual machines.
  • D . Create the virtual machines using the New virtual Machine wizard.

Reveal Solution Hide Solution

Correct Answer: C
Question #6

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

  • A . The ESXi host on which a VM is running requires to enter maintenance mode.
  • B . The storage array on which a VM is running requires to enter maintenance mode.
  • C . VMs are running on one ESXi host that presents high CPU resource contention.
  • D . The vSphere Client shows that a VM needs to be consolidated.

Reveal Solution Hide Solution

Correct Answer: B
Question #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?

  • A . Distributed Port Group
  • B . Host Proxy Switch
  • C . NIC Teaming
  • D . VLAN

Reveal Solution Hide Solution

Correct Answer: C
Question #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?

  • A . The system administrator needs to schedule DRS to run again.
  • B . vSphere Lifecycle Manager and DRS integration need to be configured.
  • C . vSphere HA admission control needs to be enabled on the cluster.
  • D . The system administrator needs to migrate virtual machines using vSphere vMotion.

Reveal Solution Hide Solution

Correct Answer: D
Question #9

Which IP storage is supported on vSphere?

  • A . SCSI
  • B . vSAN
  • C . SAN
  • D . ISCSI

Reveal Solution Hide Solution

Correct Answer: D
Question #10

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

  • A . Network bandwidth on the host
  • B . Disk usage by the virtual machine
  • C . Storage bandwidth on the host
  • D . Network usage by the virtual machine

Reveal Solution Hide Solution

Correct Answer: A

Question #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?

  • A . vmdk
  • B . vswp
  • C . vmx
  • D . vmss

Reveal Solution Hide Solution

Correct Answer: A
Question #12

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

  • A . Fault Tolerance
  • B . IP storage
  • C . vSAN
  • D . vSphere vMotion

Reveal Solution Hide Solution

Correct Answer: D
Question #13

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

  • A . Consolidate snapshot
  • B . Revert to the latest snapshot
  • C . Delete all snapshot
  • D . Take snapshot

Reveal Solution Hide Solution

Correct Answer: B
Question #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?

  • A . Per-VM EVC
  • B . vSphere High Availability
  • C . Cluster-Level EVC
  • D . vSphere vmotion

Reveal Solution Hide Solution

Correct Answer: A
Question #15

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

  • A . VM Snapshots
  • B . Content Library
  • C . VMware Tools
  • D . Storage vMotion

Reveal Solution Hide Solution

Correct Answer: B
Question #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?

  • A . Response for Host Isolation
  • B . Admission Control
  • C . VM Monitoring
  • D . host Failure Response

Reveal Solution Hide Solution

Correct Answer: A
Question #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?

  • A . Monitoring
  • B . teaming and failover
  • C . Traffic shaping
  • D . Security

Reveal Solution Hide Solution

Correct Answer: C
Question #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 . A host Is Inaccessible, and migration of affected VMs is expected.
  • B . A host failed, and automated recovery of affected VMs Is expected.
  • C . A storage device has failed and is not expected to become available.
  • D . A storage device is inaccessible and is expected to become available.

Reveal Solution Hide Solution

Correct Answer: D
Question #19

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

Reveal Solution Hide Solution

Correct Answer: A
Question #20

Which vSphere feature mitigates common optimization challenges?

  • A . vSphere Trust Authority
  • B . vSphere High Availability
  • C . vSphere DRS
  • D . vSphere Fault Tolerance

Reveal Solution Hide Solution

Correct Answer: C

Question #21

Refer to the exhibit:

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

  • A . The datastore failed because it reached its capacity limit.
  • B . The datastore does not have any free capacity.
  • C . The disk usage on the datastore is above 75%.
  • D . The datastore usage on disk was reset to green.

Reveal Solution Hide Solution

Correct Answer: C
Question #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?

  • A . Right click on the VM > Migrate
  • B . Right click on the VM >Snapshots > take Snapshot
  • C . Right click on the VM > Clone to Template
  • D . Right click on the VM > Clone to virtual Machine

Reveal Solution Hide Solution

Correct Answer: B
Question #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?

  • A . Perform a guest OS and product search In the VMware Compatibility Guide.
  • B . Look in the guest OS version drop-down menu of the VM.
  • C . Snapshot the VM before performing the operating system upgrade.
  • D . Check the web page of the guest operating system vendor.

Reveal Solution Hide Solution

Correct Answer: A
Question #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?

  • A . IP hash
  • B . Network I/O Control
  • C . vSphere vMotion
  • D . Network Port Binding

Reveal Solution Hide Solution

Correct Answer: C
Question #25

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.

Reveal Solution Hide Solution

Correct Answer: A
Question #26

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

Reveal Solution Hide Solution

Correct Answer: D
Question #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?

  • A . The virtual machine has RDMs attached.
  • B . A different datastore is being used after the migration.
  • C . There is an MTU mismatch.
  • D . The destination portgroup has an incorrect VLAN tag.

Reveal Solution Hide Solution

Correct Answer: D
Question #28

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

Which setting prioritizes the disk access for the virtual machines?

  • A . Disk Shares
  • B . Disk type
  • C . Disk Mode
  • D . Hard disk

Reveal Solution Hide Solution

Correct Answer: A
Question #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?

  • A . vSphere High Availability Admission Control
  • B . CPU and Memory Shares to High
  • C . CPU and Memory Reservations
  • D . High Performance Power Policy

Reveal Solution Hide Solution

Correct Answer: C
Question #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?

  • A . vSAN
  • B . vSphere Replication
  • C . Provisioning
  • D . vMotion

Reveal Solution Hide Solution

Correct Answer: D

Question #31

What is the purpose of the VMware Tools balloon driver?

  • A . To improve a VM’s memory management capabilities
  • B . To provide a high-resolution display for the VM’s console
  • C . To improve a VM’s network performance
  • D . To provide fast and efficient communication between VMs

Reveal Solution Hide Solution

Correct Answer: A
Question #32

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

  • A . 50%
  • B . 95%
  • C . 70%
  • D . 15%

Reveal Solution Hide Solution

Correct Answer: D
Question #33

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

Reveal Solution Hide Solution

Correct Answer: A
Question #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?

  • A . vm01.vmdk
  • B . vm01.vmsd
  • C . vm01vmx
  • D . vm01.nvram

Reveal Solution Hide Solution

Correct Answer: C
Question #35

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

  • A . vSphere HA
  • B . vSphere vMotion
  • C . vSphere Fault Tolerance
  • D . vSphere DRS

Reveal Solution Hide Solution

Correct Answer: A
Exit mobile version