1V0-21.20 practice test

1. Question 1 · 1

   Which selection is optional when deploying a new virtual machine in the vSphere Client?

   Choose one answer.

   • Data center
   • Compute resource
   • Guest OS
   • Folder

2. Question 2 · 1

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

   Choose one answer.

   • Storage bandwidth on the host
   • Network usage by the virtual machine
   • Network bandwidth on the host
   • Disk usage by the virtual machine

3. Question 3 · 1

   Which two vSphere features help address an organization's business availability challenges? (Choose two.)

   Choose all answers that apply.

   • vSphere Pod Service
   • vSphere Trust Authority
   • vSphere DPM
   • vSphere High Availability
   • vSphere Fault Tolerance

4. Question 4 · 1

   Which vSphere feature provides continuous availability, allowing users to protect any virtual machine from a host failure with no loss of data or connectivity?

   Choose one answer.

   • vSphere Fault Tolerance
   • vSphere vMotion
   • Enhanced vMotion Compatibility
   • vSphere HA

5. Question 5 · 1

   A vSphere administrator has multiple virtual machines running on a VMFS datastore. Which setting prioritizes the disk access for the virtual machines?

   Choose one answer.

   • Disk Shares
   • Disk Mode
   • Hard disk
   • Disk type

6. Question 6 · 1

   A developer is concerned about a virtual machine's CPU usage over the past month. How can an administrator show the CPU usage over this time period to the developer?

   Choose one answer.

   • Select the VM's Summary tab, then view the VM Hardware pane.
   • Select the VM's Summary tab, then view CPU Usage.
   • Select the VM's Monitor tab, then select Overview.
   • Select the VM's Monitor tab, then select Events.

7. Question 7 · 1

   Which sequence of steps must a vSphere operator take to create an NFS datastore for a host, a cluster, or a data center?

   Choose one answer.

   • From the Datastores tab, select NFS > New Datastore
   • Select an ESXi host, click the Configure tab > Storage Devices
   • From the Actions drop-down menu, select NFS > New Datastore
   • Right-click on an ESXi host, select Storage > New Datastore

8. Question 8 · 1

   Which vSphere feature mitigates common optimization challenges?

   Choose one answer.

   • vSphere Trust Authority
   • vSphere High Availability
   • vSphere DRS
   • vSphere Fault Tolerance

9. Question 9 · 1

   An administrator has configured a Linux virtual machine and found that it does not have network connectivity. The administrator notices this when trying to ping the default gateway and nothing comes back. The administrator needs to verify that the guest operating system is configured properly. What is the first step that the administrator should take to meet this goal?

   Choose one answer.

   • Verify that VMware Tools has been loaded on the guest operating system
   • Ping an outside source to see if you get a response
   • Confirm the link status of the virtual switch
   • Check that the virtual network adapter is present and enabled

10. Question 10 · 1

    An administrator is tasked with evacuating a storage array because it has been replaced. Which feature meets this requirement?

    Choose one answer.

    • Storage vMotion
    • vSphere vMotion
    • Proactive HA
    • Predictive DRS

11. Question 11 · 1

    Which object-based storage can be used to store virtual machines?

    Choose one answer.

    • NFS
    • VMFS
    • RDM
    • vVols

12. Question 12 · 1

    An administrator is trying to create an alarm action that runs a batch file on a specific VM. Which alarm action should the administrator use?

    Choose one answer.

    • Send SNMP traps
    • Run a PowerCLI command
    • Run script
    • Send email notifications

13. Question 13 · 1

    An administrator has been tasked with associating multiple uplink adapters with a single switch that will share the load of traffic. Which networking feature should the administrator configure?

    Choose one answer.

    • VLAN
    • Distributed Port Group
    • NIC Teaming
    • Host Proxy Switch

14. Question 14 · 1

    A vSphere administrator is unable to remove an ESXi host from a vSphere Distributed Switch (VDS). Which two reasons could have caused this issue? (Choose two.)

    Choose all answers that apply.

    • Virtual machine network adapters on the host are connected to the switch.
    • The ESXi host is connected to another VDS.
    • Virtual machine network adapters are faulty.
    • The VDS is configured with ingress traffic shaping.
    • The ESXi host has VMkernel adapters assigned to the switch.

15. Question 15 · 1

    What is the purpose of the VMware Tools balloon driver?

    Choose one answer.

    • 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
    • To improve a VM's memory management capabilities

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