2V0-21.23 practice test

1. Question 1 · 1

   During the staging of a patch on a vCenter Server Appliance, an error was encountered and the process stopped. An administrator resolved the root cause and is ready to continue with the staging of the patch. From the vCenter Management Interface, which action should the administrator take to continue the process from the point at which the error occurred?

   Choose one answer.

   • Use the Stage and Install option to resume the staging.
   • Use the Resume option to resume the staging.
   • Use the Unstage option to restart the staging.
   • Use the Stage Only option to restart the staging.

2. Question 2 · 1

   Refer to the exhibit. An administrator set up the following configuration: • The distributed switch has four ESXi hosts, and each host has two 10 Gbps NICs. • In the Network I/O Control configuration, the amount of bandwidth reserved for virtual machine (VM) traffic if 4 Gbps. The administrator wants to guarantee that VMs in the Retail distributed port group can access 50 percent of the available reserved bandwidth for VM traffic. Given this scenario, what should the size (in Gbps) of the Retail network resource pool be?

   Choose one answer.

   

   • 40
   • 32
   • 8
   • 16

3. Question 3 · 1

   Refer to the exhibit. An environment has the following configuration: 1. Resource Pool “RP-MOM” has a reservation of 6GHz and one running virtual machine (VM) “VM-M1” with 1 GHz reserved. 2. Resource Pool “RP-KID” has a reservation of 2GHz, and expandable reservations is activated. The administrator creates two VMs, “VM-K1” and “VM-K2”, in the “RP-KID” resource pool with 2GHz reserved for each, and turns on “VM-M1.” Given this scenario, which statement is true?

   Choose one answer.

   

   • The administrator must deactivate expandable reservations to turn on VM-K2.
   • The administrator can create a third VM (“VM-K3”) at RP-KID and reserve 6GHz.
   • VM-K2 can be powered on because it can get the resources needed from RP-MOM.
   • VM-K2 cannot be powered on because there are not enough resources in RP-KID.

4. Question 4 · 1

   Refer to the exhibit. An administrator is tasked with adding new capacity to an existing software-defined data center (SDDC). • The SDDC currently hosts two vSphere clusters (ClusterA and ClusterB) with different CPU compatibilities. • vSphere vMotion and vSphere Distributed Resource Scheduler (DRS) are currently in use in the SDDC. • The new capacity will be implemented by provisioning four ESXi hosts running a new generation of Intel Skylake CPUs. • All workload virtual machines (VMs) must support live migration to any cluster in the SDDC. The administrator noticed the running critical "evc1" virtual machine (VM) shown in the exhibit is not migrating using vSphere vMotion to the original Clusters A or B. Which three steps must the administrator take to support this functionality? (Choose three.)

   Choose all answers that apply.

   

   • Disable the Enhanced vMotion Compatibility (EVC) on the VM.
   • Reboot the VM.
   • Configure the Enhanced vMotion Compatibility (EVC) on the VM to Intel Skylake.
   • Power on the VM.
   • Configure the Enhanced vMotion Compatibility (EVC) on vSphere Cluster A and B to sup-port Intel Skylake.
   • Power off the VM.

5. Question 5 · 1

   An administrator has a requirement to revert a running virtual machine to a previous snapshot af-ter a failed attempt to upgrade an application. When the administrator originally took the snap-shot, the following choices in the Take Snapshot dialog were made: • Snapshot the virtual machine’s memory = false • Quiesce guest file system = false What will be the result of the administrator selecting the “Revert to Latest Snapshot” option to return the virtual machine to a previous snapshot? (Choose two.)

   Choose all answers that apply.

   • The virtual machine will be restored to the parent snapshot
   • The virtual machine will be restored in a powered off state.
   • The virtual machine will be restored to the child snapshot
   • The virtual machine will be restored in a powered on state.
   • The virtual machine will be restored in a suspended state.

6. Question 6 · 1

   An administrator is tasked with configuring certificates for a VMware software-defined data center (SDDC) based on the following requirements: • The solution should minimize the ongoing management overhead of replacing certificates. • No intermediate certificate authorities are allowed in the certificate chain. • All external traffic should be secured using certificates signed by an Enterprise Certificate Authority (CA). Which two actions should the administrator take to ensure the solution meets corporate policy? (Choose two.)

   Choose all answers that apply.

   • Replace the solution user certificates with custom certificates generated from the Enterprise CA.
   • Replace the machine SSL certificates with custom certificates generated from the Enterprise CA.
   • Replace the machine SSL certificates with self-signed certificates generated from the VMware Certificate Authority (VMCA).
   • Replace the VMware Certificate Authority (VMCA) certificate with a custom certificate gen-erated from the Enterprise CA.
   • Replace the solution user certificates with self-signed certificates generated from the VMware Certificate Authority (VMCA).

7. Question 7 · 1

   An administrator is planning to upgrade a VMware vCenter instance to version 8. It is currently integrated with the following solutions: • VMware Aria Operations for Logs • VMware Aria Operations Which tool can the administrator use to automatically detect interoperability between the solu-tions and eliminate any unwanted or unexpected results during the upgrade process?

   Choose one answer.

   • vSphere Update Manager
   • vSphere Lifecycle Manager
   • VMware Aria Suite Lifecycle
   • vCenter Server Update Planner

8. Question 8 · 1

   An administrator has a requirement to revert a running virtual machine to a previous snapshot af-ter a failed attempt to upgrade an application. When the administrator originally took the snap-shot, the following choices in the Take Snapshot dialog were made: • Snapshot the virtual machine's memory = true • Quiesce guest file system = false Which two statements describe the result of the administrator selecting the "Revert to Latest Snapshot" option to return the virtual machine to a previous snapshot? (Choose two.)

   Choose all answers that apply.

   • The virtual machine will be restored in a suspended state.
   • The virtual machine will be restored in a powered off state.
   • The virtual machine will be restored in a powered on state.
   • The virtual machine will be restored to the parent snapshot.
   • The virtual machine will be restored to the child snapshot.

9. Question 9 · 1

   An administrator is adding a new ESXi host to an existing vSphere cluster. When selecting the cluster, the administrator is unable to use the Cluster Quickstart workflow to add and configure the additional host. What could be the root cause of this issue?

   Choose one answer.

   • The administrator has previously dismissed the Cluster Quickstart workflow.
   • The administrator must manually add the host to the cluster before using the Cluster Quickstart workflow.
   • The administrator has not been assigned the required permissions to use the Cluster Quickstart workflow.
   • The administrator must enable the Cluster Quickstart workflow option in VMware vCenter.

10. Question 10 · 1

    An administrator is responsible for the management of a VMware vCenter instance that is currently experiencing performance issues. The administrator quickly identifies that the CPU utilization of vCenter is consistently over 80%. Upon further analysis, it seems that the vpxd process is contributing significantly to the performance issue. A combination of which four steps should the administrator take to resolve the performance issues and ensure that a similar issue can be rectified without requiring downtime to vCenter moving forward? (Choose four.)

    Choose all answers that apply.

    • Add additional memory resources to the vCenter Server Appliance.
    • Power on the vCenter Server Appliance using the vSphere Host Client.
    • Enable CPU Hot Add on the vCenter virtual machine.
    • Enable CPU and Memory Hot Add on the vCenter virtual machine.
    • Gracefully shut down vCenter using the vSphere Client.
    • Enable Memory Hot Add on the vCenter virtual machine.
    • Add additional CPU resources to the vCenter Server Appliance.

11. Question 11 · 1

    A company has two sites: Site A and Site B. The administrator would like to manage the VMware vCenter inventories in both sites from a single vSphere Client session. Which vCenter feature must be configured?

    Choose one answer.

    • VMware Certificate Authority
    • VMware Site Recovery Manager
    • vCenter Single Sign-On
    • Enhanced Linked Mode

12. Question 12 · 1

    An administrator plans to update the Supervisor cluster and has noticed some of the Tanzu Kubernetes Grid clusters are running an incompatible version. Which action must the administrator take before proceeding with the Supervisor cluster update?

    Choose one answer.

    • Update all Tanzu Kubernetes Grid clusters to the latest version prior to the Supervisor cluster update.
    • No action is needed – Tanzu Kubernetes Grid clusters will be updated automatically as part of the update process.
    • No action is needed – Incompatible Tanzu Kubernetes Grid clusters can be manually updated after the Supervisor cluster update.
    • Update incompatible Tanzu Kubernetes Grid clusters prior to the Supervisor cluster update.

13. Question 13 · 1

    Which three vSphere features are still supported for Windows-based virtual machines when enabling vSphere’s virtualization-based security feature? (Choose three.)

    Choose all answers that apply.

    • vSphere vMotion
    • PCI passthrough
    • vSphere High Availability (HA)
    • vSphere Fault Tolerance
    • vSphere Distributed Resources Scheduler (DRS)
    • Hot Add of CPU or memory

14. Question 14 · 1

    An administrator is tasked with configuring certificates for a VMware software-defined data center (SDDC) based on the following requirements: All certificates should use certificates trusted by the Enterprise Certificate Authority (CA). The solution should minimize the ongoing management overhead of replacing certificates. Which three actions should the administrator take to ensure that the solution meets corporate policy? (Choose three.)

    Choose all answers that apply.

    • Replace the VMware Certificate Authority (VMCA) certificate with a self-signed certificate generated from the VMCA.
    • Replace the machine SSL certificates with custom certificates generated from the Enterprise CA.
    • Replace the machine SSL certificates with trusted certificates generated from the VMware Certificate Authority (VMCA).
    • Replace the VMware Certificate Authority (VMCA) certificate with a custom certificate generated from the Enterprise CA.
    • Replace the solution user certificates with custom certificates generated from the Enterprise CA.
    • Replace the solution user certificates with trusted certificates generated from the VMware Certificate Authority (VMCA).

15. Question 15 · 1

    An administrator is tasked with moving an application and guest operating system (OS) running on top of a physical server to a software-defined data center (SDDC) in a remote secure location. The following constraints apply: The remote secure location has no network connectivity to the outside world. The business owner is not concerned if all changes in the application make it to the SDDC in the secure location. The application’s data is hosted in a database with a high number of transactions. What could the administrator do to create an image of the guest OS and application that can be moved to this remote data center?

    Choose one answer.

    • Create a hot clone of the physical server using VMware vCenter Converter.
    • Create a cold clone of the physical server using VMware vCenter Converter.
    • Restore the guest OS from a backup.
    • Use storage replication to replicate the guest OS and application.

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