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VMware 1V0-21.20 Sample Questions​ PDF, Free Download | SPOTO

The VMware 1V0-21.20 exam is designed for individuals pursuing the VCTA-DCV 2024 certification, which demonstrates foundational knowledge in VMware vSphere and virtualization concepts. This certification is ideal for those starting their career in data center virtualization. SPOTO offers a free download of sample questions PDF for the 1V0-21.20 exam, providing realistic exam-style questions that help you familiarize yourself with the test format. By practicing with these sample questions, candidates can gain valuable insights into important topics, including virtualization concepts, VMware products, and basic troubleshooting. SPOTO’s sample questions are specifically designed to strengthen your knowledge, build confidence, and ensure you’re well-prepared to ace the exam. Start your preparation today and boost your chances of success with SPOTO’s free VMware 1V0-21.20 practice materials.
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Question #1
An administrator wants to be able to send vCenter Server log files to a remote syslog server and analyze logs using vRealize Log Insight. Which step must the administrator take to meet this requirement? (Choose the best answer.)
A. Configure the vCenter Server logging options using the vSphere Client
B. Specify the remote syslog server name at deployment using the vCenter Server GUI Installer
C. Specify the vRealize Log Insight system name using the vSphere Client
D. Configure log file forwarding using the vCenter Server Management Interface
View answer
Correct Answer: D

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Question #2
An administrator wants to leverage the processor-specific technology that uses a security extension for securing virtual machines (VMs). This will allow user-level code to define private regions of memory called enclaves that are protected from external access. What does the administrator need to configure to enable VMs to use this technology? (Choose the best answer.)
A. Trusted Platform Module (TPM)
B. Virtual Intel Software Guard Extensions (vSGX)
C. Advanced Encryption Standard-New Instructions (AES-NI)
D. Transparent Page Sharing (TPS)
View answer
Correct Answer: B
Question #3
An administrator wants to ensure that when virtual machines (VMs) are powered on, Distributed Resource Scheduler (DRS) places them on the best-suited host. When the cluster becomes imbalanced, the administrator wants DRS to display recommendations for manual VM migration. Which DRS automation level should the administrator select? (Choose the best answer.)
A. Manual
B. Partially automated
C. Fully automated
D. Disabled
View answer
Correct Answer: B
Question #4
What are two pre-requisites for enabling ESXi secure boot? (Choose two.)
A. External Key Management Service
B. vCenter Server 7
C. Trusted Platform Module version 2
D. ESXi 6
E. Unified Extensible Firmware Interface (UEFI)
View answer
Correct Answer: DE
Question #5
An administrator sees a virtual machine message that reads, “Consolidation is required” in the vSphere Client. Which action does ESXi take when the administrator completes snapshot consolidation? (Choose the best answer.)
A. Collapses all snapshots in the current snapshot tree
B. Commits redundant delta disks to the base disk
C. Collapses all snapshots into a single snapshot
D. Deletes all snapshots without committing to the base disk
View answer
Correct Answer: D
Question #6
A single host is manually configured to company standards. Which option would an administrator select to capture this configuration for future use? (Choose the best answer.)
A. Extract Host Profile
B. Reset Host Customizations
C. Attach Host Profile
D. Import Host Profile
View answer
Correct Answer: A
Question #7
An administrator repeatedly encounters this error message while attempting to connect to vCenter Server. What should the administrator do to address this error message? (Choose the best answer.)
A. Use a different browser
B. Trust the VMware certificate authority (CA) root certificate
C. Restart the vCenter Server Appliance
D. Reissue a new, unexpired certificate
View answer
Correct Answer: D
Question #8
There are two vSphere clusters in a company environment. One cluster is hosting development workloads and another is hosting production workloads. Both vSphere clusters are managed by the same vCenter Server. The application team would like to move a new virtual machine from the development to production cluster with no downtime. Which feature would allow non-disruptive movement between these two clusters? (Choose the best answer.)
A. Cross vCenter Migration
B. vSphere High Availability
C. vSphere vMotion
D. vSphere Replication
View answer
Correct Answer: C
Question #9
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. Datastores attached to the hosts based on VMFS3
C. The upgrade of a vSphere Distributed Switch with VMs attached
D. The upgrade of an external platform services controller
E. The use of third-party custom vSphere Installation Bundles (VIBs) installed on the ESXi hosts
View answer
Correct Answer: CE
Question #10
The vCenter inventory contains a virtual machine (VM) template called Linux-01. The administrator wants to install a software patch into Linux-01 while allowing users to continue to access Linux-01 to deploy VMs. Which series of steps should the administrator take to accomplish this task?
A.
B.
C.
D.
View answer
Correct Answer: C
Question #11
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? (Choose the best answer.)
A. The snapshots on Finance1 cannot outgrow the datastore in less than 24 hours
B. Any snapshot on Finance1 has the potential to fill the datastore to capacity
C. vCenter Server will not allow snapshots to fill the datastore beyond 95%
D. The snapshots on Finance1 will be automatically committed if SEsparse format is used
View answer
Correct Answer: A
Question #12
Which step can an administrator take so that vSphere can access patch information if vCenter Server does NOT have Internet access? (Choose the best answer.)
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. Use an offline ISO file to import patches to the vSphere Lifecycle Manager depot manually
D. Install VMware vSphere Update Manager Download Service on a Linux server
View answer
Correct Answer: D
Question #13
An administrator wants to enable bandwidth allocation for workloads by using Network I/O Control. What should the administrator configure to accomplish this? (Choose the best answer.)
A. Management traffic
B. Virtual machine traffic
C. Load-balancing
D. NIC teaming policy
View answer
Correct Answer: B
Question #14
In a vSphere High Availability (vSphere HA) cluster, which action does vSphere HA take when the VM Monitoring service does NOT receive heartbeats from a virtual machine (VM) in the cluster? (Choose the best answer.)
A. The VM is restarted on a different host in the cluster
B. The VM is suspended on the same host in the cluster
C. The VM is migrated to a different host in the cluster
D. The VM is restarted on the same host in the cluster
View answer
Correct Answer: A
Question #15
An administrator is investigating the reason for a virtual machine restarting. In the vmware.log file, the administrator finds the following error: What is a likely cause of this virtual machine restart? (Choose the best answer.)
A. Guest operating system fault
B. User or API request to shut down guest operating system
C. High Availability
D. User or API request to restart guest operating system
View answer
Correct Answer: A
Question #16
A company has one corporate datacenter (C1) and one regional datacenter (R1). There is a vCenter Server in each location. An administrator wants a central library available to C1 and R1 for all templates and ISO images. Which two steps must the administrator take to configure the content library feature to meet this requirement? (Choose two.)
A. Create a published content library on C1
B. Create a local content library on R1
C. Create a local content library on C1
D. Create a subscribed content library on C1
E. Create a subscribed content library on R1
View answer
Correct Answer: AE
Question #17
Which two components are core to vSphere? (Choose two.)
A. ESXi
B. vSAN
C. vCenter Server
D. vRealize Network Insight
E. vRealize Operations Manager
View answer
Correct Answer: AC
Question #18
A development team has a recurring need to rapidly replicate hundreds of virtual machines (VMs) for load testing. Which method should the team use to deploy the VMs? (Choose the best answer.)
A. Linked clones from a content library
B. Instant clones using the vSphere API
C. Full clones using vSphere Auto Deploy
D. Full clones from a template
View answer
Correct Answer: C
Question #19
Which two configuration tasks must be performed from the vCenter Server Management Interface? (Choose two.)
A. Add administrator accounts
B. Add an Network Time Protocol (NTP) server
C. Add a vCenter Server license
D. Enable SSH login
E. Change the logging level
View answer
Correct Answer: BC
Question #20
How does vSphere handle memory allocation during the instant clone process? (Choose the best answer.)
A. The first child virtual machine serves as a memory snapshot for any subsequent child virtual machines
B. An identical clone of the parent virtual machine's memory is created for each child virtual machine
C. Memory is shared among all child virtual machines using a delta disk
D. A unique memory pool is created per child virtual machine using copy-on-write
View answer
Correct Answer: A
Question #21
An administrator is asked to deploy a virtual machine (VM) that can sniff packets for the Security team. Which setting must be set to “accept” on the VM's port group? (Choose the best answer.)
A. Promiscuous mode
B. Forged transmits
C. MAC address changes
D. Traffic shaping
View answer
Correct Answer: A
Question #22
vCenter High Availability (HA) protects vCenter Server against host and hardware failures. What is the minimum number of ESXi hosts required to enable this capability? (Choose the best answer.)
A. 5
B. 7
C. 1
D. 3
View answer
Correct Answer: D
Question #23
A development team has a recurring need to rapidly replicate hundreds of virtual machines (VMs) for load testing. Which method should the team use to deploy the VMs? (Choose the best answer.)
A. Linked clones from a content library
B. Instant clones using the vSphere API
C. Full clones using vSphere Auto Deploy
D. Full clones from a template
View answer
Correct Answer: C
Question #24
What can an administrator use to partition limited CPU and memory resources between two departments? (Choose the best answer.)
A. vSphere distributed switch
B. vSphere High Availability
C. vCenter folders
D. Resource pools
View answer
Correct Answer: D
Question #25
What does the %RDY for the Win1 virtual machine indicate? (Choose the best answer.)
A. High CPU wait time
B. Low CPU usage
C. High CPU contention
D. Low CPU contention
View answer
Correct Answer: C
Question #26
Which two vSphere features enable remote site availability? (Choose two.)
A. Proactive High Availability
B. vSphere Fault Tolerance
C. Cross vCenter Migration
D. vSphere vMotion
E. vSphere Replication
View answer
Correct Answer: AE
Question #27
Which tool is used to monitor the free space in the vCenter Server database? (Choose the best answer.)
A. esxtop
B. df
C. vimtop
D. vmstat
View answer
Correct Answer: B
Question #28
An administrator has been tasked with mitigating datastore capacity issues without datastore expansion. Which vSphere Storage vMotion migration option would achieve this mitigation? (Choose the best answer.)
A. Lazy-zeroed thick-provisioned
B. Thin-provisioned
C. Eager-zeroed thick-provisioned
D. Same as format source
View answer
Correct Answer: B
Question #29
Which virtual disk option allows a virtual machine to consume the minimum storage capacity? (Choose the best answer.)
A. Independent persistent
B. Lazy-zeroed thick-provisioned
C. Eager-zeroed thick-provisioned
D. Thin-provisioned
View answer
Correct Answer: D
Question #30
Which step can an administrator take so that vSphere can access patch information if vCenter Server does NOT have Internet access? (Choose the best answer.)
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. Use an offline ISO file to import patches to the vSphere Lifecycle Manager depot manually
D. Install VMware vSphere Update Manager Download Service on a Linux server
View answer
Correct Answer: D
Question #31
A host profile is updated with a new password that urgently needs to be changed on all hosts attached to the host profile. Which option would an administrator select to complete the password change? (Choose the best answer.)
A. Copy Settings from Host
B. Remediate
C. Check Host Profile Compliance
D. Edit Host Customizations
View answer
Correct Answer: B
Question #32
How many vSphere Trust Authority Clusters can a Trusted Cluster reference? (Choose the best answer.)
A. 1
B. 4
C. 8
D. 2
View answer
Correct Answer: A
Question #33
Which VMware feature should an administrator configure to help manage and delegate CPU and memory resources? (Choose the best answer.)
A. VMware Enhanced vMotion Compatibility (EVC)
B. Resource pools
C. vSphere Distributed Resource Scheduler (DRS)
D. vSphere High Availability (HA)
View answer
Correct Answer: B
Question #34
An administrator is investigating the reason for a powered on virtual machine failing to migrate with the following error log message: Which step should the administrator complete to resolve this error? (Choose the best answer.)
A. Configure High Availability on the cluster
B. Configure vSAN on the cluster
C. Configure Distributed Resource Scheduler (DRS) on the cluster
D. Configure Enhanced vMotion Compatibility on the cluster
View answer
Correct Answer: D
Question #35
An administrator is NOT able to enable ESXi secure boot. What is a possible cause of this issue? (Choose the best answer.)
A. The vCenter Server version is 7
B. ESXi is using Trusted Platform Module version 1
C. The ESXi version is 7
D. ESXi is using Unified Extensible Firmware Interface (UEFI)
View answer
Correct Answer: C
Question #36
An administrator is tasked with upgrading an existing vSphere environment to version 7.0. The environment consists of mounted NFS v3 datastores. The new design requires configuration of NFS v4.1 datastores. Which statement is true regarding this upgrade? (Choose the best answer.)
A. The NFS v3 datastores can be unmounted and remounted using NFS v4
B. A new VMKernel port for NFS v4
C. Following first boot, NFS v3 datastores are automatically converted to NFS v4
D. ESXi 7
View answer
Correct Answer: B
Question #37
An administrator is investigating user logon failures for a VMware vCenter instanceWhere can the administrator find log files containing information related to user login activities?
A. n the vCenter Management Interface
B. n the ESXi host using the Direct Console User Interface ()
C. n the vCenter Server Appliance
D. n the vSphere Client when viewing the vCenter virtual machine
View answer
Correct Answer: C
Question #38
Which two statements are true regarding the use of firmware update packages in vSphere Lifecycle Manager? (Choose two.)
A. A hardware support manager must be registered as a vCenter Server extension
B. The firmware and drivers add-on are distributed through the official VMware online depot
C. The firmware and drivers add-on can be used on clusters that are managed with baselines
D. The firmware and drivers add-on can add or remove components from the ESXi base image
E. The firmware and drivers add-on is provided by a third-party vendor
View answer
Correct Answer: AD
Question #39
An administrator wants to enable bandwidth allocation for workloads by using Network I/O Control. What should the administrator configure to accomplish this? (Choose the best answer.)
A. Management traffic
B. Virtual machine traffic
C. Load-balancing
D. NIC teaming policy
View answer
Correct Answer: B
Question #40
An administrator wants to enable vCenter High Availability (vCenter HA) for a VMware vCenter Server Appliance (vCSA). The environment consists of the following: 50ms of latency between sites vCSA deployment size is small 3 hosts in the cluster hosting vCenter What must the administrator do to enable vCenter HA? A. Add one host to reach the minimum requirement of 4 hosts. B. Deploy Windows vCenter because vCenter HA is not supported on vCS
A. Add one host to reach the minimum requirement of 4 hosts
B. Deploy Windows vCenter because vCenter HA is not supported on vCSA
C. Deploy a vCSA of size medium or larger
D. Decrease network latency to 10ms or lower
View answer
Correct Answer: D
Question #41
What is the benefit of using Allow Quick Boot during host updates on supported hardware?
A. reduces host remediation time
B. enhances VM migration time
C. creates a restart priority sequence
D. enables host PXE boot
View answer
Correct Answer: A
Question #42
A vCenter Server High Availability cluster consists of how many vCenter Server Appliance instances?
A. 2
B. 3
C. 4
D. 5
View answer
Correct Answer: B
Question #43
What happens within the network when a customer uses a vSphere Distributed Switch (VDS) and vCenter is offline?
A. An isolation event occurs
B. Network is lost
C. Packets continue to be forwarded
D. Network runs with intermittent failures
View answer
Correct Answer: C
Question #44
An administrator is planning maintenance for a cluster with the following configuration: 1. DRS is fully automated 2. Dedicated 10GbE vMotion network 3. iSCSI storage with CHAP When a host is placed into maintenance mode, what is the maximum number of supported concurrent vMotion operations?
A. 4
B. 6
C. 8
D. 10
View answer
Correct Answer: C
Question #45
VMs are violating affinity rules and DRS is unable to correct the rules violations. Which two actions should an administrator take to identify why DRS is unable to satisfy the affinity rules? (Choose two.)
A. Review VM Overrides tab
B. Review systems logs
C. Review if violated rules are in vCenter VAMI
D. Review Faults tab in DRS
E. Review VM OS logs
View answer
Correct Answer: AD
Question #46
Refer to the exhibit. A user requires full privileges on all VMs and templates in the X-Lence Datacenter except AX-1000. This user must not be able to view or change the AX-1000 VM. Which two permissions for this user should the vSphere administrator define to achieve this? (Choose two.)
A. Read Only role on AX-1000
B. Administrator role on X-Lence Datacenter
C. No Access role on AX-1000
D. Read Only role on X-Lence Datacenter
E. VM Power User role on X-Lence Datacenter
View answer
Correct Answer: BC
Question #47
A user asks for a VM to be deployed that must remain on the same host at all times. How should DRS be configured for the VM?
A. Use cluster settings
B. Partially Automated
C. Fully Automated
D. Disabled
View answer
Correct Answer: D
Question #48
A user logs in to vCenter Server as an administrator and is unable to view Single Sign On Configuration. Which vCenter Single Sign On group should the administrator belong to, to view Single Sign On Configuration?
A. ComponentManager
B. Administrators
C. SystemConfiguration
D. SystemConfiguration
View answer
Correct Answer: C
Question #49
Which condition would be prevent a vSphere Administrator from increasing the vCPU on a virtual machine to 128 vCPUs?
A. CPU Affinity is enabled on the virtual machine
B. The host is running on the Enterprise license
C. Hyper-threading is enabled on the host
D. There are too few logical cores on the host
View answer
Correct Answer: D
Question #50
What is required to convert a VM to a template?
A. Power off the virtual machine
B. Choose a thin-provisioned format
C. Reregister the template
D. Select a storage policy
View answer
Correct Answer: A
Question #51
Which setting should be used to exclude one hard disk from VM snapshots?
A. Thin Provision disk type
B. Dependent disk mode
C. Independent disk mode
D. Passthrough device mode
View answer
Correct Answer: C
Question #52
Which native feature could be used to protect virtual machine files and disks containing confidential customer data?
A. VMware Tools
B. vCenter HA
C. VM encryption
D. VDP
View answer
Correct Answer: D
Question #53
What is the default vCenter Server for a new user?
A. No Access
B. No Cryptography Administrator
C. Read-Only
D. Administrator
View answer
Correct Answer: A
Question #54
Which two actions should an administrator take to ensure a VM has the highest networking bandwidth? (Choose two.)
A. Configure traffic shaping
B. Configure LACP
C. Configure resource pools
D. Configure shares, reservations, and limits
E. Configure marking and filtering
View answer
Correct Answer: BC
Question #55
Which two infrastructure services are provided by the Platform Services Controller? (Choose two.)
A. Auto Deploy
B. License Service
C. vCenter Single Sign-On
D. vSphere Syslog Collector
E. vSphere Web Client
View answer
Correct Answer: BC
Question #56
What provides certificate and license management services?
A. Auto Deploy
B. Unified Access Gateway
C. vCenter Service
D. Platform Services Controller
View answer
Correct Answer: D
Question #57
A vSphere administrator is installing ESXi 6.7 on a diskless host booting from an onboard 8GB SD card. What should be done to ensure log files are persisted through a host reboot?
A. Manually create scratch partition on the SD card
B. By default the log files will be stored on the SD card
C. Ensure vCenter Dump Collector service is running
D. Configure the scratch partition to use an available datastore
View answer
Correct Answer: D
Question #58
A VM is experiencing inconsistent network connectivity between two ESXi hosts connecting to the same physical switches. The effect of the inconsistency is this: vMotion from host 1 to host 2, network connection is down vMotion from host 2 to host 1, network connection is up vMotion from host 1 to host 2, network connection is up The vSphere administrator wants to ensure the physical switches connecting to the ESXi are configured correctly. How can this be accomplished?
A. Use Network Health Check to verify the VLAN trunks on VSS
B. Use vSphere Health Check to verify on MTU settings on VDS
C. Use Network Health Check to verify the VLAN trunks on VDS
D. Use Network Health Check to verify MTU settings on VSS
View answer
Correct Answer: D
Question #59
Which condition would prevent a vSphere Administrator from increasing the vCPU on a virtual machine to 128 vCPUs?
A. CPU Affinity is enabled on the virtual machine
B. The host is running on the Enterprise license
C. There are too few logical cores on the host
D. Hyper-threading is enabled on the host
View answer
Correct Answer: C
Question #60
Which vSphere Update Manager baseline type is used for scanning and remediating objects third-party device drivers?
A. upgrade
B. extension
C. patch
D. predefined
View answer
Correct Answer: B
Question #61
How should an administrator assign a user the Administrator permission without encryption-related rights?
A. Grant the user the Virtual Machine Power User role
B. Grant the user the No Cryptography Administrator role
C. Grant the user the Administrator role
D. Grant the user No Access role on encrypted VMs
View answer
Correct Answer: B
Question #62
An application owner complains about poor performance on a VM named APPVM01. Troubleshooting indicates that another VM named DBVM01 on the same datastore is saturating the volume with I/O requests. Which two actions can be taken to reduce DBVM01 impact on APPVM01, while still prioritizing DBVM01 disk I/O? (Choose two.)
A. Configure APPVM01 with a shares limit of Low, and DBVM01 with a shares limit of Normal
B. Enable Network I/O Control on the cluster containing APPM01 and DBVM01
C. Enable Storage I/O Control on the cluster containing APPVM01 and DBVM01
D. Enable Storage I/O Control on the datastore containing APPM01 and DBVM01
E. Configure APPVM01 with a shares limit of High, and DBVM01 with a shares limit of Normal
View answer
Correct Answer: DE
Question #63
Which two options are available for a vSphere administrator to install ESXi on a host? (Choose two.)
A. vSphere Replication
B. VMware Workspace ONE
C. vSphere Update Manager
D. Interactive Mode
E. vSphere Auto Deploy
View answer
Correct Answer: CE
Question #64
What are two features of the CPU scheduler? (Choose two.)
A. allocates CPU and memory resource usage
B. determines which worlds are entitled to CPU time
C. schedules vCPUs on physical CPUs
D. creates a world for each virtual machine to run in
E. checks CPU uptime
View answer
Correct Answer: AC
Question #65
An administrator is unable to use the vSphere Client shutdown option on a Windows VM. What should be installed to correct this?
A. Autologon
B. Windows Updates
C. PortMon
D. VMware Tools
View answer
Correct Answer: D

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