2V0-21.20 Exam Prep Free – 50 Practice Questions to Get You Ready for Exam Day
Getting ready for the 2V0-21.20 certification? Our 2V0-21.20 Exam Prep Free resource includes 50 exam-style questions designed to help you practice effectively and feel confident on test day
Effective 2V0-21.20 exam prep free is the key to success. With our free practice questions, you can:
- Get familiar with exam format and question style
- Identify which topics you’ve mastered—and which need more review
- Boost your confidence and reduce exam anxiety
Below, you will find 50 realistic 2V0-21.20 Exam Prep Free questions that cover key exam topics. These questions are designed to reflect the structure and challenge level of the actual exam, making them perfect for your study routine.
Refer to the exhibit.What does the %RDY for the Win1 virtual machine indicate?
A. High CPU wait time
B. Low CPU usage
C. High CPU contention
D. Low CPU contention
A new vSphere 7.0 environment is deployed with the following: ✑ A single vCenter Server ✑ Two vSAN clusters ✑ A vSAN default storage policy Which statement is true regarding virtual disk availability in this environment?
A. Replicas will be placed on different disk groups but can be placed on the same host.
B. All stripes will be placed on different disk groups and cannot be placed on the same host.
C. Each virtual disk will have four replicas of data.
D. Each virtual disk will have two replicas of data.
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?
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)
What is a pre-requisite for increasing datastore capacity?
A. The backing device for the datastore has enough free space.
B. The datastore is managed by Storage DRS (SDRS).
C. The datastore is 100% full.
D. There are NO powered-on virtual machines on the datastore.
Refer to the exhibit.An administrator repeatedly encounters this error message while attempting to connect to vCenter Server. What should the administrator do to address this error message?
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.
An administrator wants to implement virtual machine encryption. Which component encrypts the virtual machine files?
A. Certificate
B. Data encryption key (DEK)
C. Key encryption key (KEK)
D. Key management server (KMS)
Which two features are only supported by VMFS6 datastores? (Choose two.)
A. Concurrent access to shared storage
B. On-disk locking
C. Dynamic expansion
D. 4K native storage devices
E. Automatic space reclamation
A company has a vSphere environment consisting of the following characteristics: ✑ A content library named 'CORP' is published at corporate headquarters on a vCenter Server named 'vcenterCorp'. A regional data center contains a set of hosts managed by a vCenter Server named vcenterR1.✑ vcenterR1 subscribes to the CORP content library. The administrator wants to create a new virtual machine image to use on vcenterR1. What are two possible ways the administrator can accomplish this task? (Choose two.)
A. Configure vcenterR1 to download all library content immediately.
B. Upload the new image to the CORP library on vcenterR1.
C. Publish the CORP content library on vcenterR1.
D. Upload the new image to the CORP library on vcenterCorp.
E. Upload the new image to a local content library on vcenterR1.
Which tool is used to monitor the vCenter Server Appliance resources?
A. vimtop
B. esxtop
C. esxcli
D. vmstat
An administrator runs a two-node vSphere cluster, which contains two domain controller virtual machines (VMs). The administrator wants to ensure that VMs run on separate hosts without interfering with normal maintenance operations. How should the administrator configure Distributed Resource Scheduler (DRS)?
A. Create a ‘Must run Virtual Machines to Hosts’ anti-affinity rule.
B. Create a ‘Virtual Machines to Virtual Machines’ anti-affinity rule.
C. Create a ‘Virtual Machines to Virtual Machines’ dependency rule.
D. Create a ‘Should run Virtual Machines to Hosts’ anti-affinity rule.
An administrator is unable to manage certificates with the vSphere Client. What is another supported option that can be used to manage certificates?
A. vCenter Server Management Interface
B. Command Line Interface
C. vRealize Operations Manager
D. Cloud Builder
An administrator is utilizing Network I/O Control (NIOC) to allocate bandwidth utilization on a physical 10 Gbps adapter. What is the maximum amount of bandwidth that can be reserved?
A. 2.5 Gbps
B. 10 Gbps
C. 5.0 Gbps
D. 7.5 Gbps
Each logical port on a vSphere standard switch can be a member of how many port groups?
A. 4
B. 3
C. 1
D. 2
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?
A. 5
B. 7
C. 1
D. 3
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?
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.
Refer to the exhibit.An administrator is consistently receiving an alarm regarding a CPU performance issue; however, there is NO CPU issue identified. What can the administrator do to make sure the alarm is triggered when there is an actual CPU performance issue?
A. Change ‘VM CPU Ready Time’ to ‘VM Memory Usage.’
B. Change ‘Show as Critical’ to ‘Show as Warning.’
C. Change ‘VM CPU Ready Time’ to ‘VM CPU Usage.’
D. Change ‘is below’ to ‘is above.’
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?
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.
Which two performance tools can be used to monitor virtual machines outside the guest operating system? (Choose two.)
A. vCenter Server performance charts
B. Task Manager
C. top
D. esxtop
E. Perfmon
An administrator wants to be able to log in to the vSphere Client and view the inventories of two vCenter Server instances. What must the administrator do to meet this requirement?
A. Configure Enhanced Linked Mode on each vCenter Server instance after deployment is complete.
B. Connect each vCenter Server instance to the same vCenter Single Sign-On domain during deployment.
C. Connect each vCenter Server instance to the same vCenter Single Sign-On domain using the vSphere Client.
D. Configure the vCenter Server Management Interface to view both vCenter Server instances.
An administrator is tasked with upgrading an existing vSphere environment to version 7.0. There are existing VMFS3 and VMFS5 datastores in the environment. Which statement is true regarding this upgrade?
A. An ESXi 7.0 host will NOT recognize a VMFS3 datastore.
B. VMFS3 is supported with ESXi 7.0 to store boot configurations only.
C. A VMFS5 datastore CANNOT be upgraded; a new VMFS6 datastore is required.
D. An ESXi 7.0 host can automatically upgrade a VMFS5 datastore.
An administrator has been tasked with mitigating datastore capacity issues without datastore expansion. Which vSphere Storage vMotion migration option would achieve this mitigation?
A. Lazy-zeroed thick-provisioned
B. Thin-provisioned
C. Eager-zeroed thick-provisioned
D. Same as format source
ESXi provides VLAN support by assigning a VLAN ID to which component?
A. Virtual standard switch
B. Physical network interface card (NIC)
C. Virtual distributed switch
D. Port group
An administrator is tasked with upgrading an existing vSphere environment to version 7.0. The current configuration is using an external Platform Services Controller. Which two statements are true regarding this upgrade? (Choose two.)
A. The external Platform Services Controller needs to be converged into an embedded vCenter Server Appliance.
B. The external Platform Services Controller needs to be decommissioned following the deployment of the new vCenter Server Appliance.
C. The external Platform Services Controller backup can be restored to a new embedded vCenter Server Appliance.
D. The external Platform Services Controller needs to be upgraded after the vCenter Server Appliance.
E. The external Platform Services Controller needs to be powered down while a new vCenter Server Appliance is deployed.
An administrator runs third-party software in a virtual machine (VM). The third-party licensing agreement requires payment of a license fee for each host to which the VM migrates. How can the administrator configure Distributed Resource Scheduler (DRS) to minimize licensing costs?
A. Create a ‘Virtual Machines to Virtual Machines’ dependency rule.
B. Create a ‘Virtual Machines to Virtual Machines’ affinity rule.
C. Create a ‘Should run Virtual Machines to Hosts’ anti-affinity rule.
D. Create a ‘Must run Virtual Machines to Hosts’ affinity rule.
An administrator is troubleshooting a recent failure and finds the following error messages:Which action has failed, thus resulting in these errors?
A. Virtual machine power off
B. Virtual machine snapshot
C. Virtual machine migration
D. Virtual machine reconfiguration
Which feature is a prerequisite for Proactive High Availability (HA)?
A. vCenter High Availability
B. vSAN Cluster
C. Predictive Distributive Resource Scheduler (DRS)
D. vSphere Distributive Resource Scheduler (DRS)
An administrator is asked to take a snapshot of a virtual machine prior to an application upgrade. The virtual machine has one standard virtual machine disk (VMDK) and one physical mode raw device mapping (RDM) attached. Which statement is true with regard to taking this snapshot?
A. The administrator will be unable to snapshot the RDM.
B. The administrator will be able to snapshot the standard VMDK in independent persistent mode.
C. The administrator will be able to snapshot the RDM in independent persistent mode.
D. The administrator will be able to snapshot both disks.
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?
A. Promiscuous mode
B. Forged transmits
C. MAC address changes
D. Traffic shaping
An administrator wants to enable bandwidth allocation for workloads by using Network I/O Control. What should the administrator configure to accomplish this?
A. Management traffic
B. Virtual machine traffic
C. Load-balancing
D. NIC teaming policy
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?
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.
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?
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
What can an administrator use to partition limited CPU and memory resources between two departments?
A. vSphere distributed switch
B. vSphere High Availability
C. vCenter folders
D. Resource pools
An administrator receives an escalation to investigate a low disk space alarm on a datastore. The administrator discovers that a snapshot has been accidentally taken on a production, write-intensive database server. The snapshot has grown to nearly 1 TB in size in less than an hour and continues growing every second. Which behavior should the administrator expect while deleting the snapshot?
A. ESXi will create a virtual RAM disk to cache ongoing database write activity; performance impact will be limited.
B. ESXi will commit the snapshot delta disk into the base disk; ongoing database write activity could result in long stun times.
C. ESXi will merge the snapshot delta disk into the base disk; the virtual machine will be briefly stunned.
D. ESXi will instantly switch from the base disk to the snapshot delta disk with no performance impact.
What are two supported ESXi boot options? (Choose two.)
A. NFS
B. iSCSI
C. vSAN
D. SAN
E. vSphere Virtual Volumes
Refer to the exhibit.An administrator enables email notifications as shown in the attached alarm. However, notifications are NOT being sent. Where must the mail server settings be configured to resolve this issue?
A. In vCenter Server General settings in the vSphere Client.
B. In the alarm rule definitions
C. In the ESXi host system config for the cluster node hosting the vCenter Server Appliance
D. In Administration settings in the vCenter Server Management Interface
Which two VMware features are supported in a virtual machine using Intel Software Guard Extensions (Intel SGX) technology? (Choose two.)
A. Fault tolerance
B. vSphere vMotion
C. VM encryption
D. Virtual machine suspend and resume
E. Storage I/O Control
Which resource pool setting is used to specify the relative priority or importance as high, normal or low?
A. Limits
B. Reservation type
C. Shares
D. Reservations
What are two pre-requisites for enabling ESXi secure boot? (Choose two.)
A. External Key Management Service
B. vCenter Server 7.0 or greater
C. Trusted Platform Module version 2.0
D. ESXi 6.5 or greater
E. Unified Extensible Firmware Interface (UEFI)
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?
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
An administrator is tasked with planning an upgrade of a VMware vSphere environment to version 7.0. The platform consists of 80 ESXi hosts, logically divided into 10 clusters. The tasks will be completed by another operations team within the company. The hardware is consistent and a single embedded vCenter Server 6.7 appliance is managing the environment. Which statement is true regarding a suitable upgrade approach?
A. The vCenter Server can be upgraded using a pre-configured customized JSON template.
B. The ESXi hosts can only be upgraded using the Graphical User Interface Installer.
C. Auto-deploy must be used to upgrade the large scale environment.
D. A new Platform Services Controller must be deployed first.
An IT department is experiencing random hardware failures that are costing the company money. The CIO is looking for technical support beyond traditional break/fix with enhanced visibility and proactive insights into the environment at no additional cost. Which VMware service meets the needs of the CIO?
A. VMware Global Support Services
B. VMware Premier Support
C. VMware Skyline
D. vRealize Operations Manager
Which two configuration tasks must be performed from the vCenter Server Management Interface? (Choose two.)
A. Add administrator accounts.
B. Add a Network Time Protocol (NTP) server.
C. Add a vCenter Server license.
D. Enable SSH login.
E. Change the logging level.
How many vSphere Trust Authority Clusters can a Trusted Cluster reference?
A. 1
B. 4
C. 8
D. 2
Which feature can an administrator configure to have a copy of critical virtual machines in another cluster?
A. vSphere Storage vMotion
B. vSphere Fault Tolerance
C. vSphere Replication
D. Instant Clone
What is a pre-requisite for configuring virtualization-based security (VBS)?
A. Change the firmware type from UEFI to Legacy BIOS
B. Change the firmware type from Legacy BIOS to UEFI
C. Use Windows Server 2012
D. Use Windows Server 2008 R2
A virtual machine with a single 100 GB virtual machine disk file has a single 20 GB snapshot. The virtual machine is powered off. How much additional free space on the datastore is required to delete the snapshot, committing the snapshot delta disk to the base disk?
A. 0 GB
B. 100 GB
C. 20 GB
D. 120 GB
A single host is manually configured to company standards. Which option would an administrator select to capture this configuration for future use?
A. Extract Host Profile
B. Reset Host Customizations
C. Attach Host Profile
D. Import Host Profile
An administrator adds an additional host to a cluster and is attempting to remediate the configuration with a host profile. Which option would the administrator select on the host before it can be remediated with an existing host profile?
A. Export Host Customizations
B. Export Host Profile
C. Attach Host Profile
D. Copy Settings from Host
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?
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.
What is the minimum number of ESXi hosts required to support vCenter High Availability?
A. 6
B. 3
C. 2
D. 4
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