1V0-21.20 Practice Exam Free – 50 Questions to Simulate the Real Exam

Are you getting ready for the 1V0-21.20 certification? Take your preparation to the next level with our 1V0-21.20 Practice Exam Free – a carefully designed set of 50 realistic exam-style questions to help you evaluate your knowledge and boost your confidence.

Using a 1V0-21.20 practice exam free is one of the best ways to:

• Experience the format and difficulty of the real exam
• Identify your strengths and focus on weak areas
• Improve your test-taking speed and accuracy

Below, you will find 50 realistic 1V0-21.20 practice exam free questions covering key exam topics. Each question reflects the structure and challenge of the actual exam.

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?

A. Select the VM's Summary tab, then view the VM Hardware pane.
B. Select the VM's Summary tab, then view CPU Usage.
C. Select the VM's Monitor tab, then select Overview.
D. Select the VM's Monitor tab, then select Events.
 

Which feature must be enabled to use vSphere Fault Tolerance?

A. vSphere HA
B. vSphere DRS
C. vSphere Replication
D. vSAN
 

Which name identifies a VMkernel port in a virtual networking configuration?

A. vSwitch1
B. VM Network
C. vmnic1
D. vmk1
 

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

A. vSphere Fault Tolerance
B. vSphere vMotion
C. Enhanced vMotion Compatibility
D. vSphere HA
 

Which hardware is required to support Fibre Channel storage?

A. NIC
B. HBA
C. CNA
D. iSCSI adapter
 

Which IP storage is supported on vSphere?

A. vSAN
B. SCSI
C. iSCSI
D. SAN
 

An alarm is triggered in vSphere Client due to a failure of a host in a cluster. The host has not returned to normal state, but the administrator wants to clear the alarm.

Which sequence of steps should the administrator take to accomplish this goal?

A. Host > Monitor > Skyline Health
B. Host > Configure > Alarm Definitions > select an alarm > Delete alarm
C. Host > Monitor > Issues and Alarms > Triggered Alarms > select alarm > select Acknowledge
D. Host > Monitor > Issues and Alarms > Triggered Alarms > select alarm > select Reset to Green
 

Refer to the exhibit:

 

Which statement is true about the access privileges of User 1?

A. User 1 has administrator privileges to all objects in the Test and Dev folder.
B. User 1 has administrator privileges to all VMs in the Production folder.
C. User 1 has read-only privileges to all objects in the Production folder.
D. User 1 has read-only privileges to the Dev01 VM in the Test and Dev folder.
 

What is the purpose of an alarm?

A. It keeps records of system actions and the frequency at which they occur.
B. It notifies about events or conditions that occur with an object in vCenter Server.
C. It represents system activities that do not complete immediately, such as migrating a virtual machine.
D. It records user actions or system actions that occur on objects in vCenter Server or on a host.
 

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 disk usage on the datastore is above 75%.
C. The datastore does not have any free capacity.
D. The datastore usage on disk was reset to green.
 

An administrator is browsing a datastore and notices a file with a .vmtx extension.

What are the contents of this file?

A. Virtual disk characteristics
B. Virtual machine snapshot
C. Template configuration
D. Virtual machine configuration
 

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?

A. Send SNMP traps
B. Run a PowerCLI command
C. Run script
D. Send email notifications
 

A vSphere administrator needs to create an exact replica of a virtual machine as a safeguard prior to changing the virtual machine configuration.

Which vSphere feature accomplishes this requirement?

A. vSphere Fault Tolerance
B. Snapshots
C. vSphere vMotion
D. Cloning
 

What is the default encrypted vSphere vMotion state for virtual machines that are not encrypted?

A. Opportunistic
B. Disabled
C. Required
D. Enabled
 

A vSphere administrator wants to monitor the CPU usage of all virtual machines (VMs) in a specific host cluster using alarms.

Which sequence of actions should the administrator use?

A. Click on the VMs folder and add an alarm.
B. Click on the cluster and add an alarm.
C. Click on the ESXi host and add an alarm.
D. Click on individual VMs and add an alarm.
 

Which configuration setting ensures that virtual networks on a virtual switch are isolated from each other?

A. VLAN ID
B. Port ID
C. Network Label
D. Security Policy
 

On a vSphere Standard Switch, which setting should an administrator configure to improve the networking efficiency by increasing the amount of payload data transmitted with a single packet?

A. VLAN
B. NIC Teaming
C. LACP
D. MTU (Bytes)
 

What is a benefit of VMware vSphere Storage APIs - Data Protection?

A. It allows backup of a virtual machine with a backup agent in the guest OS.
B. It facilitates decentralized, on-host, LAN-free backup of vSphere virtual machines.
C. It increases ESX host resources to do backup processing.
D. It enables centralized, off-host, LAN-free backup of vSphere virtual machines.
 

An administrator needs to separate traffic of virtual machine live migrations from all other traffic.

Which TCP/IP stack meets this requirement?

A. Provisioning TCP/IP stack
B. vMotion TCP/IP stack
C. Fault Tolerance logging TCP/IP stack
D. Management TCP/IP stack
 

A system administrator has to configure several virtual machines for different business units. The administrator needs to enable features that allow overcommitment of resources while adhering to the business requirements and different department performance SLAs.

Which two features should the administrator enable to achieve this goal? (Choose two.)

A. vSphere Fault Tolerance
B. vSphere Resource Pools
C. vSphere High Availability
D. vSphere Storage I/O Control
E. vSphere Distributed Power Management
 

Which hypervisor is a type-1 hypervisor?

A. VMware Fusion
B. VMware Workstation
C. Oracle VM VirtualBox
D. VMware ESXi
 

Which vSphere DRS setting determines how aggressive vSphere DRS will be when recommending migrations to improve VM happiness?

A. Automation Level
B. Migration Threshold
C. Virtual Machine Automation
D. Predictive DRS
 

A system administrator opened a technical support trouble ticket and was asked to provide the suspended virtual machine's memory contents.

Which file from the virtual machine directory will the system administrator need to upload to technical support?

A. vm.vmdk
B. vm.log
C. vm.vmss
D. vm.vmx
 

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

A. 95%
B. 70%
C. 15%
D. 50%
 

A VSphere operator can only configure up to two virtual CPUs when deploying a new virtual machine (VM).

 

What is the cause of this situation?

A. The selected ESXi host has only 2 CPUs
B. The selected cluster is not in DRS mode.
C. VMs support a maximum of 2 CPUs.
D. The compatibility selected is ג€ESXi 6.5 and laterג€.
 

An administrator is asked to copy a single hard disk from one datastore to another.

Which virtual machine file type should the administrator select?

A. vmss
B. vswp
C. vmdk
D. vmx
 

Which vSphere component centralizes automated patch and version management for clusters, ESXi, drivers and firmware, Virtual Hardware, and VMware Tools?

A. vSphere Lifecycle Manager
B. vSphere DRS
C. Content Library
D. VMware Cloud Foundation
 

Which VMware feature would an administrator configure to migrate VMs using vSphere vMotion between ESXi hosts with different underlying CPU architectures?

A. vSphere Storage DRS
B. Enhanced vMotion Compatibility (EVC)
C. vSphere HA
D. VMware Fault Tolerance
 

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 occur after the update.

Which steps should be used in the vSphere Client to meet this requirement?

A. Right click on the VM > Clone > Clone to Template
B. Right click on the VM > Clone > Clone to Virtual Machine
C. Right click on the VM > Migrate
D. Right click on the VM > Snapshots > Take Snapshot
 

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

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

Which software-defined, object-based storage solution provides shared storage for vSphere clusters without using traditional external storage?

A. NFS
B. vVOLs
C. iSCSI
D. vSAN
 

Which file system protocol is supported by vSphere?

A. SAN
B. vSAN
C. iSCSI
D. NFS
 

A vSphere operator finds this error message:

Device or filesystem with identifier [naa.1234567890] has entered the All Paths Down state.

What should the operator conclude from this error message?

A. A host failed, and automated recovery of affected VMs is expected.
B. A storage device is inaccessible and is expected to become available.
C. A host is inaccessible, and migration of affected VMs is expected.
D. A storage device has failed and is not expected to become available.
 

Which two block storage protocols are supported on vSphere? (Choose two.)

A. SAN
B. SMB
C. NFSv4.1
D. iSCSI
E. NFSv3
 

An administrator is concerned that a VM has high ballooning activity and needs to check the default display of the Advanced Performance pane in the vSphere

Client to confirm this activity.

Which view should the administrator choose in the default display?

A. Power
B. Network
C. Virtual disk
D. Memory
 

An administrator wants to ensure that a copy of a virtual machine can still power up on another data center during a disaster.

Which feature meets this requirement?

A. vSphere High Availability
B. vMotion
C. Fault Tolerance
D. vSphere Replication
 

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

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

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

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

Which problem is solved by migrating virtual machines (VMs) using vSphere vMotion?

A. The names of the VM files that do not match the inventory name of the VM.
B. A vSphere cluster that needs to be upgraded without any VM downtime.
C. A problem that occurred during VM patching and a roll-back is needed.
D. Heavy storage traffic and latency that are concentrated in a few datastores.
 

Which feature allows an administrator to implement master copies of virtual machines to create ready-for-use virtual machines?

A. Custom Attributes
B. Snapshots
C. Templates
D. Resource Pools
 

Which vSphere component provides continuous availability for mission-critical virtual machines so users experience no loss of data and no interruption in service during a host failure?

A. vSphere Fault Tolerance
B. vSphere vMotion
C. vSphere Replication
D. vSphere HA
 

An administrator needs to migrate a powered off virtual machine to another cluster with no shared storage.

Which option should the administrator select for a successful migration?

A. Change compute resource only
B. Change both compute resource and storage
C. Migrate virtual machine(s) to a specific datacenter
D. Change storage only
 

Which cluster file system is used by ESXi hosts to store virtual machines?

A. SMB
B. VMFS
C. NFS
D. SCSI
 

Which storage protocol is supported by vSphere?

A. NFS
B. SMB
C. CIFS
D. FTP
 

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

A. NFS
B. VMFS
C. RDM
D. vVols
 

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

What is the purpose of the VMware Tools balloon driver?

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

Which feature helps maintain zero data loss when a VM on an ESXi server fails unexpectedly?

A. Fault Tolerance
B. vSphere High Availability
C. Storage vMotion
D. vMotion
 

Refer to the exhibit:

 

Which statement is true about the access privileges of User 2?

A. User 2 has no access to all objects in the Production folder and Test and Dev folder.
B. User 2 has access to all objects in the Production folder and no access to Dev01, Dev02, and Dev03.
C. User 2 has virtual machine power user privileges to Prod04-3.
D. User 2 has virtual machine power user privileges to all VMs in the Production folder.
 

A vSphere operator discovers a storage problem with the following PDL error message:

Permanently inaccessible device :naa.1234567890 has no more open connections.

What should the operator conclude from this error message?

A. A storage device is disconnected, but it can be reconnected by a host reboot.
B. A storage device has failed and is expected to become available.
C. A storage device has failed and is not expected to become available.
D. A storage device is disconnected, but it is treated as a transient issue.