1V0-21.20 Online Practice Questions and Answers

Which file system protocol is supported by vSphere?

A. NFS

B. iSCSI

C. SAN

D. vSAN

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 occure after the update.

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

A. Right click on the VM > Migrate

B. Right click on the VM >Snapshots > take Snapshot

C. Right click on the VM > Clone to Template

D. Right click on the VM > Clone to virtual Machine

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

A. 50%

B. 95%

C. 70%

D. 15%

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

A. VMFS

B. SCSI

C. NFS

D. SMB

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

A. vMotion

B. Fault Tolerance

C. Storage vMotion

D. vSphere High Availability

An administrator is migrating 100 virtual machines from one ESXi Host to another. The current lGigE network cards are only migrating four virtual machines simultaneously.

Which action should the administrator take to increase that number to eight?

A. Add more memory to the ESXI hosts

B. Add a 10GigE network card to each ESXI host

C. Configure port mirroring

D. Configure Load Balancing

Which two guest operating systems are supported when a virtual machine must be deployed?

A. iOS

B. Microsoft Windows

C. Android

D. MacOS

E. T/TOS (tandem Transactional OS)

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 vMotion

B. Enhanced vMotion Compatibility

C. vSphere Fault Tolerance

D. vSphere HA

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

Permanently inaccessible device:naa.6000eb31dffc33a0000000000000063 has no more open connections What should the operator conclude from this error message?

A. A storage device is disconnected, bit it is treated as a transient issue.

B. A storage device has failed and is not expected to become available.

C. A storage device has failed and is expected to become available.

D. A storage device is disconnected, but it can be reconnected by a host reboot.

Which two configuration options can only be enabled on distributed switches?

A. NetFlow

B. Port Mirroring

C. NIC Teaming

D. Load Balancing

E. VLAN IDs