VMware VMware Certifications 1V0-21.20 Questions & Answers

• Question 61:

  A vSphere administrator is unable to remove an ESXi host from a vSphere Distributed Switch (VDS). Which two reasons could have caused this issue?

  A. The VDS is configured with ingress traffic shaping.

  B. Virtual machines network adapters on the host are connected to the switch

  C. Virtual machine network adapters are faulty.

  D. The ESXi host is connected to another VDS.

  E. The ESXi host had VMkernel adapters assigned to the switch.

  Correct Answer: BD

• Question 62:

  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

  Correct Answer: B

• Question 63:

  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. vSphere vMotlon

  C. Cloning

  D. Snapshots

  Correct Answer: D

• Question 64:

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

  A. VMFS

  B. SCSI

  C. NFS

  D. SMB

  Correct Answer: A

• Question 65:

  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

  Correct Answer: B

• Question 66:

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

  A. ISCSI

  B. vSAN

  C. NFS

  D. vVOLS

  Correct Answer: B

• Question 67:

  An administrator has configured a Linux virtual machine and found that it does not have network connectivity. The administrator notices this when trying to ping the default gate way and nothing comes back. The administrator needs to verify that the guest operating system is configured properly.

  What is the first step that the administrator should take to meet this goal?

  A. Ping an outside source to see if you get a response

  B. Verify that VMware Tools has been loaded on the guest operating system

  C. Check that the virtual network adapter is present and enabled

  D. Confirm the link status of the virtual switch

  Correct Answer: C

• Question 68:

  Which configuration setting prevents a packet sniffing program from analyzing network packets on the virtual switch?

  A. Promiscuous Mode set to Reject

  B. Promiscuous Mode set to Accept

  C. Forged Transmits set to Accept

  D. Forged Transmits set to Reject

  Correct Answer: B

• Question 69:

  An administrator notices a virtual machine named vm01 is missing from the inventory, but the configuration files can be located.

  Which file should the administrator click on to register the VM?

  A. vm01.vmdk

  B. vm01.vmsd

  C. vm01vmx

  D. vm01.nvram

  Correct Answer: C

• Question 70:

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

  A. vSphere HA

  B. vSphere vMotion

  C. vSphere Fault Tolerance

  D. vSphere DRS

  Correct Answer: A