Free Practice Questions for VMware 1V0-21.20 Exam

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

• Promiscuous Mode set to Reject
• Promiscuous Mode set to Accept
• Forged Transmits set to Accept
• Forged Transmits set to Reject

A vSphere administrator sees the alarm:vSphere HA virtual machine failed to failoverThis occurred for virtual machines (VMs) in a cluster with vSphere High Availability (HA) enabled. The guest operating system on the VMs did not report a power failure.What is a possible cause of this event?

• The host is still running but has disconnected from the network.
• The VMs cloning operations did not complete.
• A reboot of vCenter Server impacted vSphere HA.
• The VMs encountered an error during migration using vSphere vMotion.

Which feature provides a mechanism for a virtual machine to revert toa previous configuration state?

• vSphere HA
• Storage I/O Control
• Snapshots
• Bus Sharing

Which two characteristics describe vSphere HA?

• vSphere HA restarts VMs if their host becomes isolated in the management network.
• In response to datastore accessibility failures, vSphere HA restarts VMs on unaffected hosts.
• vSphere HA performs load balancing across the hosts in a cluster to prevent resources contention
• By Keeping a secondary VM running at all times, vSphere HA protects VMs from data loss.
• When vCenter Server experiences downtime, vSphere HA restarts VMs on unaffected hosts.

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

• ISCSI
• vSAN
• NFS
• vVOLS

A company has a few virtual machines running software XYZ thatonly support the current CPU type. With hardware refresh, the companywants leverage the new processor features for all VMs except for VMsRunning software XYZ.Which feature meets this requirement?

• Per-VM EVC
• vSphere High Availability
• Cluster-Level EVC
• vSphere vmotion

Which hardware is required to support Fibre Channel storage?

• ISCSI adapter
• HBA
• CNA
• NIC

Which piece of information does vSphere DRS consider whenmaking decisions about which host to place a virtual machine?

• Network bandwidth on the host
• Disk usage by the virtual machine
• Storage bandwidth on the host
• Network usage by the virtual machine

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?

• Network
• Power
• Memory
• Virtual disk

An administrator must ensure that virtual machines have their initial placement performed automatically and that migration recommendations are displayed but not applied.Which vSphere DRS Automation Level should the administrator use?

• Aggressive
• Manual
• Partially Automated
• Fully Automated