最新的VMware Data Center Virtualization認證 1V0-21.20PSE考試題庫

問題1

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

A. vVols

B. NFS

C. VMFS

D. RDM

正確答案: C

問題2

Which two block storage protocols are supported on vSphere?

A. SAB

B. NFSv4.1

C. NFSv3

D. SMB

E. ISCSI

正確答案: A,E

問題3

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

A. Disk usage by the virtual machine

B. Network usage by the virtual machine

C. Network bandwidth on the host

D. Storage bandwidth on the host

正確答案: C

問題4

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. Configure port mirroring

B. Configure Load Balancing

C. Add more memory to the ESXI hosts

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

正確答案: D

問題5

A vSphere cluster running a virtual machine with VMware HA and
DRS enabled in fully automated mode is experiencing a catastrophic host
failure.
Which action can the administrator expect DRS to take?

A. It move the VM to a host in the same cluster with enough resources
after the HA restart.

B. It will move the VM to a host on a different cluster with enough
resources after the HA rstart.

C. It will pro-actively move the virtual machine to a different cluster.

D. It will pro-actively move the virtual machine to a different host.

正確答案: A

問題6

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. NIC Teaming

B. VLAN

C. MTU (Bytes)

D. LACP

正確答案: C

問題7

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 ESXi host is connected to another VDS.

B. The VDS is configured with ingress traffic shaping.

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

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

E. Virtual machine network adapters are faulty.

正確答案: A,D

問題8

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. Enhanced vMotion Compatibility

B. vSphere vMotion

C. vSphere Fault Tolerance

D. vSphere HA

正確答案: C

問題9

What does it mean if a virtual machine (VM) has a high RDS score?

A. It has poor performance in the current host.

B. It requires access to more resource as soon as possible.

C. Its resource requirements are met most of the time.

D. It is in conflict over access to a shared resource.

正確答案: B

問題10

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.

正確答案: B

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