VMware 5V0-21.20 問題集

質問 1：
Which must be configured by a Kubernetes user allow for dynamic provisioning of container volumes in vSAN using storage policies?
A. StorageClass
B. ReplicaSet
C. ReplicationController
D. Pod
正解：A

質問 2：
What is the key factor when sizing the Witness Host for a vSAN Stretched Cluster?
A. number of vCPUs within the Witness appliance
B. number of maximum components supported
C. size of the ESXi boot drive to account for metadata
D. size of the cache tier within the witness appliance
正解：A

質問 3：
A storage administrator Is consolidating 2 data centers running on an HCI platform. There is a single site deployment of VMs running on the HCI platform with vSAN encryption. The administrator would like to protect data using replication and has these tools available:
*vSphere replication
*VM encryption
*VMware vSAN
Considering the scenario, which statement is correct?
A. If source VMs have encrypted disks, the target storage policy cannot include a VM encryption rule.
B. If a source VM has encrypted disks, the VM storage policy must be encrypted.
C. If VMs have encrypted disks, the VM storage policy has a choice of encrypted or not encrypted.
D. Encrypted VM disks are not supported with VMware vSAN, only encrypted vSAN datastores.
正解：D

質問 4：
Refer to the exhibit.

D18912E1457D5D1DDCBD40AB3BF70D5D
A vSAN Cluster stretched across Data Site 1 and Data Site 2 has a vSAN data network configured with an MTU of 9000. The witness node has been placed in a remote site across a WAN with an MTU of 1500. The vSAN health check, 'vSAN: MTU check (ping with large packet size) , reports a failed ping.
What two actions could resolve the issue? (Choose two.)
A. Reduce the MTU from 9000 to 1500 on all vSAN VMkernel interfaces.
B. Configure proper routing from data sites to the witness across the WAN.
C. Reconfigure the VLAN of the witness traffic to be identical to data nodes.
D. Stretch L2 traffic from WAN to both data sites.
E. Reconfigure WAN link to support an MTU of 9000.
正解：A,E

質問 5：
A vSAN disk group contains one cache drive and four capacity drives. A drive that belongs to this disk group has failed. The entire disk group containing the failed drive Is offline.
What are two possible reasons the entire disk group Is offline? (Choose two.)
A. Deduplication and compression is enabled on the cluster.
B. The failed drive is configured as a cache drive for the disk group.
C. Data-at-rest encryption is enabled for the disk group.
D. RAID-5/6 (Erase Coding) is one of the failure tolerance methods in use.
E. Two capacity dnves in the disk group are offline.
正解：D,E

質問 6：
Three-months ago, an administrator deployed vReahze Operations Manager from vCenter to manage his newly deployed four-node vSAN 6.7 All-Flash cluster. What must the administrator do to continue using vRealize Operations Dashboards for vSAN?
A. Reconfigure the vSAN cluster.
B. Reconfigure the vRealize Operations Manager.
C. Apply the correct license to the vSAN cluster.
D. Upgrade vRealize Operation Manager.
正解：C

質問 7：
An administrator is planning to upgrade from vSAN 6.6 to a newer version. Which is recommended for this upgrade?
A. Perform a rolling upgrade of the hosts via vSphere Update Manager after upgrading vCenter.
B. From the command line, turn multicast off in order to migrate to unicast mode.
C. vSAN VASA Providers must be changed to be internally managed prior to the upgrade.
D. Certificates used by VASA must be upgraded on vSphere prior to the upgrade.
正解：A

質問 8：
Which two storage policy changes require a full rebuild of all components for an object? (Choose two.)
A. Increase the number of disk stripes for an object from 2 to 3.
B. Disable object checksum on an object.
C. Reduce the Primary Failures to Tolerate from 2 to 1 for an object using a failure tolerance method of RAID-1 (Mirroring).
D. Change the failure tolerance method of an object from RAID-1 (Mirroring) to RAID-5 (Erasure Coding).
E. Increase the IOPS limit for an object.
正解：C,D