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2V0-621D Exam Questions - Online Test


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Q1. An administrator needs to recover disk space on a previously-used thin provisioned virtual disk. The volumes where the administrator needs to recover the disk blocks are on VAAI- compliant storage arrays.

Which two actions should the administrator take accomplish this task? (Choose two.)

A. Perform a Storage vMotion to another volume in order to force free space recovery to occur. This recreates the volume in a new location and recovers all unused space.

B. Use VMware Converter to migrate the virtual machine to a new datastore. This will recreate the volumes and recover all unused space.

C. Issue the vmkfstools -vmfs unmap command within the VMFS volume directory on the ESXi host console.

D. Execute the esxcli storage vmfs unmap command.

Answer: B,D

Q2. An administrator has been instructed to secure existing virtual machines in vCenter Server.

Which two actions should the administrator take to secure these virtual machines? (Choose two.)

A. Disable native remote management services

B. Restrict Remote Console access

A. C. Use Independent Non-Persistent virtual disks

D. Prevent use of Independent Non-Persistent virtual disks

Answer: B,D

Q3. An administrator is concerned about possible vCPU over-commitment for an ESXi 6.x host.

Which two Performance Counters should be reviewed in the vSphere Web Client Performance Charts to confirm if there is contention on the host? (Choose two.)

A. Wait

B. Ready

C. Core Utilization

D. Co-Stop

Answer: B,D

Q4. An administrator notices that there is an all paths down (APD) event occurring for the software FCoE storage.

What is a likely cause?

A. Spanning Tree Protocol is enabled on the network ports.

B. Spanning Tree Protocol is disabled on the network ports.

C. Spanning Tree Protocol is enabled on the storage processors.

D. Spanning Tree Protocol is disabled on the storage processors.

Answer: A

Q5. An administrator is upgrading an ESXi 5.5 host to ESXi 6.x and gets the following error: MEMORY_SIZE

What does this indicate?

A. Insufficient memory on the ESXi host to complete the upgrade.

B. Insufficient memory for Auto Deploy to complete the upgrade.

C. Insufficient memory in vCenter Server to complete the upgrade.

D. Insufficient memory for Update Manager to complete the upgrade.

Answer: A

Q6. Which two features are available for virtual machines configured with DirectPath I/O? (Choose two.)

A. Fault Tolerance

B. Suspend and Resume

C. Virtual Symmetric Multi-Processing (vSMP)

D. Virtual Non-Uniform Memory Access (vNUMA)

Answer: C,D

Q7. Users are reporting CPU related performance problems on the virtual machine Email-Prod throughout the day.

The resource settings for the VM and the ESXi host the VM is running on are shown below: VM:

✑ Email-Prod

✑ vCPUs: 4

✑ Memory: 96GB

ESXi host:

✑ CPU: 2 x 8 Core Processors

✑ Memory: 128GB

✑ NUMA architecturE. 2 Nodes

Which two options would alleviate the observed performance problem for Email-Prod? (Choose two.)

A. Enable the advanced parameter Numa.PageMigEnable.

B. Enable the advanced parameter Numa.AutoMemAffinity.

C. Enable CPU affinity to separate 2 vCPUs for each NUMA node.

D. Enable CPU affinity to bind all vCPUs to one NUMA node.

Answer: B,C

Q8. Refer to the Exhibit.

Refer to the Exhibit. The list of devices attached to vmhba1 will be the basis for configuring a VMware Virtual SAN using Manual Mode.

Based on the exhibit, which two combinations of devices should be used to create Disk Group(s)? (Choose two.)

A. One Disk Group with one Flash Drive and three HDDs

B. Two Disk Groups with one Flash Drive and two HDDs each

C. One Disk Group with one Flash Drive and four HDDs

D. Two Disk Groups with two Flash Drives and four HDDs each

Answer: A,B

Q9. An administrator creates a custom ESXi firewall rule using an XML file, however the rules do not appear in the vSphere Web Client.

Which action should the administrator take to correct the problem?

A. Load the new rules using esxcli network firewall reload.

B. Load the new rules using esxcli network firewall refresh.

C. Verify the entries in the XML file and then reboot the ESXi host.

D. Remove the ESXi host from the inventory and add it back.

Answer: B

Q10. An administrator wants to set a non-default isolation address of 192.168.1.2 for High Availability.

Which advanced setting would accomplish this task?

A. Das.isolationaddress0=192.168.1.2

B. Das.useisolationaddress0=192.168.1.2

C. Das.defaultisolationaddress0=192.168.1.2

D. Das.haisolationaddress0=192.168.1.2

Answer: A