VMware Certified Professional 6 - Data Center Virtualization Delta - 2V0-621D Exam Practice Test

An administrator is able to manage an ESXi 6.x host connected to vCenter Server using the vSphere Web Client but is unable to connect to the host directly.
Which action should the administrator take to correct this behavior?

Which condition would cause a vCenter Server installation to fail when installing on a Windows virtual machine?

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.)

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.)

An administrator has configured Network I/O Control to support bandwidth allocation to a group of virtual machines running on a vSphere 6.x HA/DRS Cluster.
Which two conditions would cause DRS to migrate one of these virtual machines to another host in the cluster? (Choose two.)

An administrator is upgrading an ESXi 5.5 host to ESXi 6.x and gets the following error:
MEMORY_SIZE
What does this indicate?

An administrator enables High Availability (HA) on a Virtual SAN cluster.
There are four vmkernel port groups with the following IP addresses assigned: -Management: 192.168.12.10 -vMotion: 192.168.13.10 -Virtual SAN: 192.168.14.10 -Fault TolerancE. 192.168.15.10
Which IP address will HA use for traffic?

An administrator has migrated a vCenter Server Appliance from version 5.5 to version 6.x. During the migration, the administrator selected DHCP for the appliance and obtained a hostname from the DHCP server. The administrator adjusts the hostname after the migration and uses a static IP and hostname.
What should the administrator do immediately after this change to prevent service failures?

What is the maximum number of snapshot instances in vSphere Replication that can be configured to recover a virtual machine at a specific point in time?

Attempting to update an ESXi 6.x host using the following command: esxcli software vib update -d update.zip
Generates the following error:
Could not download from depot at /tmp/index.xml, skipping (('/tmp/index.xml', '', "[Errno 4] IOError: <urlopen error [Error 2] No such file or directory: '/tmp/index.xml'>")) url = /tmp/index.xml
What action should be taken to correct the problem?

What are two limitations of Link Aggregation Control Protocol (LACP) on a vSphere Distributed Switch? (Choose two.)

An administrator subscribes to the vCloud Air Disaster Recovery service.
Which replicated objects can be directly monitored and managed?