2V0-621 Online Practice Questions and Answers
An administrator is troubleshooting network communications between the vCenter Server and the ESXi 6.x host.
Which log shows the interaction events between these components?
A. /var/log/syslog.log
B. /var/log/hostd.log
C. /var/log/vpxa.log
D. /var/log/fdm.log
When attempting to remove a host from a vSphere Distributed Switch (vDS), an administrator observes the error message:
The resource '16' is in use
What are two reasons why this error would be displayed? (Choose two.)
A. VMkernel network adapters on the vDS are in use.
B. Virtual machine network adapters are connected to the vDS.
C. Network I/O Control has been configured on the vDS.
D. There is active network traffic on the vDS.
An administrator is troubleshooting a performance problem with a virtual machine (VM). The VM and ESXi host configuration is as follows:
1.
The application which runs within the virtual machine is highly sensitive to memory latency, but has low processor utilization.
2.
The virtual machine has 6 vCPUs.
3.
The ESXi host CPU topology has 2 Physical CPU Sockets, each with 8 Logical CPUs.
4.
The ESXi host CPU has Hyper Threading enabled.
The administrator would like to improve CPU performance for this VM. Other VMs on the host have no performance issues. Which action should the administrator take to resolve the issue?
A. Set the Advanced Parameter numa.vcpu.preferHT = TRUE in the virtual machine configuration file.
B. Set the Advanced Parameter numa.vcpu.preferHT = FALSE in the virtual machine configuration file.
C. Set the Advanced Parameter numa.PreferHT = 1 in the ESXi host configuration file.
D. Set the Advanced Parameter numa.PreferHT = 0 in the ESXi host configuration file.
Refer to the Exhibit.
The Prod-DB virtual machine has a VM Override as shown in the Exhibit.
What step, if taken, would require all virtual machines in the cluster to migrate automatically?
A. Deselect the virtual machine from VM Overrides.
B. Add all virtual machines to the VM Overrides.
C. Change Response for Host Isolation to Use Cluster Settings.
D. Change the Automation level to Use Cluster Settings.
An administrator has recently configured HA on a cluster. After reviewing the summary tab on one of the hosts, the warning in Exhibit 1 is displayed:
The administrator proceeds to view the management network port group data shown in Exhibit 2:
The administrator then views the management network vSwitch as shown in Exhibit 3:
Based on the exhibits, which two steps should be taken to ensure redundancy on the management network? (Choose two.)
A. Move vmnic1 to Standby adapters.
B. Add an additional vmknic to the Network Adapters and move it to Active adapters.
C. Set the advanced HA configuration parameter das.ignoreRedundantNetWarning to True.
D. Uncheck the Override Failover Checkbox on the management network port group.
Refer to the Exhibit.
An administrator manages a High Availability (HA)/Distributed Resource Scheduler (DRS)-enabled cluster and has configured the affinity rule shown in the Exhibit.
Which two statements best describe the configuration shown in the exhibit? (Choose two.)
A. HA will not failover Marketing to ESXi hosts that are not in the Host Group.
B. HA will failover Marketing to ESXi hosts that are not in the Host group.
C. DRS will attempt to keep Marketing on the ESXi host 10.21.38.106.
D. DRS will not attempt to keep Marketing on the ESXi host 10.21.28.106.
Which two conditions would prevent an administrator from upgrading an existing vCenter Server Appliance to vSphere 6.x? (Choose two.)
A. The administrator did not export the appliance configuration.
B. The ESXi Host that the appliance will run on has not been placed into Maintenance Mode.
C. The administrator is using an appliance with an embedded Platform Services Controller.
D. The appliance has been configured to use an external Single Sign-On server.
An administrator wishes to give a user the ability to manage snapshots for virtual machines. Which privilege does the administrator need to assign to the user?
A. Datastore.Allocate Space
B. Virtual machine.Configuration.create snapshot
C. Virtual machine.Configuration.manage snapshot
D. Datastore.Browse Datastore
Which two solutions require Physical Mode Raw Device Mapping (RDM)? (Choose two.)
A. Direct access to the storage array device
B. Virtual Machine Snapshots
C. Hardware Acceleration
D. Guest Clustering across ESXi hosts
An administrator wants to allow users to login to the vSphere Web Client using the Use Windows session authentication check box for faster authentication.
Which three requirements must be met for this feature to be available and functional? (Choose three.)
A. Install the vSphere Web Client Integration browser plug-in on the vCenter Server and Platform Services Controller machines.
B. Install the vSphere Web Client Integration browser plug-in on each workstation from where a user will sign in.
C. The users must be signed into Windows using Active Directory user accounts.
D. The administrator must create a valid Identity Source in Single Sign-On for the users domain.
E. The administrator must create a valid Single Sign-On Identity Source using Integrated Windows Authentication.
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