2V0-621D - VMware Certified Professional 6 - Data Center Virtualization Delta Beta
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What will occur if the .nvram file is deleted from a powered off virtual machine?
The .nvram file will get created the next time the virtual machine is powered on.
An administrator is observing slow performance of the vCenter Inventory Service and observes the entries from the wrapper.log file: Exception in thread "tomcat-exec-2" java.lang.OutOfMemoryError: Java heap spaceException in thread "http-bio-0.0.0.0-10443-Acceptor-0" java.lang.OutOfMemoryError: Java heap space What should the administrator do to resolve the problem?
Increase the memory resources of the vCenter Server.
After deploying a vSphere Platform Services Controller (PSC), an administrator is unable to install vCenter Server. The error displayed is: Could not contact Lookup Service. Please check VM_ssoreg.log. Which two actions can be taken to correct this problem? (Choose two.)
Verify that the clocks on the host machines running the PSC, vCenter Server, and the vSphere Web Client are synchronized.
Ensure that there is no firewall blocking port 7444 between the PSC and vCenter Server.
After successfully adding a new ESXi 6.x host to vCenter Server, an administrator sees it as Not Responding in the vSphere Web Client interface a few minutes later. If the issue is caused by a network firewall blocking traffic, which port must be opened to correct this specific problem?
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 failed upgrade from vCenter Server version 5.x to version 6.0 produces the following error: [00800 error 'Default'] Database version id '600' is incompatible with this release of VirtualCenter. What is the cause of the upgrade failure?
There was a database schema upgrade failure during the installation.
Which three Authorization types are valid in vSphere? (Choose three.)
Group Membership in vsphere.local
An administrator is unable to see performance statistics for only the Past Week performance data. The vCenter Server is using a Microsoft SQL Server Database. What are three likely causes contributing to this issue? (Choose three.)
Performance statistics are turned off.
The Past Day rollup job is not present.
The stats_rollup_1_proc is not present.
An administrator has a virtual machine configured with the following settings: Which two actions must the administrator take in order to utilize vNUMA? (Choose two.)
Upgrade to Virtual Hardware version 8.
Configure numa.vcpu.min to 5
Which two statements are true regarding iSCSI adapters? (Choose two.)
Software iSCSI adapters require vmkernel networking.
Independent Hardware iSCSI adapters offload processing from the ESXi host.
An administrator connects to an ESXi 6.x host console in order to shutdown the host. Which option in the Direct Console User Interface would perform this task?
Press the F12 key
An ESXi 6.x host in the vCenter Server inventory has disconnected due to an All Paths Down (APD) situation. An administrator has corrected the APD issue on the host, but it still remains disconnected. What action should the administrator take next?
Select Restart Management Agents from the DCUI.
Which two are valid compliance results that indicate the need to apply a Host Profile? (Choose two.)
An administrator has upgraded a Distributed vCenter Server environment from 5.5 to 6.0. What is the next step that should be taken?
vCenter Inventory Service must be manually stopped and removed.
An administrator is troubleshooting a virtual machine that has unexpectedly powered off. Which two logs should be used to troubleshoot the issue? (Choose two.)
An administrator observes that virtual machine storage activity on an ESXi 6.x host is negatively affecting virtual machine storage activity on another host that is accessing the same VMFS Datastore. Which action would mitigate the issue?
Enable Storage IO Control.
An administrator is upgrading a vCenter Server Appliance and wants to ensure that all the prerequisites are met. What action must be taken before upgrading the vCenter Server Appliance?
Install the Client Integration Plug-in.
What is the compression algorithm used by vSphere Replication to compress data at the source?
An administrator is unable to upgrade a vCenter Server Appliance from version 5.1 Update 2 to version 6.0. What is a likely reason for this?
vCenter Server Appliance 6.0 does not support upgrades from version 5.1 Update 2.
Which group in the vsphere.local domain will have administrator privileges for the VMware Certificate Authority (VMCA)?
Which two features are deprecated in Network I/O Control 3 (NIOC3)? (Choose two.)
Class Of Service (COS) Tagging
User-defined network resource pools
What command line utility can be used to upgrade an ESXi host?
An administrator is deploying ESXi 6.x hosts using Auto Deploy and wants the image profile to be available, even after closing and opening a new PowerCLI window. Which command can be used to ensure that image profiles are preserved across PowerCLI sessions?
An administrator is troubleshooting a performance problem with a virtual machine (VM). The VM and ESXi host configuration is as follows: 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?
Set the Advanced Parameter numa.vcpu.preferHT = TRUE in the virtual machine configuration file.
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: ESXi host: Which two options would alleviate the observed performance problem for Email-Prod? (Choose two.)
Enable the advanced parameter Numa.AutoMemAffinity.
Enable CPU affinity to separate 2 vCPUs for each NUMA node.
Which two scenarios could cause Storage DRS to be disabled on a Virtual Disk (VMDK)? (Choose two.)
The VMDK is an independent disk.
The virtual machine has vSphere Fault Tolerance enabled.
Which two solutions require Physical Mode Raw Device Mapping (RDM)? (Choose two.)
Direct access to the storage array device
Guest Clustering across ESXi hosts
An administrator has decided to create 10 ESXi 6.x hosts via Auto Deploy for a new Test/Dev cluster. The hosts are configured to obtain their networking configuration via DHCP. Which Direct Console User Interface option should the administrator use to renew the DHCP lease for the hosts?
Restart Management Network
Which three components should an administrator select when configuring vSphere permissions? (Choose three.)
An administrator is having a problem configuring Storage I/O Control on a Datastore. Which two conditions could explain the issue? (Choose two.)
A host is running ESXi 4.0.
An ESXi host does not have appropriate licensing.
What is the minimum Virtual Hardware version required for vFlash Read Cache?
Which two reasons would prevent Storage Distributed Resource Scheduler (SDRS) from operating on a datastore? (Choose two.)
The datastore has Storage I/O Control disabled.
The datastore is connected to an unsupported host.
The command esxcli network vm list displays four virtual machines connected to the Production vSwitch. Within the vSphere Web Client, five virtual machines are seen. What explains this behavior?
The fifth virtual machine is currently powered off.
An administrator notices that a Windows virtual machine is using 95% CPU in Task Manager. Which two actions should be taken to resolve this issue? (Choose two.)
Increase the CPU Shares on the resource pool where the virtual machine resides.
Increase the CPU limit on the resource pool where the virtual machine resides.
What three supported methods can be used to upgrade a host from ESXi 5.x to ESXi 6.x? (Choose three.)
vSphere Update Manager
vSphere Auto Deploy
An administrator is configuring virtual machines to use Worldwide Port Names (WWPNs) to access the storage. Which two conditions are required? (Choose two.)
The switches in the fabric must be N-Port ID Virtualization aware.
The virtual machines must be using passthrough Raw Disk Mapping (RDMp).
Which two statements are true regarding Virtual SAN Fault Domains? (Choose two.)
They enable Virtual SAN to tolerate the failure of an entire physical rack.
Virtual SAN ensures that no two replicas are provisioned on the same domain.
Deletion of an NFS datastore generates the following error: Sysinfo error on operation returned the following status: Busy Which step can be performed that will allow the deletion to complete successfully?
Storage vMotion any virtual machines on the datastore to another location.
An administrator tries to run esxtop to troubleshoot CPU performance issues, but no output is displayed. How can the issue be resolved?
In esxtop, press f and place an asterisk next to each field that should be displayed.
An administrator uses the df -h command and notices that an NFS datastore is reporting a capacity of 0 Bytes. What condition would cause this to occur?
The NFS server on which the datastore resides is down.
An administrator created a six node Virtual SAN cluster, created a fault domain, and moved three of the six nodes into that domain. A node that is a member of the fault domain fails. What is the expected result?
The remaining two fault domain members are treated as failed.
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?
Regenerate the SSL certificates.
An administrator tries to capture network traffic for a virtual machine, but cannot see the expected traffic in the packet capture tool. Which step can resolve the problem?
Enable Promiscous Mode on the relevant port group.
An administrator decides to change the root password for an ESXi 6.x host to comply with the company's security policies. What are two ways that this can be accomplished? (Choose two.)
Use the Direct Console User Interface to change the password.
Use the passwd command in the ESXi Shell.
Which keystore would a vSphere Replication administrator use to manually add an additional Certificate Authority certificate?
When troubleshooting a performance related issue, an administrator sees the following warning message on an ESXi Console: Significant imbalance between NUMA nodes detected. Performance may be impacted. Which action should the administrator take to correct this problem?
Ensure that the RAM modules are evenly balanced between processor sockets in the physical server.
An administrator is creating a new Content Library. It will subscribe to another remote Content Library without authentication enabled. What information from the published library will they need in order to complete the subscription?
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?
An administrator needs two vCenter Servers to be visibile within a single vSphere Web Client session. Which two vCenter Server and Platform Services Controller (PSC) configurations would accomplish this? (Choose two.)
Install a single PSC with two vCenter Servers registered to it.
Install two PSCs in the same Single Sign-On domain with one vCenter Server registered to each PSC.
An administrator is performing a silent automatic update of VMware Tools on a Windows virtual machine. What syntax needs to be entered into the Advanced Options box?
s /v "/qn" /l "c:\Windows\filename.log"