15891456
Descripción
Test por Roberta Di Perna, actualizado hace más de 1 año
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Creado por Roberta Di Perna
hace más de 5 años
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Pregunta 1
Pregunta
The storage vendor recommends adjusting the Fibre Channel HBA queue depth to resolve a performance problem.
Which esxcli namespace can a vSphere Administrator use to adjust the queue depth?
Respuesta
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esxcli system module parameters
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esxcli storage core device
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esxcli system module set
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esxcli storage core adapter
Pregunta 2
Pregunta
Which statement applies to the vSphere Replication appliance?
Respuesta
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Only one vSphere Replication appliance can be deployed per vCenter Server instance.
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VMware Tools in the vSphere Replication appliance can be upgraded.
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A single vSphere Replication appliance can manage a maximum of 4000 replications.
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vSphere Replication is available only with the vSphere Essentials Plus license.
Pregunta 3
Pregunta
Which three statements are correct regarding booting an ESXi Host from Fibre Channel SAN? (Choose three.)
Respuesta
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Direct connect topology is supported.
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Each host must have its own boot LUN.
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ESXi hosts do not require local storage.
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Multipathing to a boot LUN on an active-passive array is supported.
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Hosts can share one common boot LUN.
Pregunta 4
Pregunta
An administrator sets the Failover Capacity for both CPU and Memory at 25%.
Based on the Exhibit below, how much of the cluster’s total CPU resources are still available to power on additional virtual machines?
Image:
Image (binary/octet-stream)
Respuesta
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45%
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25%
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70%
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60%
Pregunta 5
Pregunta
A security officer has issued a new directive that users will no longer have access to change connected network adapters to limit denial of service on a virtual machine.
Which two correct virtual machine advanced configuration parameters will accomplish this? (Choose two.)
Respuesta
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isolation.device.edit.disable = “FALSE”
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isolation.device.edit.disable = “TRUE”
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isolation.device.connectable.disable = “FALSE”
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isolation.device.connectable.disable = “TRUE”
Pregunta 6
Pregunta
“OneAppServer” is a VM template stored in a content library named “LibraryOne”, but the vSphere administrator is not able to use this template for deployment.
Why is the administrator unable to deploy OneAppServer?
Respuesta
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OneAppServer must be updated before it can be deployed.
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LibraryOne is a subscribed library and OneAppServer is not downloaded yet.
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LibraryOne is published and optimized for syncing over HTTP.
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OneAppServer was imported from a local file on the system.
Pregunta 7
Pregunta
What are two features introduced in Network I/O Control version 3? (Choose two.)
Respuesta
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Bandwidth reservation per traffic type
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Network resource pools
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CoS tagging
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Bandwidth guarantee to virtual machines
Pregunta 8
Pregunta
An administrator has multiple vCenter Server 6.5 systems but cannot enable Storage I/O Control (SIOC) on a datastore shared by ESXi hosts managed by the vCenter Server systems.
Which action should the administrator take to resolve the issue?
Respuesta
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Unmount the datastore and then enable SIOC on the vCenter Server system.
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Configure the datastore to be managed by a single vCenter Server system.
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Configure Storage DRS and then enable SIOC on the vCenter Server system.
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Enable Raw Device Mapping (RDM) on the ESXi hosts.
Pregunta 9
Pregunta
When enabling Storage DRS on a datastore cluster, which three components are enabled as a result? (Choose three.)
Respuesta
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Space load balancing among datastore within the datastore cluster.
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Initial placement for virtual disks based on space and I/O workload.
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I/O load balancing among datastores within the datastore cluster.
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Queue Depth alerting on disks within the datastore cluster.
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Data de-duplication within the datastore cluster.
Pregunta 10
Pregunta
Which three are supported upgrade processes for ESXi host? (Choose three.)
Respuesta
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using vSphere Auto Deploy
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using a TFTP server
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using Update Manager
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using an ESXCLI command
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installing from CIFS share
Pregunta 11
Pregunta
When performing a vCenter Server 5.5 for Windows with Microsoft SQL Server Express database migration to vCenter Server Appliance 6.5, which will be the target database?
Respuesta
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Microsoft SQL Server Express 2012R2
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Microsoft SQL Server Standard 2012R2
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PostgreSQL
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Oracle DB 11g
Pregunta 12
Pregunta
A user is given the “Virtual machine user (sample)” role in a vSphere 6.x environment.
Which three permissions would the user be able to perform? (Choose three.)
Respuesta
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Reset a virtual machine.
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Power on a virtual machine.
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Move a host into a cluster.
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Configure CD media.
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Migrate a virtual machine with Storage vMotion.
Pregunta 13
Pregunta
Which is the maximum number of block devices (LUNs) that are supported by ESXi hosts that are running version 6.5?
Respuesta
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1024
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512
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2048
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256
Pregunta 14
Pregunta
Which three prerequisites must be in place prior to enabling secure boot for a virtual machine? (Choose three.)
Respuesta
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VirtualMachine.Config.Settings privileges
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an encrypted USB drive
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Virtual Hardware version 13 or later
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Virtual Hardware version 12 or later
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EFI firmware
Pregunta 15
Pregunta
Which CLI command shows the physical uplink status for a vmnic?
Respuesta
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esxcli network ip connection list
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esxcli network ip neighbor list
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esxcli network nic get
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esxcli network nic list
Pregunta 16
Pregunta
Which are the two network requirements for a VMware vSAN 6.5 cluster? (Choose two.)
Respuesta
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Multicast must be enabled on the physical switches and routers that handle vSAN traffic.
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vSAN requires IPv6 only.
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All hosts must have a dedicated 40GbE NIC.
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The vSAN network supported IPv4 or IPv6.
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vSAN requires IPv4 only.
Pregunta 17
Pregunta
Which are three supported storage requirements for vCenter Server HA? (Choose three.)
Respuesta
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NFS
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RDM
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vSAN
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VMFS
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JBOD
Pregunta 18
Pregunta
An administrator wishes to enable network port mirroring based on source port. Which feature should be enabled?
Respuesta
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vSphere standard switch port
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ERSPAN
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NSX Virtual Wire
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VLAN
Pregunta 19
Pregunta
Which two permissions are required to migrate a virtual machine with Storage vMotion? (Choose two.)
Respuesta
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Network > Move Network
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Virtual Machine > Inventory > Move
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Resource > Migrate powered on virtual machine
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Datastore > Allocate Space
Pregunta 20
Pregunta
Where would a vSphere administrator find general vCenter Server logs on a vCenter Server Appliance?
Respuesta
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/var/log/vmware/vpxd/
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/var/log/messages
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/etc/vmware-vpx/
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/var/log/vmware/vsan-health/
Pregunta 21
Pregunta
An administrator is attempting to access an ESXi host via the DCUI but is unable to do so.
Which could be two possible causes? (Choose two.)
Respuesta
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The host in question has no out-of-band management capability (i.e. iLO/iDRAC).
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The SSH service is disabled on the host.
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Strict lockdown mode is enabled on the host.
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Normal lockdown mode is enabled and the administrator is a member of the Exception User list.
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The DCUI service is disabled on the host.
Pregunta 22
Pregunta
Which Host Profile Subprofile configuration is used to configure firewall settings for ESXi hosts?
Respuesta
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Advanced Configuration Settings
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General System Settings
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Security
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Networking
Pregunta 23
Pregunta
An administrator sees the following error in the log files:
Lost access to volume 496befed-1c79c817-6beb-oo1ec9b60619 (san-lun-100) due to connectivity issues
Which two events could be the source of the error message? (Choose two.)
Respuesta
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vCenter Server failure
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VXLAN failure
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Disk array failure
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Network failure
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ESXi host failure
Pregunta 24
Pregunta
An administrator has enabled vSphere Distributed Switch Health Check. The hosts connected to that Distributed Switch all display an alert:vSphere Distributed Switch MTU supported status. The administrator has all of the VMkernel ports MTU sizes set to 1600.
Which action will remedy this problem?
Respuesta
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Configure the Distributed Switch to MTU 9100.
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Disconnect and reconnect the physical network cable.
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Configure the physical switch to MTU 1600.
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Disable the Distributed Switch MTU.
Pregunta 25
Pregunta
Which three requirements are needed to apply RAID 5 or RAID 6 erasure coding on a vSAN 6.2 or 6.5 object? (Choose three.)
Respuesta
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on Disk Format 3.0
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Hybrid vSAN
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All Flash vSAN
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vSAN Advanced License
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Stretched Cluster Configurations
Pregunta 26
Pregunta
In vSphere Data Protection 6.1, which is the function of a Backup Verification job?
Respuesta
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None. Backup Verification job is not a feature of vSphere Data Protection
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It is a manual task – Power it on – Verify the guest OS – Check started applications
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It is an automatic process – Restore a virtual machine – Power it on – Verify that the guest OS is booted by communicating with the Backup Verification agent
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It is an automatic process – Restore a virtual machine – Power it on – Verify that the guest OC is booted by detecting the VMware ToolsTM “heartbeats”
Pregunta 27
Pregunta
Which is required for configuring iSCSI Software Adapter network port binding?
Respuesta
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VMkernel of the iSCSI traffic must be load balanced using Route based on IP Hash algorithm.
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VMkernel of the iSCSI traffic must be load balanced using Route based on Source Virtual Port ID algorithm.
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VMkernel of the iSCSI traffic must be load balanced using Route based on Source MAC Hash algorithm.
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VMkernel of the iSCSI traffic must be bound to only one active network adapter.
Pregunta 28
Pregunta
An administrator is trying to vMotion a VM from his datacenter to a recovery site. Which is the maximum allowed RTT (Round-Trip Time) latency between source and destination host?
Respuesta
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100 milliseconds
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150 milliseconds
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15 milliseconds
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10 milliseconds
Pregunta 29
Pregunta
An administrator has recently upgraded from vSphere 6.0 to 6.5, and can no longer see the software iSCSI named vmhba33. Which could be the reason for this?
Respuesta
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The upgrade has changed the vmhba name.
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vSphere 6.5 automates iSCSI configurations.
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vSphere 6.5 no longer supports software iSCSI.
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The upgrade has deleted the vmhba.
Pregunta 30
Pregunta
Which two situations could cause a virtual machine to appear with (orphaned) appended to its name? (Choose two.)
Respuesta
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if a host failover is unsuccessful
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if a virtual machine was removed from vCenter Server’s inventory
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if a virtual machine was deployed from template, and the template has been deleted
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if a virtual machine is unregistered directly on the host
Pregunta 31
Pregunta
The vSphere administrator must change the path selection policy (PSP) to comply with best practices.
Which two interfaces can be used to change the PSP? (Choose two.)
Respuesta
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A. ESXi shell
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B. vSphere Client
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C. ESXi host client
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D. vSphere Web Client
Pregunta 32
Pregunta
A scripted upgrade of ESXi fails due to an incorrect parameter in the upgrade script.
What file must the administrator modify to correct the problem?
Respuesta
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A. vmreconfig.pl
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C. ks.cfg
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B. hostinfo.pl
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D. boot.cfg
Pregunta 33
Pregunta
In what two ways can Storage DRS load balance virtual machines? (Choose two.)
Respuesta
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A. anti-affinity rules
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B. virtual storage controller
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C. guest OS family
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D. I/O latency
Pregunta 34
Pregunta
A VM folder contains VM1 and VM2.
Group A has permission to power on virtual machines, defined on the VM folder and its children.
Group B has permission to power off virtual machine VM2.
If a user is a member of group A and B, what action can the user perform?
Respuesta
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D. Power on and power off VM2.
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C. Power on and power off VM1.
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B. Power off VM1.
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A. Suspend VM2.
Pregunta 35
Pregunta
The networking team has requested to have a dedicated network for iSCSI traffic. This task has been assigned to the vSphere Administrator.
What is the VMware-recommended way to accomplish this?
Respuesta
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D. Define a dedicated gateway for the iSCSI vmkernel.
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C. Create a custom IP Stack.
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B. Configure the right subnet.
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A. Configure Static Routes on each ESXi Server.
Pregunta 36
Pregunta
What two reasons can explain why a host cannot be removed from a vSphere Distributed Switch? (Choose two.)
Respuesta
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D. There are VMkernel network adapters connected to the switch
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C. There are LACP LAGs configured on the switch.
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B. There are blocked ports on the switch.
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A. There are virtual machine network adapters connected to the switch.
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