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CITRIX 1Y0-A26 EXAM QUESTIONS & ANSWERS

Number: 1Y0-A26Passing Score: 800Time Limit: 120 minFile Version: 38.7

CITRIX 1Y0-A26 EXAM QUESTIONS & ANSWERS

Exam Name: Citrix XenServer 6.0 Administration

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Exam A

QUESTION 1When starting up a XenServer from SAN, the BIOS of the ___________ contains the instructions that enable the host to find the boot disk. (Choose thecorrect option to complete the sentence.)

A. host machineB. array controllerC. host bus adapterD. network interface card

Correct Answer: CSection: (none)Explanation

QUESTION 2An administrator is setting up the XenServer hosts in an environment to boot from SAN. In which BIOS would the administrator go to enable XenServerto boot from SAN?

A. HostB. Array controllerC. Network interface cardD. Primary host bus adapter

Correct Answer: DSection: (none)Explanation

QUESTION 3Scenario: An administrator notices a duplex mismatch on the network interface card (NIC) which is configured as the management interface. Theadministrator realizes that the switch was set to 100 full, but XenServer auto-configured the NIC to 100 half, autoneg=on. How can the administratorensure the XenServer host does NOT auto-configure the NIC in the future?

A. Change the NIC properties in the xsconsole.B. Use the xe pif-configure-ip command to disable auto-configuration.C. Use the xe pif-param-set command to set other-config:ethtool-autoneg=off.D. Assign a new NIC to the management interface within the XenCenter Network tab.



Explanation/Reference:For interactive and self-paced preparation of exam 1Y0-A26, try our practice exams. Practice exams also include self assessment and reportingfeatures! www.selftestengine.com

QUESTION 4Scenario: An administrator is moving a XenServer host from the New York datacenter to the London datacenter. During the installation of XenServer,the default NTP settings were selected. How must the administrator ensure that the XenServer host has the correct time settings?

A. Configure the time in the host BIOS.B. Configure the time zone in the ntp.conf file.C. Change the time zone using the xsconsole.D. Change the NTP servers to the London NTP servers.


QUESTION 5Scenario: An administrator is adding a new host to a XenServer resource pool. XenServer is already installed on the host, but the NTP server settingsare configured incorrectly on the host. Which file can the administrator edit to adjust the NTP server settings on the new XenServer host?

A. /etc/ntp.confB. /etc/ntp/keysC. /etc/init.d/ntpdD. /etc/ntp/step-tickers

Correct Answer: ASection: (none)Explanation



QUESTION 6Scenario: An administrator is planning to upgrade the RAM in a XenServer host. Due to business restrictions, the host must be shut down during normalbusiness hours. High availability is enabled in the XenServer resource pool. Which step does the administrator need to take before shutting down theXenServer host to allow the virtual machines to run after the host is shut down?

A. Disable high availability.B. Export the virtual machines.C. Place the host in maintenance mode.D. Copy the virtual machines to another host.


QUESTION 7An administrator needs to run commands to specify __________ to configure email alerts at the host level. (Choose the correct option to complete thesentence.)

A. alarm_priority on the hostB. alarm_priority on the virtual machineC. the sender email address and SMTP serverD. the recipient email address and SMTP server


QUESTION 8An administrator needs to authenticate all users when they log into the XenServer pool using their Windows credentials. What is the first step theadministrator must take to achieve this?

A. Join the XenServer pool to the domain.B. Add each user to the Users tab in XenCenter.C. Create a XenServer user group within Active Directory.


D. Create Active Directory accounts for the XenServer users.


QUESTION 9Scenario: An administrator configured XenServer Role Based Access Control (RBAC) to authenticate using Active Directory. Using RBAC, theadministrator must grant Level 2 Support users with permission to start and stop virtual machines. Which two steps must the administrator take to grantLevel 2 Support users virtual machine permissions? (Choose two.)

A. Assign a role to the subject.B. Add an Active Directory group to the pool.C. Assign XenServer permissions to a group.D. Add users and their roles to the authorized list of users.

Correct Answer: ABSection: (none)Explanation

QUESTION 10An administrator was given new security rules and now needs to remove specific permissions from the users in the VM Admin Role Based AccessControl group. How can the administrator remove the specific permissions from the VM Admin user group?

A. Reset the VM Admin user group back to the default permissions.B. Delete the registry key that applies to the specific permissions that need to be removed.C. Run the xe subject-role-remove uuid=<subject UUID> role-name=vm.pool_migrate XenServer command.D. Remove the specific permissions from the Active Directory user group associated with the VM Admin user group.


QUESTION 11Scenario: An administrator is planning to introduce 100 new virtual machines into the environment. The administrator plans to use XenServer templatesand duplication mechanisms. What must the administrator consider when deciding between the full copy and fast clone duplication mechanisms?


A. A template needs to be copied before it can be fast cloned.B. A virtual machine that is duplicated using the full copy method may impact disk performance.C. A virtual machine that is duplicated using the fast cloned method may impact disk performance.D. A template created on local storage can be duplicated by using the full copy method by any host in the pool.



QUESTION 12An administrator cloned a template into a virtual machine and then converted it back into a template. Which action must be performed on the disks torestore expected levels of disk performance?

A. Run SysPrepB. Complete a full copyC. Execute a fast cloneD. Suspend before cloning

Correct Answer: BSection: (none)Explanation

QUESTION 13An administrator needs to export a virtual machine to an NFS share mounted on a XenServer host. Which xe CLI command does the administratorneed to execute from a remote machine to perform the virtual machine export?

A. xe vm-export -h <hostname> filename=<pathname_of_file>B. xe vm-export -h <hostname> -u <root> -pw <password> vm=<vm_name>C. xe vm-export -h <hostname> -u <root> -pw <password> filename=<pathname_of_file>D. xe vm-export -h <hostname> -u <root> -pw <password> vm=<vm_name> filename=<pathname_of_file>

Correct Answer: D


Section: (none)Explanation


Exam B

QUESTION 1Scenario: An administrator is working with a production resource pool and a test resource pool. The administrator needs to move three virtual machinesfrom the test resource pool into the production resource pool. Which action must the administrator take to meet the requirements of the scenario?

A. Drag the three virtual machines from the test resource pool to the production resource pool.B. Convert the three virtual machines to templates and deploy the templates into the production resource pool.C. Copy the three virtual machines and import the copies of the virtual machines into the production resource pool.D. Export the three virtual machines as backups and import the virtual machines into the production resource pool.



QUESTION 2Scenario: An administrator is creating a vDisk image of a physical Windows server using XenConvert. This vDisk is going to be used by multiple targetdevices in Standard Image mode. Which two steps does the administrator need to take to prepare the Windows server for physical-to-virtualconversion? (Choose two.)

A. Disable Windows Autoplay.B. Enable Windows Automount.C. Put the server in Standby mode.D. Format the hard disk drive of the server.


QUESTION 3Scenario: An administrator is creating a vDisk image of a physical Windows server using XenConvert. This vDisk is going to be used by multiple targetdevices in Standard Image mode. What does the administrator need to do during the physical-to-virtual conversion to increase the vDisk performance?


A. SysPrep the vDisk.B. Optimize the vDisk.C. Run the Windows server in Safe mode.D. Defragment the physical hard disk before conversion.


QUESTION 4Which two CLI commands will correctly restart a virtual machine? (Choose two.)

A. xe vm-start vm=<vm_name>B. xe vm-reboot vm=<vm_name>C. xe vm-reboot uuid=<vm_UUID>D. xe vm-reset-powerstate vm=<vm_name> -force

Correct Answer: BCSection: (none)Explanation


QUESTION 5Scenario: An administrator needs to add a new server to an existing pool in a remote datacenter. The administrator has NO access to XenCenter.Which command does the administrator need to use to prepare a XenServer host before adding it to a heterogeneous resource pool?

A. host-cpu-listB. host-sync-dataC. host-param-setD. host-set-cpu-features

Correct Answer: DSection: (none)


Explanation

QUESTION 6An administrator needs to create a resource pool of XenServer hosts. Which two options are required of each host to create a homogeneous resourcepool? (Choose two.)

A. Shared storageB. Same vendor and CPU typeC. XenServer Advanced License or higherD. Same version of XenServer and hotfixes installed

Correct Answer: BDSection: (none)Explanation


QUESTION 7Scenario: In preparation for adding a new iSCSI SAN to the environment, an administrator needs to separate the storage traffic from the XenServermanagement traffic. The host is connected to the iSCSI SAN on the 192.168.30.0/24 subnet using NIC 3. What must the administrator create toseparate the storage network traffic?

A. A bonded networkB. An external networkC. A management interfaceD. A single-server private network




QUESTION 8Scenario: An administrator needs to upgrade the current XenServer environment to version 6.0. The current XenServer environment consists of 20production virtual machines running mission-critical applications. When is it appropriate for the administrator to use the rolling pool upgrade wizard inthis environment?

A. When upgrading from XenServer 5.5 or earlierB. When high availability is enabled in the current environmentC. When virtual machines in the current environment need to keep runningD. When the current environment contains a SAN adapter for the StorageLink storage repository


QUESTION 9Scenario: An administrator needs to add memory modules to all hosts in a pool. The pool consists of three XenServer hosts with high availabilityenabled. High availability is able to tolerate one host failure. Which action must the administrator take to ensure that another host will be assigned aspool master before the current pool master memory is upgraded?

A. Disable multipathing.B. Put the XenServer host into maintenance mode.C. Run the xe host-emergency-ha-disable command.D. Run the xe pool-emergency-transition-to-master command.



QUESTION 10Scenario: An administrator realizes that the XenServer pool master has experienced an unrecoverable issue and crashed over the weekend. High


availability is currently disabled. Which command must the administrator run on the XenServer CLI of a pool member to recover the XenServer pool?

A. xe pool-ha-enableB. xe pool-recover-slavesC. xe pool-designate-new-masterD. xe pool-emergency-transition-to-master



QUESTION 11Scenario: An administrator needs to install Windows Server 2008 R2 on a new virtual machine. The Windows Server 2008 R2 ISO file is located on aWindows share. Which storage repository does the administrator need to create to be able to mount the ISO file to the new virtual machine?

A. CIFSB. iSCSIC. NFS ISOD. StorageLink


QUESTION 12Scenario: A XenServer host has a Fibre Channel adapter which is connected to the corporate SAN. The SAN Administrator created a new LUN andpresented it to the XenServer host. Which storage repository type does the administrator need to use to be able to create virtual machines on the LUN?

A. Local LVMB. EXT3 VHDC. Hardware HBAD. Software iSCSI




QUESTION 13Scenario: The SAN Administrator provided an NFS share for the XenServer Administrator to use. The share name is NfsLun01 and is located at192.168.0.53. Which format must the administrator use to connect to the share?

A. 192.168.0.53:/NfsLun01B. \192.168.0.53\NfsLun01C. 192.168.0.53:3260\NfsLun01D. http://192.168.0.53/NfsLun01



Exam C

QUESTION 1Scenario: An administrator of a XenServer resource pool is running multiple XenDesktop virtual machines. To reduce the amount of network trafficbetween the host and network storage, the administrator enabled IntelliCache. Which type of storage repository must the administrator use in thisscenario?

A. HBAB. LVMC. EXT3D. iSCSI


QUESTION 2Scenario: An administrator is deploying a XenDesktop environment and would like to make use of XenServer IntelliCache on an existing host to improveperformance. The environment is configured with local, iSCSI, and NFS ISO storage repositories (SRs). NO virtual machines are on the host. Whatmust the administrator do before IntelliCache can be enabled?

A. Create a new LUN on the iSCSI SR and enable thin provisioning.B. Convert the existing NFS ISO SR to NFS VHD with thin provisioning enabled.C. Destroy the existing LVM local SR and replace it with a thin provisioned EXT3 SR.D. Format the existing iSCSI SR with the EXT2 file system and enable thin provisioning.



QUESTION 3Scenario: An administrator installed a new storage repository for use by a XenServer pool. The administrator needs to enable multipathing to connect tothe new storage device. What does the administrator need to enable to meet the requirements of the scenario?


A. High availabilityB. Maintenance modeC. Workload balancingD. Virtual machine protection policy


QUESTION 4Scenario: An administrator has three servers in a pool each containing three physical network interface cards (NICs). Currently NIC 0 is used formanagement, NIC 1 for virtual machine traffic, and NIC 2 for storage traffic. Which network type must the administrator create to access multipleVLANs for virtual machine traffic?

A. BondedB. ExternalC. Cross-server privateD. Single-server private



QUESTION 5Scenario: An administrator needs to configure a private network between virtual machines on two hosts in a pool using XenCenter. However, the optionto select the appropriate network type is NOT available. Which XenServer component must the administrator use to enable the correct network type?

A. NIC bondB. DVS controllerC. XenServer ToolsD. DWLB appliance



QUESTION 6Scenario: An administrator needs to add two new XenServer hosts to an existing pool. Before adding a host to the pool, the administrator created anetwork bond on the pool master. Which CLI command must the administrator run to replicate the bond on the new hosts?

A. xe pool-joinB. xe bond-createC. xe network-createD. xe pool-param-set



QUESTION 7Scenario: An administrator has added a new provisioning server to an existing farm. The store is on a separate file server. What does the administratorneed to configure to have existing virtual machines use the Stream Service from the new provisioning server?

A. vDisk storeB. TFTP ServiceC. DHCP optionsD. Bootstrap options


QUESTION 8


An administrator configured a Provisioning services environment that consists of three provisioning servers for use with the DHCP/PXE boot process.To configure the stream server boot list, the administrator needs to add the IP address __________ in order to include the three provisioning servers.(Choose the correct option to complete the sentence.)

A. of each server to the ARDBP32.BIN fileB. and the name of each server in the lmhosts fileC. of each server in the TFTP options of the DHCP serverD. and the name of each server in the hosts file on all of the provisioning servers


QUESTION 9Scenario: An administrator CANNOT use the PXE boot method with the Provisioning services environment because of network limitations. The targetdevices are running on a XenServer host. How can the administrator configure the target devices to start up using Provisioning services?

A. Configure the BIOS bootstrap on the server.B. Edit the bootstrap file on the provisioning server.C. Set the target device to start up from the hard disk.D. Create a bootstrap disk with Boot Device Manager.


QUESTION 10Which two DHCP options must an administrator configure for a target device to start up without PXE using a bootstrap file? (Choose two.)

A. 64B. 65C. 66D. 67

Correct Answer: CDSection: (none)Explanation


QUESTION 11An administrator is deploying Provisioning services in a XenServer environment. Which DHCP option must the administrator enable so that the targetdevice will retrieve the boot file by name from the TFTP server?

A. 64B. 65C. 66D. 67


QUESTION 12Scenario: An administrator has to configure a small scale, isolated Provisioning services test environment. The administrator has placed a non-Microsoft DHCP server on the same server as Provisioning services, which is running the PXE Service. Which DHCP option must the administratorconfigure to enable PXE functionality?

A. 60B. 64C. 66D. 67


QUESTION 13Which item in the Provisioning Services Console will the administrator need to configure to add a machine account from the Active Directory domain?

A. FarmB. vDiskC. ServerD. Target Device

Correct Answer: DSection: (none)


Explanation

QUESTION 14Which item in the Provisioning Services Console will the administrator need to configure to delete a machine account from the Active Directory domain?

A. FarmB. vDiskC. ServerD. Target Device




Exam D

QUESTION 1An administrator notices that the target device is NOT starting from a newly created vDisk, but other target devices using different vDisks are working.Which action can the administrator take to correct this issue?

A. Restart the Stream Service.B. Enable streaming on the vDisk.C. Reset the Active Directory machine account password.D. Change the vDisk access mode to Private Image mode.


QUESTION 2An administrator needs to configure a Provisioning services environment for Microsoft volume license management. Which properties could theadministrator configure to accomplish this task?

A. FarmB. vDiskC. ServerD. Target device


QUESTION 3Scenario: An administrator is in charge of distributing streamed Windows desktops to users using Provisioning services. Users have reported that theyCANNOT access any printers while using the streamed desktops. The administrator has confirmed local printers are installed in the base image.What could be causing this issue?

A. Printer drivers are NOT configured.B. Network printers are NOT assigned to the users.C. Active Directory printers are assigned to the users.D. Printer Management is enabled in the vDisk properties.



QUESTION 4A XenServer administrator is updating a shared disk image used by multiple virtual machines. What must the administrator do before updating theshared disk image?

A. Copy CIM.EXE to the vDisk.B. Modify the vDisk cache type.C. Disable streaming of the vDisk.D. Change the vDisk access mode.


QUESTION 5Scenario: An administrator manages an environment with 200 private virtual machine images that need to be updated. Snapshots are NOT being usedand the virtual machines have been customized by the users. Which step must the administrator take to update these images?

A. Enable automatic updates.B. Merge differencing disk files.C. Change the vDisk access mode.D. Update each of the vDisks individually.



QUESTION 6Scenario: An administrator created a single vDisk in the Provisioning Services Console that will be delivered to multiple target devices. The operating


system must save user changes to applications. Which two options did the administrator select while preparing the vDisk? (Choose two.)

A. Private Image modeB. Cache in Device RAMC. Standard Image modeD. Cache on Hard Drive Persistent

Correct Answer: CDSection: (none)Explanation

QUESTION 7An administrator needs to add a new group of similar computers to an existing Provisioning services farm. Which type of resource could theadministrator create in Provisioning services?

A. FarmB. StoreC. Target DeviceD. Device Collection



QUESTION 8An administrator has two datacenters, each of which has its own storage that can only be accessed by hosts that are in the same datacenter. Whatcould the administrator create to ensure that each host can only access its assigned storage?

A. SiteB. StoreC. Target deviceD. Device collection



QUESTION 9An administrator needs to create a template from an existing virtual machine that is installed with Windows Server 2008. The administrator needs to__________ the virtual machine before converting it into a template. (Choose the correct option to complete the sentence.)

A. copyB. exportC. sysprepD. snapshot


QUESTION 10What is the last step required to enable the offline database within Provisioning services?

A. Enable auditing.B. Enable automatic merge.C. Restart the SOAP Service.D. Restart the Stream Service.



QUESTION 11Scenario: An administrator needs to configure a shared storage repository for a XenServer pool. The storage team has provisioned 500 GB of storage


space on a NetApp SAN to be used for the XenServer storage repository. Thin provisioning and data deduplication were defined as requirements for thestorage repository and must be enabled using XenCenter.Which type of storage repository will allow the administrator to meet the specifiedrequirements?

A. NFS VHDB. Hardware HBAC. Software iSCSID. Advanced StorageLink


QUESTION 12Scenario: An administrator purchased a new iSCSI Dell EqualLogic SAN. The administrator is required to configure a new storage repository on theXenServer pool and offload intensive tasks such as LUN provisioning, snapshot and cloning of data to the new SAN. Which type of storage repositorymust the administrator create to meet the requirements of this scenario?

A. NFS VHDB. Hardware HBAC. Software iSCSID. Advanced StorageLink



QUESTION 13An administrator needs to create a network Access Control List for a group of hosts in XenServer. Which Access Control List should the administratorchoose?

A. VM


B. VIFC. GlobalD. Resource Pool


QUESTION 14An administrator needs to throttle traffic from the virtual print server because it has been impacting all virtual machines on the network. On which objectshould the QoS policy be configured?

A. VMB. GlobalC. ServerD. Network



QUESTION 15Scenario: An administrator needs to remove QoS processing from a virtual machine. The virtual machine is experiencing performance issues with webtraffic in a XenServer environment with a global QoS policy applied. Which configuration change should the administrator make to satisfy thisrequirement?

A. Disable inherited QoS policyB. Inherit QoS policy from parentC. Apply a QoS limit of 1000 KbpsD. Disable the VM Access Control List

Correct Answer: A


Section: (none)Explanation

QUESTION 16Scenario: XenServer Pool1 must be configured to provide fault tolerance in case a host fails. Pool1 consists of 10 XenServer hosts.Which commandshould the administrator execute to enable fault tolerance?

A. xe pool-param-addB. xe pool-join name=Pool1C. xe pool-ha-enable name=Pool1D. xe pool-ha-enable heartbeat-sr-uuids=<sr_uuid>



Exam E

QUESTION 1Scenario: An administrator needs to enable high availability for a configured pool. At the last screen in the wizard the administrator notices that themaximum number of server failures that high availability can protect is 0. Click the Exhibit button to view a screenshot of the wizard.

For interactive and self-paced preparation of exam 1Y0-A26, try our practice exams. Practice exams also include self assessment and reportingfeatures! www.selftestengine.com


How can the administrator correct this issue?

A. Update XenCenter.B. Upload a valid XenServer license.C. Configure a heartbeat storage repository.D. Add a second identical XenServer host to the pool.


QUESTION 2An administrator should enable high availability on a XenServer pool when __________. (Choose the correct option to complete the sentence.)

A. additional backup of virtual machines is neededB. workload balancing between servers in a pool is neededC. application(s)/server(s) are accessed 24 hours a day, 7 days a weekD. virtual machines hosted on a pool need access to iSCSI shared storage



QUESTION 3Scenario: An environment, which consists of two XenServer pools, is used to host a web server environment. Pool Two contains only web servers andis used only during peak load. Pool One contains authentication and web servers. An administrator must ensure that access to the web servers isavailable at all times. What is the minimum requirement to achieve this?

A. Enable failover on Pool Two.B. Enable high availability on Pool One.C. Enable workload balancing on Pool Two.D. Enable Active Directory authentication on Pool One.



QUESTION 4What can the administrator create to configure a high availability plan for a group of mission critical virtual machines in a single pool?

A. SiteB. vAppC. FolderD. Secondary Site



QUESTION 5An administrator needs to configure dynamic memory control (DMC) for Microsoft Windows XP SP2 virtual machines in the XenServer pool. What mustthe administrator do before DMC can be configured on the virtual machines?

A. Update the static memory range.B. Upgrade to a XenServer Platinum license.C. Upgrade the virtual machines to Microsoft Windows XP SP3.D. Run the param-name=memory-static - {min, max} command.


QUESTION 6Scenario: An administrator needs to increase the maximum memory range from 1 GB to 2 GB on a virtual machine configured with dynamic memory


control. The virtual machine runs Windows Server 2008, has XenServer tools installed, and it is currently in a running state. What should theadministrator consider prior to adjusting the memory configuration of the virtual machine?

A. The XenServer host needs to have enough available memory.B. XenServer workload balancing needs to be enabled on the host.C. The virtual machine needs to be moved to another resource pool.D. The virtual machine needs to be restarted in order for the changes to take effect.



QUESTION 7Which two policy modes must the administrator apply to implement a XenServer workload balancing policy to help reduce power consumption andenergy costs during all hours? (Choose two.)

A. Maximize DensityB. Fixed OptimizationC. Maximize PerformanceD. Scheduled Optimization


QUESTION 8Which action must an administrator take to configure unattended backups of virtual machine configurations?

A. Schedule virtual machine metadata.B. Schedule a virtual machine snapshot.C. Configure virtual machine protection policies.D. Configure a script for exporting virtual machines.



QUESTION 9Scenario: An administrator needs to ensure that the XenServer pool database in a two-server pool is highly available. However, one of the XenServerhosts has failed and is NOT recoverable. The administrator now must re-establish high availability using a new host. The existing host has taken themaster role. Which step should the administrator take to recover the backup pool information to the new XenServer host and ensure that it is highlyavailable with the existing XenServer master?

A. Add the new host to the existing pool.B. Restore the pool metadata to the new host.C. Restore the pool metadata to the running host.D. Create a new pool and restore the metadata to the new host.



QUESTION 10Scenario: After a host failure, an administrator rebuilt the host and restored the XenServer pool database. However, all virtual machines are registeredas suspended. Which command can the administrator use to correct the situation?

A. xe vm-reboot vm=vm_nameB. xe vm-shutdown vm=vm_nameC. xe vm-unpause vm=vm_name --multipleD. xe vm-reset-powerstate vm=vm_name -force



QUESTION 11An administrator needs to back up the metadata of a XenServer pool on a scheduled basis to replicate to the Disaster Recovery site. Which two stepsmust the administrator take to backup the pool? (Choose two.)

A. Open XenCenter.B. Open the XenServer console.C. Configure scheduled snapshots.D. Select Backup, Restore and Update.E. Select Resource Pool Configuration.

Correct Answer: BDSection: (none)Explanation

QUESTION 12Scenario: An administrator is making changes to a stand-alone XenServer host and has taken it offline. The virtual machines on that host will berestored to another host. The administrator needs to __________the virtual machines to meet the requirements of the scenario. (Choose the correctoption to complete the sentence.)

A. copyB. exportC. protectD. migrate



QUESTION 13Scenario: An administrator is in the process of updating a database server on a virtual machine and would like to preserve its current state in casesomething goes wrong. The virtual machine is being used in a production environment and needs to remain online. What can the administrator do tomeet the requirements of the scenario?


A. Preserve the virtual machine by exporting it to an external drive.B. Enable high availablity to ensure the virtual machine remains online.C. Perform an online backup by taking a snapshot of the virtual machine.D. Make a copy of the virtual machine in case the original needs to be deleted.


QUESTION 14Scenario: A new email virus threat has been publicly announced, but virus definitions are NOT yet available for protection. An administrator managesthe virtual machine hosting the mail server of the company. There are NO redundant mail servers available and mail flow CANNOT be interrupted. Whatcan the administrator do as a preventive tactic?

A. Preserve the virtual machine by exporting it to an external drive.B. Enable high availablity to ensure the virtual machine remains online.C. Make a copy of the virtual machine in case the original gets infected.D. Perform an online backup by taking a snapshot of the virtual machine.




Exam F

QUESTION 1The development team requires that a virtual machine be restored to the state it was on the previous day, but will need parallel access to the currentstate of the virtual machine. What can an administrator do to meet the requirements of the scenario?

A. Revert the virtual machine back to the previous snapshot and start it.B. Create a new virtual machine from the previous snapshot and start it.C. Make a copy of the virtual machine, revert it to the previous snapshot and start it.D. Take a snapshot of the current state of the virtual machine and revert it to the previous snapshot.


QUESTION 2Scenario: An administrator needs to restore a virtual machine from a snapshot. All virtual machines on the XenServer host are stored on a NFS storagerepository. Which two methods can the administrator take to restore the virtual machine? (Choose two.)

A. Use the xe snapshot-revert command.B. Restore the NFS share from a previous snapshot.C. Restore the virtual machine using the XenCenter snapshot module.D. Use the XenServer console's "restore virtual machine metadata" function.

Correct Answer: ACSection: (none)Explanation

QUESTION 3Scenario: An administrator of a pool of XenServers has discovered that NOT all XenServers are showing the same time in the event logs. NTP isconfigured and enabled on all XenServers. The servers are in the same location and use the same NTP server. From the console of each XenServer,which command should the administrator type to determine if the date and time zone of each server is causing the issue?

A. dateB. timeC. timeutilD. tzselect




QUESTION 4Scenario: An administrator is able to connect on some ports of a XenServer and NOT connect on others. The XenServer responds by indicating thatsome of the ports are blocked. The interface in question is the first Ethernet NIC. Which two commands should the administrator run from theXenServer console to find out if any ports are blocked? (Choose two.)

A. ip addr -rB. ethtool -AlC. netreport -rD. iptables -nLE. tcpdump -i eth0

Correct Answer: DESection: (none)Explanation

QUESTION 5Scenario: An administrator configured link aggregation on two switch ports that are connected to the XenServer network interface card (NIC) bond. NOnetwork flow is possible on the NIC bond. How can the administrator resolve this networking issue?

A. Remove the NIC bond.B. Change the NIC bond to active/active.C. Configure link aggregation with failover.D. Remove link aggregation from the switch ports.E. Ensure that the IP address is correct on the NIC bond.



QUESTION 6Scenario: Users are NOT able to log into XenCenter using their Active Directory credentials. The administrator checked to ensure that the XenServerhost exists as a valid computer object in Active Directory. What should the administrator do to ensure that users are able to authenticate successfullyusing XenCenter?

A. Recreate the XenServer host computer object in Active Directory.B. Ensure that the XenServer host and domain controller are in the same time zone.C. Check that the time is synchronized between Active Directory and the XenServer host.D. Set up the correct delegation on the XenServer host computer object in Active Directory.



QUESTION 7An administrator noticed that a storage repository is unable to attach or be repaired in the XenCenter console. Which command can the administratorrun in the XenServer CLI to reconnect the storage repository?

A. xe sr-scanB. xe sr-probeC. xe pbd-plugD. xe pbd-unplug


QUESTION 8An administrator needs to resolve intermittent host issues related to high availability. Which two actions can the administrator take to resolve this issue?(Choose two.)


A. Change storage repositories.B. Implement Disaster Recovery.C. Implement workload balancing.D. Change management networks.

Correct Answer: ADSection: (none)Explanation


QUESTION 9Scenario: An administrator has noticed that all storage repositories in XenCenter are shown as using 0 bytes of space. The administrator hasdetermined that the XAPI database must be in sync with the local VDIs presented on the underlying storage substrate. Which command should theadministrator run to resolve this issue?

A. xe sr-scanB. xe sr-probeC. xe sr-forgetD. xe sr-introduce


QUESTION 10Scenario: An administrator CANNOT use XenCenter to manage an existing XenServer host in a resource pool. The administrator found that theXenServer host CANNOT communicate properly with XAPI. What could be causing the communication issue on the failed host?

A. Dom0 is out of space.B. NTP is NOT configured.C. The root password is unknown.D. The host CANNOT connect to Active Directory.




QUESTION 11An administrator CANNOT use XenCenter to connect to an existing standalone XenServer host that has six virtual machines running. What could becausing this issue?

A. NTP is NOT configured.B. The XAPI Service stopped.C. The XenServer DNS configuration is incorrect.D. Communication with Active Directory has been lost.


QUESTION 12Scenario: An administrator manages a XenServer resource pool consisting of six XenServer hosts. A Windows XP virtual machine runs on a sharedNFS storage repository. The administrator needs to migrate the Windows XP virtual machine to another host but CANNOT. What must theadministrator do to migrate the Windows XP virtual machine?

A. Install XenServer Tools on the virtual machine.B. Suspend and then migrate the virtual machine.C. Enable multipathing on the virtual machine hard drive.D. Place the virtual machine on shared Fibre Channel or iSCSI storage repository.


QUESTION 13


An administrator of a Provisioning services environment notices that several of the target devices that are configured to use a vDisk on the provisioningserver are randomly failing to start and shut down. What should the administrator check to prevent this issue from occurring?

A. The SOAP Service is running.B. High availability is enabled on the vDisks.C. The target devices are configured to start up from hard disk.D. All network switch ports have spanning tree protocol disabled.


QUESTION 14Scenario: An administrator is troubleshooting a Provisioning services environment. After the administrator configured a new version of the vDisk for 10identical target devices all running on the same XenServer host, the administrator discovers that only the first target device started with the new vDiskconfigured. The other nine target devices failed to startup. What is one of the steps the administrator should take to resolve this issue?

A. Configure the PXE Service.B. Configure the bootstrap file.C. Restart the Stream Service.D. Change the vDisk access mode.



QUESTION 15Scenario: A virtual machine that uses Provisioning services is accidentally deleted by an administrator. The administrator creates a new virtual machinefrom the same template that was used to create the virtual machine deleted. However, the virtual machine is NOT able to start up from the vDisk. Whatmust the administrator do to resolve the issue?

A. Assign the correct vDisk to the target device.


B. Reconfigure the target device MAC address.C. Configure the target device to start up from vDisk.D. Create a target device for the new virtual machine.



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