Citrix XenServer 6 - GRATIS EXAM · Exam A QUESTION 1 When starting up a XenServer from SAN, the BIOS of the _____ contains the instructions that enable the host to find the boot

Citrix XenServer 6.0

Number: 1Y0-A26Passing Score: 800Time Limit: 120 minFile Version: 1.0

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CitrixEXAM 1Y0-A26Citrix XenServer 6.0 Administration

Total Questions: 120

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Exam A

QUESTION 1When starting up a XenServer from SAN, the BIOS of the ___________ contains the instructions that enablethe host to find the boot disk. (Choose the correct 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 wouldthe administrator go to enable XenServer to 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 configuredas the management interface. The administrator realizes that the switch was set to 100 full, but XenServerauto-configured the NIC to 100 half, autoneg=on. How can the administrator ensure the XenServer host doesNOT 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 alsoinclude self assessment and reporting features! www.selftestengine.com

QUESTION 4Scenario: To improve performance and increase security, a network team will be moving all XenServer hostsinto a more secure, and high resiliency subnet. The administrator must now change the subnet mask on allXenServer hosts to match the new network: 172.16.0.0/16. Which command will the administrator need to

execute on each host?

A. xe pif-reconfigure-ip uuid= mode=dhcp netmask=255.255.0.0B. xe pif-reconfigure-ip uuid= mode=static netmask=255.255.0.0C. xe pif-reconfigure-ip uuid= mode=dhcp netmask=172.16.0.0/16D. xe pif-reconfigure-ip uuid= mode=static netmask=172.16.0.0/16

Correct Answer: BSection: (none)Explanation

QUESTION 5Scenario: An administrator is moving a XenServer host from the New York datacenter to the Londondatacenter. During the installation of XenServer, the default NTP settings were selected. How must theadministrator 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.


Explanation/Reference:

QUESTION 6Scenario: An administrator is adding a new host to a XenServer resource pool. XenServer is already installedon the host, but the NTP server settings are configured incorrectly on the host. Which file can the administratoredit 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 7An administrator is planning to apply an update that has already been downloaded to a XenServer host inproduction. What is the next step that the administrator needs to take in the update process?

A. Restart the host.B. Generate the UUID for the patch.C. Specify the UUIDs of the host and the patch.D. Shut down, suspend or migrate the virtual machines running on the host.


QUESTION 8An administrator needs to apply an update to a XenServer pool, but needs to control the update path and thevirtual machine migration. What does the administrator need to do to achieve this?

A. Update all hosts in the pool using the xe CLI.B. Use the Install Update wizard to update the pool.C. Update each host individually starting with the pool master.D. Select manual update mode when updating the pool in XenCenter.


QUESTION 9Scenario: An administrator needs to upgrade the memory of a XenServer host. Business requirements statethat this task can only be done during business hours. Which two steps must the administrator take beforeshutting down a XenServer host in an environment that has high availability enabled without affectingperformance? (Choose two.)

A. Disable the host.B. Evacuate the host.C. Reset the pool master.D. Disable high availability.

Correct Answer: ABSection: (none)Explanation


QUESTION 10Scenario: An administrator is planning to upgrade the RAM in a XenServer host. Due to business restrictions,the host must be shut down during normal business hours. High availability is enabled in the XenServer

resource pool. Which step does the administrator need to take before shutting down the XenServer host toallow 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 11Scenario: An administrator is unable to connect to a resource pool in a XenServer environment in which highavailability is enabled. The administrator discovers that the host is unreachable. What does the administratorneed to do to recover the host?

A. Run the pool-disable command, then the host-shutdown command and then restart the host.B. Run the pool-disable command, then run the pool-emergency-reset-master command and restart the host.C. Run the emergency-ha-disable command, then once the host is restarted, run the pool-ha-enable

command.D. Run the host-evacuate command, then restart the host and run the pool-emergency-transition-to- master

command.


QUESTION 12Scenario: In an environment with high availability enabled, an administrator discovered that a host isunreachable in a XenServer pool. The administrator disabled high availability in order to make the hostreachable. Which xe CLI command can the administrator run to make the host reachable again?

A. host-disableB. host-evacuateC. pool-designate-new-masterD. pool-emergency-reset-master



QUESTION 13An administrator needs to run commands to specify __________ to configure email alerts at the host level.(Choose the correct option to complete the sentence.)

A. alarm_priority on the host

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


QUESTION 14An administrator needs to authenticate all users when they log into the XenServer pool using their Windowscredentials. What is the first step the administrator 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 15What must be true in order to integrate Active Directory authentication with a XenServer host?

A. LDAP port 389 is open for inbound traffic to the XenServer host.B. The Active Directory administrator account is created locally on the XenServer host.C. The same DNS server is used for both the Active Directory server and the XenServer host.D. RAS authentication is used for communication between the Active Directory server and the XenServer host.



QUESTION 16Scenario: An administrator configured XenServer Role Based Access Control (RBAC) to authenticate usingActive Directory. Using RBAC, the administrator must grant Level 2 Support users with permission to start andstop virtual machines. Which two steps must the administrator take to grant Level 2 Support users virtualmachine 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 17An administrator was given new security rules and now needs to remove specific permissions from the users inthe VM Admin Role Based Access Control group. How can the administrator remove the specific permissionsfrom 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 18Scenario: An administrator is planning to introduce 100 new virtual machines into the environment. Theadministrator plans to use XenServer templates and duplication mechanisms. What must the administratorconsider 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 19An administrator cloned a template into a virtual machine and then converted it back into a template. Whichaction must be performed on the disks to restore expected levels of disk performance?

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


QUESTION 20An administrator needs to export a virtual machine to an NFS share mounted on a XenServer host. Which xe

CLI command does the administrator need to execute from a remote machine to perform the virtual machineexport?

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>


Exam B

QUESTION 1Scenario: An administrator is working with a production resource pool and a test resource pool. Theadministrator needs to move three virtual machines from the test resource pool into the production resourcepool. 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. ThisvDisk is going to be used by multiple target devices in Standard Image mode. Which two steps does theadministrator need to take to prepare the Windows server for physical-to-virtual conversion? (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. ThisvDisk is going to be used by multiple target devices in Standard Image mode. What does the administratorneed 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 4

Which 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 manages four XenServer hosts in a resource pool. To increase capacity, theadministrator purchased one new host, which is a different CPU model, but from the same manufacturer. Theadministrator CANNOT add the new server to the existing pool. What does the administrator need to use toforce the host to join the existing pool?

A. Command lineB. Maintenance ModeC. Add to Pool WizardD. Add Server Wizard


QUESTION 6Scenario: An administrator needs to add a new server to an existing pool in a remote datacenter. Theadministrator has NO access to XenCenter. Which command does the administrator need to use to prepare aXenServer host before adding it to a heterogeneous resource pool?

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


QUESTION 7An administrator needs to create a resource pool of XenServer hosts. Which two options are required of eachhost to create a homogeneous resource pool? (Choose two.)

A. Shared storageB. Same vendor and CPU type

C. XenServer Advanced License or higherD. Same version of XenServer and hotfixes installed

Correct Answer: BDSection: (none)Explanation


QUESTION 8Scenario: An administrator needs to create a single resource pool containing six XenServer hosts. All hostshave the same CPU manufacturer, but different CPU model. Which two host parameters need to be the sameacross all hosts to create a heterogeneous resource pool? (Choose two.)

A. Time zoneB. Usable memoryC. Installed hotfixesD. XenServer version

Correct Answer: CDSection: (none)Explanation

QUESTION 9Scenario: A XenServer pool consists of two XenServer hosts that each have four network interface cards(NICs). The first two NICs form a bond that is used for management and virtual machine network traffic. Theother two NICs are unused. The administrator notices that the system is using all available network bandwidthand iSCSI disk performance is being affected. Which network type could the administrator create to move thestorage traffic to one of the unused NICs?

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


QUESTION 10Scenario: In preparation for adding a new iSCSI SAN to the environment, an administrator needs to separatethe storage traffic from the XenServer management traffic. The host is connected to the iSCSI SAN on the192.168.30.0/24 subnet using NIC 3. What must the administrator create to separate the storage networktraffic?

A. A bonded networkB. An external networkC. A management interface

D. A single-server private network



QUESTION 11Scenario: An administrator needs to upgrade the current XenServer environment to version 6.0. The currentXenServer environment consists of 20 production virtual machines running mission-critical applications. Whenis it appropriate for the administrator to use the rolling pool upgrade wizard in this 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 12An administrator needs to upgrade the existing XenServer pool consisting of four hosts to version 6.0. Whencan the administrator use the rolling pool upgrade wizard?

A. When upgrading from XenServer 5.6 or laterB. When XenServer workload balancing is enabledC. When the XenServer installation media is unavailableD. When there are at least three XenServer hosts in the pool


QUESTION 13Scenario: An administrator needs to add memory modules to all hosts in a pool. The pool consists of threeXenServer hosts with high availability enabled. High availability is able to tolerate one host failure. Which actionmust the administrator take to ensure that another host will be assigned as pool master before the current poolmaster 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.

Correct Answer: BSection: (none)

Explanation


QUESTION 14An administrator needs to perform maintenance on a XenServer host that is the pool master and that has highavailability enabled. Which two commands would the administrator have to use to prepare the XenServer hostfor maintenance? (Choose two.)

A. host-disableB. host-evacuateC. host-shutdown-agentD. host-management-disableE. host-emergency-ha-disable


QUESTION 15Scenario: An administrator needs to change the pool master to prepare for maintenance activities during theevening. High availability is currently enabled. Using the XenCenter Console, what must the administrator do tochange the pool master?

A. Disable high availability.B. Configure workload balancing.C. Enable virtual machine protection policy.D. Enter maintenance mode on the pool master.


QUESTION 16Scenario: An administrator realizes that the XenServer pool master has experienced an unrecoverable issueand crashed over the weekend. High availability is currently disabled. Which command must the administratorrun 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


Explanation/Reference:For interactive and self-paced preparation of exam 1Y0-A26, try our practice exams. Practice exams also

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QUESTION 17Scenario: An administrator needs to install Windows Server 2008 R2 on a new virtual machine. The WindowsServer 2008 R2 ISO file is located on a Windows share. Which storage repository does the administrator needto create to be able to mount the ISO file to the new virtual machine?

A. CIFSB. iSCSIC. NFS ISOD. StorageLink


QUESTION 18Scenario: A XenServer pool consists of two XenServer hosts. Both hosts have three network interface cards(NICs). One NIC will be used to connect to a new shared storage LUN. The administrator needs to be able tomigrate virtual machines from one XenServer host to the other. What does the administrator need to select inXenCenter to make this LUN available to both XenServers?

A. CIFSB. NFS ISOC. Hardware HBAD. Software iSCSI


QUESTION 19Scenario: A XenServer host has a Fibre Channel adapter which is connected to the corporate SAN. The SANAdministrator created a new LUN and presented it to the XenServer host. Which storage repository type doesthe administrator need to use to be able to create virtual machines on the LUN?

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



QUESTION 20Scenario: The SAN Administrator provided an NFS share for the XenServer Administrator to use. The sharename is NfsLun01 and is located at 192.168.0.53. Which format must the administrator use to connect to theshare?

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. Toreduce the amount of network traffic between the host and network storage, the administrator enabledIntelliCache. Which type of storage repository must the administrator use in this scenario?

A. HBAB. LVMC. EXT3D. iSCSI


QUESTION 2Scenario: An administrator is deploying a XenDesktop environment and would like to make use of XenServerIntelliCache on an existing host to improve performance. The environment is configured with local, iSCSI, andNFS ISO storage repositories (SRs). NO virtual machines are on the host. What must the administrator dobefore 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 administratorneeds to enable multipathing to connect to the new storage device. What does the administrator need to enableto meet the requirements of the scenario?

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


QUESTION 4Scenario: An administrator needs to ensure that all virtual machine traffic transmits over a specified VLAN. The

XenServer host has two network interface cards, one for management and the other for virtual machine traffic.Which network type must the administrator create on a XenServer host to allow access to the specified VLAN?

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


QUESTION 5Scenario: An administrator has three servers in a pool each containing three physical network interface cards(NICs). Currently NIC 0 is used for management, NIC 1 for virtual machine traffic, and NIC 2 for storage traffic.Which network type must the administrator create to access multiple VLANs for virtual machine traffic?




QUESTION 6Scenario: An administrator needs to isolate network communication between two virtual machines on differentXenServer hosts in the same pool. The existing network features 1 GB switches, which do NOT supportVLANS. Which network type must the administrator select to meet the requirements of the scenario?



QUESTION 7Scenario: An administrator needs to configure a private network between virtual machines on two hosts in apool using XenCenter. However, the option to select the appropriate network type is NOT available. WhichXenServer component must the administrator use to enable the correct network type?

A. NIC bond

B. DVS controllerC. XenServer ToolsD. DWLB appliance




QUESTION 8Scenario: An administrator needs to add two new XenServer hosts to an existing pool. Before adding a host tothe pool, the administrator created a network bond on the pool master. Which CLI command must theadministrator run to replicate the bond on the new hosts?

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



QUESTION 9Scenario: An administrator is installing Provisioning services on a new server. DHCP and PXE servers arealready configured. Which option must the administrator select during the initial Provisioning servicesconfiguration to configure the PXE Service?

A. Microsoft DHCPB. Other BOOTP or DHCP ServiceC. Provisioning services BOOTP ServiceD. The service that runs on another computer


QUESTION 10Scenario: An administrator has added a new provisioning server to an existing farm. The store is on a separate

file server. What does the administrator need to configure to have existing virtual machines use the StreamService from the new provisioning server?

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


QUESTION 11An administrator needs to reconfigure the stream server boot list following a server failure. How could theadministrator ensure the replacement server is included in the stream server boot list?

A. Restart the Stream Service.B. Enable Automatic vDisk updates.C. Update the target device "Boot From" setting.D. Add the IP address of the new server to the ARDBP32.bin file.



QUESTION 12An administrator configured a Provisioning services environment that consists of three provisioning servers foruse with the DHCP/PXE boot process. To configure the stream server boot list, the administrator needs to addthe IP address __________ in order to include the three provisioning servers. (Choose the correct option tocomplete 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 13Scenario: An administrator CANNOT use the PXE boot method with the Provisioning services environmentbecause of network limitations. The target devices are running on a XenServer host. How can the administratorconfigure 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 14Scenario: An administrator configures a bootstrap file with the Manage Boot Devices Utility. The administratorwants to make sure that the target devices in use start successfully. These target devices use drivers that haveseveral timing and startup issues. Which option must the administrator select during the creation of thebootstrap file to correct these issues?

A. Verbose ModeB. Interrupt Safe ModeC. Network Recovery MethodD. Advanced Memory Support



QUESTION 15Which two DHCP options must an administrator configure for a target device to start up without PXE using abootstrap file? (Choose two.)

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


QUESTION 16An administrator is deploying Provisioning services in a XenServer environment. Which DHCP option must theadministrator enable so that the target device will retrieve the boot file by name from the TFTP server?

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

Correct Answer: D

Section: (none)Explanation

QUESTION 17Scenario: An administrator is installing Provisioning services which uses PXE for starting virtual machines.DHCP is installed and configured in the environment. What additional component is required for the PXEenvironment to start a virtual machine?

A. TFTPB. BootPC. SOAP ServiceD. Boot Device Manager



QUESTION 18Scenario: An administrator has to configure a small scale, isolated Provisioning services test environment. Theadministrator has placed a non-Microsoft DHCP server on the same server as Provisioning services, which isrunning the PXE Service. Which DHCP option must the administrator configure to enable PXE functionality?

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


QUESTION 19Which item in the Provisioning Services Console will the administrator need to configure to add a machineaccount from the Active Directory domain?

A. FarmB. vDiskC. ServerD. Target Device


QUESTION 20Which 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 targetdevices 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 licensemanagement. Which properties could the administrator configure to accomplish this task?

A. FarmB. vDiskC. ServerD. Target device


QUESTION 3Scenario: An administrator is delivering Windows virtual machines using Provisioning services. Theadministrator needs to reduce the impact on Provisioning services disk consumption as well as maintain useroperating system modifications. Which cache mode must be used in this scenario?

A. Cache on ServerB. Cache in Device RAMC. Cache on Server PersistedD. Cache on Device Hard Drive Persisted



QUESTION 4Scenario: An administrator is in charge of distributing streamed Windows desktops to users using Provisioningservices. Users have reported that they CANNOT access any printers while using the streamed desktops. Theadministrator 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 5A XenServer administrator is updating a shared disk image used by multiple virtual machines. What must theadministrator do before updating the shared 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 6Scenario: An administrator manages an environment with 200 private virtual machine images that need to beupdated. Snapshots are NOT being used and the virtual machines have been customized by the users. Whichstep 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 7Scenario: An administrator created a single vDisk in the Provisioning Services Console that will be delivered tomultiple target devices. The operating system must save user changes to applications. Which two options didthe administrator select while preparing the vDisk? (Choose two.)

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


QUESTION 8An administrator needs to modify an application contained within a vDisk that is currently being used by multipletarget devices. Which option must the administrator select on the vDisk in order to modify the application?

A. Cache on ServerB. Private Image modeC. Standard Image modeD. Cache on Device Hard Disk


QUESTION 9An administrator needs to add a new group of similar computers to an existing Provisioning services farm.Which type of resource could the administrator create in Provisioning services?

A. FarmB. StoreC. Target DeviceD. Device Collection



QUESTION 10An administrator has two datacenters, each of which has its own storage that can only be accessed by hoststhat are in the same datacenter. What could the administrator create to ensure that each host can only accessits assigned storage?

A. SiteB. StoreC. Target deviceD. Device collection


QUESTION 11

An administrator needs to create a template from an existing virtual machine that is installed with WindowsServer 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 12What 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 13Scenario: An administrator is configuring a distributed Provisioning services farm, which will span six remotesites. All remote sites are connected by WAN links and the Provisioning services SQL database in the maindatacenter. Which option could the administrator configure to achieve high availability of Provisioning servicesduring a network outage?

A. Database MirroringB. vDisk Load BalancingC. Offline Database SupportD. Provisioning Server high availability


QUESTION 14Scenario: An administrator needs to configure a shared storage repository for a XenServer pool. The storageteam has provisioned 500 GB of storage space on a NetApp SAN to be used for the XenServer storagerepository. Thin provisioning and data deduplication were defined as requirements for the storage repositoryand must be enabled using XenCenter.Which type of storage repository will allow the administrator to meet thespecified requirements?

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


QUESTION 15Scenario: An administrator purchased a new iSCSI Dell EqualLogic SAN. The administrator is required toconfigure a new storage repository on the XenServer pool and offload intensive tasks such as LUNprovisioning, snapshot and cloning of data to the new SAN. Which type of storage repository must theadministrator create to meet the requirements of this scenario?

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



QUESTION 16An administrator needs to create a network Access Control List for a group of hosts in XenServer. WhichAccess Control List should the administrator choose?

A. VMB. VIFC. GlobalD. Resource Pool


QUESTION 17Which Access Control List should the administrator choose to disable port 80 access to network interfaces on avirtual machine?

A. VMB. VIFC. NetworkD. Resource Pool


QUESTION 18An administrator needs to throttle traffic from the virtual print server because it has been impacting all virtualmachines on the network. On which object should the QoS policy be configured?

A. VMB. GlobalC. ServerD. Network



QUESTION 19Scenario: An administrator needs to remove QoS processing from a virtual machine. The virtual machine isexperiencing performance issues with web traffic in a XenServer environment with a global QoS policy applied.Which configuration change should the administrator make to satisfy this requirement?

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


QUESTION 20Scenario: XenServer Pool1 must be configured to provide fault tolerance in case a host fails. Pool1 consists of10 XenServer hosts.Which command should 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 thewizard the administrator notices that the maximum number of server failures that high availability can protect is0. Click the Exhibit button to view a screenshot of the wizard.

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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 and is used only during peak load. Pool One contains authentication andweb servers. An administrator must ensure that access to the web servers is available at all times. What is theminimum 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 4Scenario: An administrator needs to ensure that critical virtual machines are restarted automatically in the eventof a host failure. It is critical that virtual machines are restarted in the correct order.What must the administrator do to configure this?

A. Set required virtual machines to protected.B. Enable a vApp for the required virtual machines.C. Apply workload balancing to the required virtual machines.D. Configure virtual machine properties to "Auto start" on server startup.


QUESTION 5What can the administrator create to configure a high availability plan for a group of mission critical virtualmachines in a single pool?

A. SiteB. vApp

C. FolderD. Secondary Site



QUESTION 6An administrator needs to configure dynamic memory control (DMC) for Microsoft Windows XP SP2 virtualmachines in the XenServer pool. What must the administrator do before DMC can be configured on the virtualmachines?

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 7Scenario: An administrator is trying to start two new virtual machines in a XenServer resource pool in whichseveral virtual machines are already running. However, the virtual machines will NOT start. What should theadministrator do to get the two new virtual machines to start?

A. Disable XenServer Tools.B. Configure workload balancing.C. Enable dynamic memory control.D. Assign virtual machines to a vApp.


QUESTION 8Scenario: An administrator needs to increase the maximum memory range from 1 GB to 2 GB on a virtualmachine configured with dynamic memory control. The virtual machine runs Windows Server 2008, hasXenServer tools installed, and it is currently in a running state. What should the administrator consider prior toadjusting 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 9Which two policy modes must the administrator apply to implement a XenServer workload balancing policy toreduce power consumption and energy costs during off peak hours? (Choose two.)

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

Correct Answer: ADSection: (none)Explanation

QUESTION 10Which two policy modes must the administrator apply to implement a XenServer workload balancing policy tohelp reduce power consumption and energy costs during all hours? (Choose two.)

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




QUESTION 11Which two steps should an administrator take to back up the configuration of a virtual machine in XenServer ona regular basis? (Choose two.)

A. Schedule virtual machine metadata.B. Access the resource pool configuration.C. Access the backup, restore and update option.

D. Configure a scheduled snapshot of the virtual machine.

Correct Answer: ACSection: (none)Explanation


QUESTION 12Which 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 13Which command should the administrator use to back up XenServer pool metadata regularly?

A. xe pool-param-getB. xe pool-sync-databaseC. xe pool-dump-databaseD. xe pool-enable-local storage caching


QUESTION 14Scenario: An administrator needs to ensure that the XenServer pool database in a two-server pool is highlyavailable. However, one of the XenServer hosts has failed and is NOT recoverable. The administrator nowmust re-establish high availability using a new host. The existing host has taken the master role. Which stepshould the administrator take to recover the backup pool information to the new XenServer host and ensurethat it is highly available 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 15Scenario: After a host failure, an administrator rebuilt the host and restored the XenServer pool database.However, all virtual machines are registered as suspended. Which command can the administrator use tocorrect 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 16An administrator needs to back up the metadata of a XenServer pool on a scheduled basis to replicate to theDisaster Recovery site. Which two steps must 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 17Scenario: An administrator is making changes to a stand-alone XenServer host and has taken it offline. Thevirtual machines on that host will be restored to another host. The administrator needs to __________the virtualmachines to meet the requirements of the scenario. (Choose the correct option to complete the sentence.)

A. copyB. exportC. protectD. migrate



QUESTION 18Scenario: An administrator of a XenServer pool needs to ensure that virtual machines will be available in theevent of a disaster. A backup XenServer implementation is in place in another location; however, there is NOreplication available. In preparation for disaster recovery, which step should the administrator perform?

A. Run the vm-export command.B. Run the vm-migrate command.C. Take a snapshot of the virtual machines.D. Install backup agents on the virtual machines.


QUESTION 19Scenario: An administrator is in the process of updating a database server on a virtual machine and would liketo preserve its current state in case something goes wrong. The virtual machine is being used in a productionenvironment and needs to remain online. What can the administrator do to meet the requirements of thescenario?

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 20Scenario: A new email virus threat has been publicly announced, but virus definitions are NOT yet available forprotection. An administrator manages the virtual machine hosting the mail server of the company. There areNO redundant mail servers available and mail flow CANNOT be interrupted. What can the administrator do asa 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, butwill need parallel access to the current state of the virtual machine. What can an administrator do to meet therequirements 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 theXenServer host are stored on a NFS storage repository. Which two methods can the administrator take torestore 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.


QUESTION 3Scenario: An administrator of a pool of XenServers has discovered that NOT all XenServers are showing thesame time in the event logs. NTP is configured and enabled on all XenServers. The servers are in the samelocation and use the same NTP server. From the console of each XenServer, which command should theadministrator 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 that some of the ports are blocked. The interface in question is the firstEthernet NIC. Which two commands should the administrator run from the XenServer console to find out if anyports 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 XenServernetwork interface card (NIC) bond. NO network flow is possible on the NIC bond. How can the administratorresolve 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 administratorchecked to ensure that the XenServer host exists as a valid computer object in Active Directory. What shouldthe administrator do to ensure that users are able to authenticate successfully using 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 7Scenario: An administrator built four new hosts in an existing XenServer pool that already has multiple hostsconnected to a shared storage over Fibre Channel. The administrator discovered that the new hosts are NOT

able to connect to the existing storage repositories. Which two steps can the administrator take to resolve theissue? (Choose two.)

A. Check the log files.B. Recreate the storage repositories.C. Verify that the LUNs are mapped and zoned correctly.D. Convert the storage repositories to shared storage repositories.


QUESTION 8An administrator noticed that a storage repository is unable to attach or be repaired in the XenCenter console.Which command can the administrator run in the XenServer CLI to reconnect the storage repository?

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


QUESTION 9An administrator needs to resolve intermittent host issues related to high availability. Which two actions can theadministrator 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 10Scenario: An administrator has noticed that all storage repositories in XenCenter are shown as using 0 bytes ofspace. The administrator has determined that the XAPI database must be in sync with the local VDIs presentedon the underlying storage substrate. Which command should the administrator run to resolve this issue?

A. xe sr-scanB. xe sr-probeC. xe sr-forget

D. xe sr-introduce


QUESTION 11Scenario: An administrator receives a change request to enable high availability in a resource pool consisting ofsix XenServer hosts. When the administrator is executing the change request, an error message indicatesthere is an issue with enabling high availability. What could be causing this issue?

A. NTP is NOT specified.B. Hosts have different CPUs.C. Active Directory authentication is NOT configured.D. The storage repository disk space for heart-beat is insufficient.




QUESTION 12Scenario: An administrator CANNOT use XenCenter to manage an existing XenServer host in a resource pool.The administrator found that the XenServer host CANNOT communicate properly with XAPI. What could becausing 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 13Scenario: An administrator manages six XenServer hosts in a resource pool in which high availability isenabled. The administrator is notified that host fencing occurred. Which two reasons could be causing theissue? (Choose two.)

A. CPU utilization reached 90%.B. The resource pool is overcommitted.C. The shared storage repository was disconnected.D. There was a XenServer management network outage.


QUESTION 14An administrator CANNOT use XenCenter to connect to an existing standalone XenServer host that has sixvirtual machines running. What could be causing 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 15Scenario: An administrator tries to start a virtual machine on a host that has an NFS storage repository. Thevirtual machine gives the error "This virtual machine needs storage that cannot be seen from the server."Which action, within XenCenter, can the administrator take on the NFS storage repository to correct this issue?

A. RepairB. ForgetC. DetachD. Set as default



QUESTION 16Scenario: An administrator manages a XenServer resource pool consisting of six XenServer hosts. A WindowsXP virtual machine runs on a shared NFS storage repository. The administrator needs to migrate the WindowsXP virtual machine to another host but CANNOT. What must the administrator do to migrate the Windows XPvirtual 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 17An administrator of a Provisioning services environment notices that several of the target devices that areconfigured to use a vDisk on the provisioning server are randomly failing to start and shut down. What shouldthe 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 18Scenario: An administrator is troubleshooting a Provisioning services environment. After the administratorconfigured a new version of the vDisk for 10 identical target devices all running on the same XenServer host,the administrator discovers that only the first target device started with the new vDisk configured. The othernine target devices failed to startup. What is one of the steps the administrator should take to resolve thisissue?

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



QUESTION 19Scenario: An administrator is troubleshooting a Provisioning services farm that consists of two identical serversand 100 identical target devices. From the Provisioning Services Console the administrator notices that one ofthe provisioning servers has twice the amount of target devices connected compared with the otherprovisioning server. The vDisk used and the provisioning servers are configured to use high availability andload balancing. What should the administrator check to correct load balancing?

A. Power RatingB. Bootstrap optionsC. vDisk access modeD. Offline database support


QUESTION 20Scenario: A virtual machine that uses Provisioning services is accidentally deleted by an administrator. Theadministrator creates a new virtual machine from the same template that was used to create the virtualmachine deleted. However, the virtual machine is NOT able to start up from the vDisk. What must theadministrator 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.




Documents

Citrix XenServer 6 - GRATIS EXAM · Exam A QUESTION 1 When starting up a XenServer from SAN, the BIOS of the _____ contains the instructions that enable the host to find the boot