An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just  been mirrored across both disk drives.  Which of the following commands can be used to turn off quorum（）

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  A . rmdev -Rdl fcs0 B . rmdev -cdl fcs0 C . rmdev -cdl fscsi0 D . rmdev -Rdl fscsi0

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• An administrator has recently added a VLAN to the VIO server and wants to update the documentation.  Which command displays the current VIO server VLAN configuration？（）  

  A . lsmap -all B . lsmap -net C . lsmap -ent D . lsmap -vla

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• An administrator plans to use bootable AIX media to boot a system into maintenance mode. The system is running AIX 5.3 TL09 with a64-bit kernel.The administrator has a selection of media available. Which media should the administrator use?（）

  A . AnyAIXbootablemedia，providingitisa64-bitvariant B . AnyAIXbootablemedia，providingitisAIX5.1orlater C . AnyAIX5.3bootablemedia，providingitisTL09orlater D . AnyAIX6.1bootablemedia，providingitisTL02orlater

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• An administrator has a requirement to mirror the operating system on a VIO server. Which of the following IOS commands will achieve this？（）

  A .  mirrorvg B .  iosmirror C .  mirrorios D .  mkiosmirror

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• A system has two configured fibre channel cards, one of which, fsc0, has failed and must be replaced. Which command should an administrator use to remove the card device and attached child devices?（）

  A . rmdev -Rdl fcs0 B . rmdev -cdl fcs0 C . rmdev -cdl fscsi0 D . rmdev -Rdl fscsi0

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• An administrator needs to configure a server (192.168.22.22) as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master?（）

  A . Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'fudge 127.127.1.0 stratum 0', and then refresh the daemon. B . Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'master 127.127.1.0 stratum 0', and then refresh the daemon. C . Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'fudge 192.168.22.22 stratum 0', and then refresh the daemon. D . Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'master 192.168.22.22 stratum 0', and then refresh the daemon.

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• Your company has an Active Directory domain. All servers run Windows Server 2008. Your company runs an Enterprise Root certification authority （CA）. You need to ensure that only administrators can sign code. Which two tasks should you perform（）

  A . Publish the code signing template. B . Edit the local computer policy of the Enterprise Root CA to allow users to trust peer certificates and allow only administrators to apply the policy. C . Edit the local computer policy of the Enterprise Root CA to allow only administrators to manage Trusted Publishers. D . Modify the security settings on the template to allow only administrators to request code signing certificates.

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• A user has written a script that is not running correctly and asks an administrator for help.  Without adding anything to the script， how can the administrator determine the cause of the problem？（）  

  A . Run the script with an ’sh -x’ in front. B . Run the script with a ’ksh -v’ in front. C . Type debug into the command line before running the script. D . Type ’set -x’ into the command line before running the script.

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• An administrator needs to configure a server （192.168.22.22） as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master？（）

  A . Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’fudge 127.127.1.0 stratum 0’， and then refresh the daemon. B . Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’master 127.127.1.0 stratum 0’， and then refresh the daemon. C . Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’fudge 192.168.22.22 stratum 0’， and then refresh the daemon. D . Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’master 192.168.22.22 stratum 0’， and then refresh the daemon.

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• A user has written a script that is not running correctly and asks an administrator for help. Without adding anything to the script, how can the administrator determine the cause of the problem?（）

  A . Run the script with an 'sh -x' in front. B . Run the script with a 'ksh -v' in front. C . Type debug into the command line before running the script. D . Type 'set -x' into the command line before running the script.

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• A system administrator has been asked to install an APAR but wants to be able to easily remove it. Which install option should be used？（）

  A . apply B . cleanup C . commit D . reject

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• An administrator has a legacy cluster running version 4.5/ES and would like to update to version 5.5.Which of the following is a valid upgrade path？（）

  A . 1. Upgrade from 4.5 to 5.12. Upgrade from 5.1 to 5.5 B . 1. Upgrade from 4.5 to 5.22. Upgrade from 5.2 to 5.5 C . 1. Upgrade from 4.5 to 5.32. Upgrade from 5.3 to 5.5 D . 1. Upgrade from 4.5 to 5.4.12. Upgrade from 5.4.1 to 5.5

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• An administrator has a two-disk volume group （testvg） with one logical volume （testlv） which has just been mirrored across both disk drives. Which of the following commands can be used to turn off quorum？（）

  A . chvg -Qn testvg B . chlv -Qn testvg C . varyoffvg testvg； varyonvg -Qn testvg D . varyoffvg testvg； exportvg testvg； importvg -Qn testvg； varyonvg testvg

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• An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC?（）

  A . An additional switch for the new HMC B . Asynchronous adapters on the new HMC C . The two 570 servers are directly connected to the new HMC D . One 570 is directly connected to the new HMC and the other is directly connected to the existing HMC

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• You have an Exchange Server 2010 organization.You need to identify whether an administrator has made a configuration change in the Exchange organization.What should you run？（）

  A . Get-EventLogLevel B . Get-ExchangeServer C . Exchange Best Practices Analyzer D . Microsoft Baseline Security Analyzer （MBSA）

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• What must an administrator do to create two new volume groups on a system with only one spare disk？（）

  A . Run the ‘mkvg -M’ command to create multiple volume groups on a single disk B . Add a new disk to the system or release a disk from the one of the existing volume groups C . Run the ‘mkvg’ command to create multiple volume groups on a single disk providing the disk does not have a PVID D . Run the ‘mkvg’ command to create multiple volume groups on a single disk providing the volume groups have the same PP size

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• When a database administrator chooses the dimensions for an MDC table, which two characteristics should beconsidered?（）

  A . the query transaction rate  B . numeric data versus character data   C . extent size   D . the cardinality of the candidate columns   E . prefetch size&e

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• An etwork administrator has enabled OSPF across an NBMA network and has issued the command ip ospf network nonbroadcast. Given those facts, which two statements are true?（）

  A . Interfaces will automatically detect and build adjacencies with neighbor routers B . DR and BDR elections will not occur C . DR and BDR elections will occur D . The neighbor command is required to build adjacencies E . All routers must be configured in a fully meshed topology with all other router

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• An SVI has been configured on a device. Which two statements are true about a switched virtualinterface （SVI）？（）

  A . An SVI is normally created for the default VLAN （VLAN1） to permit remote switchadministration B . Multiple SVIs can be associated with a VLAN C . SVI is another name for a routed port D . An SVI is created by entering the no switchport command in interface configuration mode E . An SVI provides a default gateway for a VLAN

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• What must an administrator do to create two new volume groups on a system with only one spare disk?（）

  A . Run the 'mkvg -M' command to create multiple volume groups on a single disk B . Add a new disk to the system or release a disk from the one of the existing volume groups C . Run the 'mkvg' command to create multiple volume groups on a single disk providing the disk does not have a PVID D . Run the 'mkvg' command to create multiple volume groups on a single disk providing the volume groups have the same PP size

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• An administrator has an existing HMC and POWER6 570 connected to a network switch.  The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC？（）

  A . An additional switch for the new HMc   B . Asynchronous adapters on the new HMc C . The two 570 servers are directly connected to the new HMc   D . One 570 is directly connected to the new HMC and the other is directly connected to the existing HMc

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• An SVI has been configured on a device.  Which two statements are true about a switched virtual interface （SVI）？（）

  A . An SVI is normally created for the default VLAN （VLAN1） to permit remote switch administration. B . Multiple SVIs can be associated with a VLAN. C . SVI is another name for a routed port. D . An SVI is created by entering the no switchport command in interface configuration mode.  E . An SVI provides a default gateway for a VLAN.

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• An administrator determines that performance has degraded for a WebSphere Commerce database.  Which of the following steps should be performed to correct this problem？（）

  A . Cleanup obsolete data B . Clear the WebSphere Commerce cache C . Enable WebSphere Commerce Accelerator D . Reindex the database tables E . Run Performance Monitor to monitor SQL statement

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• What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）

  A . Set each end of the trunk line to IEEE 802.1Q encapsulation. B . Set the same VTP management domain name on both switches. C . Set all ports on the two switched as access ports. D . Configure one of the two switches as a VTP server. E . Connect the two switches using a rollover cable. F . Use a router to forward VTP traffic between the VLANs.

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