An administrator has received an update CD with the latest technology level for AIX 5.3. The current operating system level of the server is at base AIX 5.3. What action needs to be taken to apply the new technology level to the server？（）

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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 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 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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• After properly configuring multiple VLANs， an administrator has decided to secure its VLAN network. Which three steps are required to secure this environment？ （Choose three.）（）

  A .  If a port is connected to a foreign device make sure to disable CDP， DTP， RPR， PAgP， UDLP， and any other unnecessary protocols， and enable UplinkFast/BPDU guard on it. B .  Enable root guard feature to prevent a directly or indirectly connected STP-capable device from affecting the location of the root bridge. C .  Configure VTP domains appropriately or turn off VTP altogether to limit or prevent possible undesirable protocol interaction with regards to the network-wide VLAN configuration. D .  Set the native VLAN ID to match the port VLAN ID of any 802.1q trunk to prevent spoofing. E .  Disable all unused ports and place them in an unused VLAN to avoid unauthorized access.

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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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• 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 is installing AIX 6.1 on a new LPAR and the boot sequence has stalled with reference code 0c31. What is the most likely cause？（）

  A . The system is waiting for user input to define console type lft0. B . The system is waiting for user input to define console type tty0. C . The system is waiting for user input to define console type vty0. D . The system is waiting for user input to define console type vsa0.

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• An AIX system administrator has setup disk quotas.  Where can the reports be found on the system?（）

  A . /var/adm/acct/sum  B . /var/adm/ras  C . /usr/sbin/acct  D . /var/adm/wtm

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• An administrator is installing AIX 6.1 on a new LPAR and the boot sequence has stalled with reference code 0c31.  What is the most likely cause？（）

  A . The system is waiting for user input to define console type lft0. B . The system is waiting for user input to define console type tty0. C . The system is waiting for user input to define console type vty0. D . The system is waiting for user input to define console type vsa0.

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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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• Which command must be run after an administrator has made changes to /etc/services to activate the changes？（）

  A . /etc/rc.tcpip B . refresh -s inetd C . startsrc -s inetd D . startsrc -g tcpi

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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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• The network administrator has enabled BPDU guard on the LAN.  Why is an effective way to prevent an unauthorized rogue switch from altering the spanning-tree topology of this network？ （）

  A . BPDU guard can be used to prevent invalid BPDUs from propagating throughout the network.  B . BPDU guard can guarantee proper selection of the root bridge. C . BPDU guard can be utilized to prevent the switch from transmitteing BPDUs and incorrectly altering the root bridge election. D . BPDU guard can be utilized along with PortFast to shut down ports when a switch is connected to the port. E . None of the other alternatives apply

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• An administrator is installing AIX 6.1 on a new LPAR and the boot sequence has stalled with reference code 0c31. What is the most likely cause?（）

  A . The system is waiting for user input to define console type lft0. B . The system is waiting for user input to define console type tty0. C . The system is waiting for user input to define console type vty0. D . The system is waiting for user input to define console type vsa0.

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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 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 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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