The system administrator mirrored the rootvg from hdisk0 to hdisk1 and needs to ensure the system would boot from hdisk1 if hdisk0 failed. Which of the following commands would be used to accomplish this？（）

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  A . crontab -l B . cron -l root C . lscron -l root D . cat /var/cron/crontabs/root

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• he system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment.  Where is the PATH variable found for the system？（）

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• After mirroring rootvg, a system administrator wants to validate that the system will boot correctly. Which of the following tasks must be performed before changing the boot order?（）

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  A . Use ’prtconf -c’ to see if the system is 64-bit enabled B . Check the /etc/inittab to see if /etc/method/cfg64 is enabled C . Use the ls -al to see if /unix is linked to /usr/lib/boot/unix_64 D . Use the lslpp command to see if the bos.mp64 fileset is installed

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• During system boot， the system hangs at LED 0C31. What is the first step the system administrator should take to correct the problem？（）

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  A . Examine the bootlog with the command： alog -o -f /var/adm/ras/bootlog B . Display the device attributes and errors with the command： lsdev -C -l ent0 C . Examine the AIX errlog for configuration method errors with the command： errpt -a -C ent0 D . Examine the ODM for configuration errors with the command： odmget -q "method_errors" ent0

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• A system administrator has filesystems that should not be mounted during system startup. How can the system administrator prevent the /data filesystem from being mounted during subsequent boots？（）

  A . mount -no /data B . chfs -A no /data C . mount -t nfs /data D . chfs -a type=nfs /data

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• A System p administrator noticed several error messages on the screen while the system was booting up； but was not able to write them down.  Where should the system administrator look for the console log， assuming it is in the default location（）

  A . /var/log/conslog B . /var/log/console.log C . /var/adm/ras/conslog D . /var/ras/console.log

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• A user is unable to determine the default system text editor. How can the local administrator assist the user by identifying the default text editor for the system？（）

  A . Login as the user and run ’echo $ENV’. B . Login as root and run the ’env’ command. C . Login as root and ’cat /etc/environment’. D . Login as the user and run the ’env’ command.

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  A . Run a bosboot -a command B . Mirror the hd5 on the two disks C . Set up another service mode bootlist D . Check the disks using a lsvg -p rootvg command

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  A . errpt B . syslog C . prtdiag D . errlogger

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• A system administrator issued the errpt command and had no results. The system administrator determined that error logging was turned off. Which of the following commands should be used to start logging system errors？（）

  A . /usr/bin/errmsg B . /usr/lib/errdemon C . /usr/lib/errlogger D . /usr/bin/errinstall

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• How would the system administrator turn on Dynamic Processor Deallocation？（）

  A . Use the diag menu to set dynamic deallocation to ’on’ B . Use the chdev command to enable the ’cpuguard’ attribute of sys0 C . Use the cfgmgr command to change the ’monitor’ attribute of proc0 D . Use the smitty command with the fast path dynamic_processor_deallocation to turn it o

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• A system administrator noticed several error messages on the screen while the system was booting up； but was not able to write them down. Where should the system administrator look for the console log， assuming it is in the default location？（）

  A . /tmp/conslog B . /etc/console.log C . /var/adm/ras/conslog D . /var/ras/console.log

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• After mirroring rootvg， a system administrator wants to validate that the system will boot correctly. Which of the following tasks must be performed before changing the boot order？（）

  A . Run a bosboot -a command B . Mirror the hd5 on the two disks C . Set up another service mode bootlist D . Check the disks using a lsvg -p rootvg command

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• A user is unable to determine the default system texteditor.How can the local administrator assist the user by identifying the default text editor for the system？（）

  A.Login as the user and run ‘echo $ENV‘. B.Login as root and run the ‘env‘ command. C.Login as root and ‘cat /etc/environment‘. D.Login as the user and run the ‘env‘ command.

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