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发表于 2011-05-03 09:25 |只看该作者 |倒序浏览

最新Certified Specialist认证000-103题库分享Question: 1An operator needs to schedule the script’/usr/scripts/listall.ksh’ to run at 19:00 on the currentday. What is the correct form of the ‘at’ command to accomplish this task?A. at 7 /usr/scripts/listall.kshB. at 7 p /usr/scripts/listall.kshC. at now + 7 /usr/scripts/listall.kshD. at today + 7 p /usr/scripts/listall.kshsAnswer: BQuestion: 2An operator needs to run a script which will write standard output and standard error todifferent files. Which of the following commands will successfully perform this task?A. myscript.ksh 1>/tmp/log/script.log 2>/tmp/log/script.errB. myscript.ksh $1>/tmp/log/script.log $2>/tmp/log/script.errC. myscript.ksh 1>/tmp/log/script.log 2>1/tmp/log/script/errD. myscript.ksh 2>1 tmp/log/script.log 2> /tmp/log/script.errAnswer: AQuestion: 3An operator is in the middle of a file using ‘more’. What subcommand can be used to go toprevious page in the file?A. bB. pC. rD. vAnswer: AQuestion: 4A user is complaining that their display does not look correct. When the operator has the userrun the command ‘echo $TERM’ the result is ‘ascii’, however, the /etc/environment filecontains the line ‘export TERM=vt100’. What is the likely cause of this difference?A. The user is not using a VT100 terminalB. The user’s login shell is set to sh instead of kshC. The user’s .profile resets the TERM environment variableD. The /etc/profile file sets the TERM environment variable to ‘ascii’Answer: CQuestion: 5Which command enables a user to exit the vi editor, overwriting the existing file withoutprompting for confirmation?A. :wB. :qwC.

!D. :we!Answer: CQuestion: 6An operator is trying to perform an immediate power down of an AIX LPAR using the‘shutdown -k’ command. The cursor has returned to the command prompt, but no shutdownactivities are showing on the screen after more than one minute. Which of the following is themost likely cause of the problem?A. The /etc/rc.shutdown script is missing.B. The bos.rte.control fileset has become corrupted.C. The operator UID is not a member of the shutdown group.D. The -k flag against the shutdown command only broadcast the shutdown message.Answer: DQuestion: 7During heavy system resources usage, and administrator detects that the top processes arefrom the user ‘webapp’. The operator needs to check all the running processes from that userto analyze them. Which command can retrieve that information in a single step?A. puser webappB. ps -fu webappC. proc -uid webappD. fuser /dev/webappAnswer: BQuestion: 8An operator needs to replace all the occurrences of the string ‘/home/user1’ in the current fileusing vi with ‘/home1/user2’. Which of the following sub-commands will achieve this?A. :1, $ s:/home/user1:/home1/user2<img src="http://bbs.chinaitlab.com/images/smilies/mogutou/thumb_05dq26655.gif" smilieid="44" border="0" alt="" />B. :1, $ s\/home/user1\/home1/user2\/gC. :1, $ s\/\/home\/user1\/\/home1\/user2\/gD. :1, $ s/\\/home\\/user1/\\/home1\\/user2/gAnswer: AQuestion: 9The operator is viewing a file using ‘more’. What subcommand can be used to exit beforereaching the end of the file?A. qB. :w!C. /quitD. ctrl XAnswer: AQuestion: 10Which of the following commands will display what space is used in /tmp filestem?A. df -IK /tmpB. df -fk /tmpC. df -Uk /tmpD. df -Fk /tmpAnswer: A

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