单选题Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday()A 5 0 * * 6 /usr/local/bin/myscriptB 6 * * 5 0 /usr/local/bin/myscriptC 0 5 * * 6 /usr/local/bin/myscriptD 0 5 6 * * /usr/local/bin/myscript

题目
单选题
Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday()
A

5 0 * * 6 /usr/local/bin/myscript

B

6 * * 5 0 /usr/local/bin/myscript

C

0 5 * * 6 /usr/local/bin/myscript

D

0 5 6 * * /usr/local/bin/myscript


相似考题
更多“单选题Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday()A 5 0 * * 6 /usr/local/bin/myscriptB 6 * * 5 0 /usr/local/bin/myscriptC 0 5 * * 6 /usr/local/bin/myscriptD 0 5 6 * * /usr/local/bin/myscript”相关问题
  • 第1题:

    AnAIXsystemadministratorwantstobeabletomonitordiskusageandtobeabletocontrolhow muchdiskspacecanbeused.Whichcommandisruntoobtainthedesiredoutput?()

    A./usr/bin/filemon

    B./usr/bin/startsrc

    C./usr/sbin/acct/startup

    D./usr/bin/df


    参考答案:A

  • 第2题:

    ASystempadministratorsuspectstheyarereceivinganerrorfromoneoftheirnightlycronjobs.Thejobis:01***/usr/local/bin/nightlycheck.plWhereshouldtheadministratorfirstlookforerrorsreportedbythiscronjob()

    A./var/log/syslog.out

    B.var/log/cron.log

    C./var/spool/cron/logs

    D.mail


    参考答案:D

  • 第3题:

    Giventhefollowingscripts,whatoutputwouldbegenerated()usr/local/bin/scriptl!/usr/bin/kshVARl=redexportVARl=greenVARl=blue/usr/local/bin/script2ARl=yellow/usr/local/bin/script2!/bin/kshecho"Theskyis${VAR1}."

    A.Theskyisred.

    B.Theskyisblue.

    C.Theskyisgreen.

    D.Theskyisyellow.


    参考答案:C

  • 第4题:

    A system administrator wants to run a script called myscript, but does not want to see the errors that might be generated by the script. How would this be accomplished?()

    • A、/usr/local/bin/myscript > /dev/null
    • B、/usr/local/bin/myscript < /dev/null
    • C、/usr/local/bin/myscript 2> /dev/null
    • D、/usr/local/bin/myscript 1> /dev/null

    正确答案:C

  • 第5题:

    An AIX system administrator wants to be able to monitor disk usage and to be able to control how much disk space can be used.  Which command is run to obtain the desired output?()

    • A、 /usr/bin/filemon 
    • B、 /usr/bin/startsrc 
    • C、 /usr/sbin/acct/startup 
    • D、 /usr/bin/df

    正确答案:A

  • 第6题:

    Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday of the following?()

    • A、0 5 * * 6 /usr/local/bin/myscript
    • B、0 5 6 * * /usr/local/bin/myscript
    • C、6 * * 5 0 /usr/local/bin/myscript
    • D、5 0 Sat * * /usr/local/bin/myscript

    正确答案:A

  • 第7题:

    When run on a machine called client, which of the following commands would mount the /usr/local/bin directory from the host machine over the /home/bin directory on client?()

    • A、mount host:/usr/local/bin /home/bin
    • B、mount client:/home/bin /usr/local/bin
    • C、mount -o client:/usr/local/bin /home/bin
    • D、mount -n host:/home/bin /usr/local/bin

    正确答案:A

  • 第8题:

    An  administrator  performs  an  audit  on  the  /usr  filesystem  and  finds  the  following  permissions:  -rwsr-xr-x  1  root  sys  514288  Jun  18  09:40  /usr/local/bin/nmon  Which  of  the  following  methods  can  the  administrator use to remove a potential security risk()

    • A、rm /usr/local/bin/nmon
    • B、chmod u-s /usr/local/bin/nmon
    • C、Reinstall the file from the appropriate fileset
    • D、chmod go-rx /usr/local/bin/nmon

    正确答案:B

  • 第9题:

    单选题
    When run on a machine called client, which of the following commands would mount the /usr/local/bin directory from the host machine over the /home/bin directory on client?()
    A

    mount host:/usr/local/bin /home/bin

    B

    mount client:/home/bin /usr/local/bin

    C

    mount -o client:/usr/local/bin /home/bin

    D

    mount -n host:/home/bin /usr/local/bin


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    An  administrator  performs  an  audit  on  the  /usr  filesystem  and  finds  the  following  permissions:  -rwsr-xr-x  1  root  sys  514288  Jun  18  09:40  /usr/local/bin/nmon  Which  of  the  following  methods  can  the  administrator use to remove a potential security risk()
    A

    rm /usr/local/bin/nmon

    B

    chmod u-s /usr/local/bin/nmon

    C

    Reinstall the file from the appropriate fileset

    D

    chmod go-rx /usr/local/bin/nmon


    正确答案: D
    解析: 暂无解析

  • 第11题:

    单选题
    An operator is asked to verify the exact location of the default JRE binary. The following commands were run: $ which java /usr/bin/java $ ls -l /usr/bin/java lrwxrwxrwx 1 root other 23 Jan 27 2006 /usr/bin/java -> ../jre1.5.0_06/bin/java Based on the command outputs above, what is the path to the java executable file?()
    A

    /usr/bin/java

    B

    /usr/jre1.5.0_06/bin/java

    C

    /usr/bin/jre1.5.0_06/bin/java

    D

    /usr/bin/java/jre1.5.0_06/bin/java


    正确答案: D
    解析: 暂无解析

  • 第12题:

    单选题
    A system administrator wants to run a script called myscript, but does not want to see the errors that might be generated by the script. How would this be accomplished?()
    A

    /usr/local/bin/myscript > /dev/null

    B

    /usr/local/bin/myscript < /dev/null

    C

    /usr/local/bin/myscript 2> /dev/null

    D

    /usr/local/bin/myscript 1> /dev/null


    正确答案: C
    解析: 暂无解析

  • 第13题:

    Anadministratorperformsanauditonthe/usrfilesystemandfindsthefollowingpermissions:-rwsr-xr-x1rootsys514288Jun1809:40/usr/local/bin/nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk()

    A.rm/usr/local/bin/nmon

    B.chmodu-s/usr/local/bin/nmon

    C.Reinstallthefilefromtheappropriatefileset

    D.chmodgo-rx/usr/local/bin/nmon


    参考答案:B

  • 第14题:

    WhichactionchangethedefaulteditorforALLusersonthesystemfromvitoedit()

    A.Issuethecommand:exportEDITOR=/usr/bin/editediteachuser.profiletochangetheEDITORvalueto/usr/bin/edit

    B.Modify/.profileandchangetheEDITORvariableto/usr/bin/edit

    C.Modify/etc/environmentandaddEDITOR=/usr/bin/editexportEDITOR

    D.Modify/etc/security/defaultsandchangetheEDITORvalueto/usr/bin/edit


    参考答案:C

  • 第15题:

    An operator is asked to verify the exact location of the default JRE binary. The following commands were run:$ which java /usr/bin/java$ ls -l /usr/bin/javalrwxrwxrwx 1 root other 23 Jan 27 2006 /usr/bin/java -> ../jre1.5.0_06/bin/javaBased on the command outputs above, what is the path to the java executable file?()

    A. /usr/bin/java

    B. /usr/jre1.5.0_06/bin/java

    C. /usr/bin/jre1.5.0_06/bin/java

    D. /usr/bin/java/jre1.5.0_06/bin/java


    参考答案:B

  • 第16题:

    A System p administrator suspects they are receiving an error from one of their nightly cron jobs. The  job is: 0 1 * * * /usr/local/bin/nightlycheck.pl Where should the administrator first look for errors reported by  this cron job()

    • A、/var/log/syslog.out
    • B、var/log/cron.log
    • C、/var/spool/cron/logs
    • D、mail

    正确答案:D

  • 第17题:

    An operator is asked to verify the exact location of the default JRE binary. The following commands were run: $ which java /usr/bin/java $ ls -l /usr/bin/java lrwxrwxrwx 1 root other 23 Jan 27 2006 /usr/bin/java -> ../jre1.5.0_06/bin/java Based on the command outputs above, what is the path to the java executable file?()

    • A、/usr/bin/java
    • B、/usr/jre1.5.0_06/bin/java
    • C、/usr/bin/jre1.5.0_06/bin/java
    • D、/usr/bin/java/jre1.5.0_06/bin/java

    正确答案:B

  • 第18题:

    Given the following scripts, what output would be generated() usr/local/bin/scriptl    #!/usr/bin/ksh    VARl=red    export VARl=green    VARl=blue    /usr/local/bin/script2    ARl=yellow   /usr/local/bin/script2     #!/bin/ksh   echo "The sky is ${VAR1}."

    • A、The sky is red.
    • B、The sky is blue.
    • C、The sky is green.
    • D、The sky is yellow.

    正确答案:C

  • 第19题:

    When run on a machine called client, which of the following commands will mount the /usr/local/bin directory from the host over the /home/bin directory on client?()

    • A、mount host:/home/bin /usr/local/bin
    • B、mount client:/home/bin /usr/local/bin
    • C、mount -n host /usr/local/bin /home/bin
    • D、mount -o host:/usr/local/bin /home/bin

    正确答案:C

  • 第20题:

    Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday()

    • A、5 0 * * 6 /usr/local/bin/myscript
    • B、6 * * 5 0 /usr/local/bin/myscript
    • C、0 5 * * 6 /usr/local/bin/myscript
    • D、0 5 6 * * /usr/local/bin/myscript

    正确答案:C

  • 第21题:

    单选题
    Given the following scripts, what output would be generated() usr/local/bin/scriptl    #!/usr/bin/ksh    VARl=red    export VARl=green    VARl=blue    /usr/local/bin/script2    ARl=yellow   /usr/local/bin/script2     #!/bin/ksh   echo "The sky is ${VAR1}."
    A

    The sky is red.

    B

    The sky is blue.

    C

    The sky is green.

    D

    The sky is yellow.


    正确答案: B
    解析: 暂无解析

  • 第22题:

    单选题
    When run on a machine called client, which of the following commands will mount the /usr/local/bin directory from the host over the /home/bin directory on client?()
    A

    mount host:/home/bin /usr/local/bin

    B

    mount client:/home/bin /usr/local/bin

    C

    mount -n host /usr/local/bin /home/bin

    D

    mount -o host:/usr/local/bin /home/bin


    正确答案: D
    解析: 暂无解析

  • 第23题:

    单选题
    Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday()
    A

    5 0 * * 6 /usr/local/bin/myscript

    B

    6 * * 5 0 /usr/local/bin/myscript

    C

    0 5 * * 6 /usr/local/bin/myscript

    D

    0 5 6 * * /usr/local/bin/myscript


    正确答案: C
    解析: 暂无解析

  • 第24题:

    单选题
    Which cron entry will run /usr/local/bin/myscript at 0500 every Saturday of the following?()
    A

    0 5 * * 6 /usr/local/bin/myscript

    B

    0 5 6 * * /usr/local/bin/myscript

    C

    6 * * 5 0 /usr/local/bin/myscript

    D

    5 0 Sat * * /usr/local/bin/myscript


    正确答案: B
    解析: 暂无解析