An  administrator  must  verify  all  filesets  are  completely  installed  before  an  upgrade.  
Which  of  the following commands will perform this task（）

单项选择题Anadministratorperformsanauditonthe usrfilesystemandfindsthefollowingpermissions：-rwsr-xr-x1rootsys514288Jun1809：40 usr local bin nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk（）

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

单项选择题An  administrator  just  completed  an  AIX  installation  but  suspects  that  not  all  filesets  installed completely. Which of the following commands would verify that all filesets are completely installed（）

A.installp -E
B.Islpp -E
C.Ippchk -c
D.instfix -c

单项选择题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

单项选择题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

单项选择题An application is no longer required to start up automatically at system boot.  Which of the following  supported procedures would the administrator use to accomplish this（）

A.Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
B.Use the chitab command.
C.Use the rmitab command.
D.Edit the /etc/reboot file to remove the entry that starts the application.