A. lscons -lB. cat var conslogC. alog -t console -oD. l……

单项选择题Which of the following will cancel only job 123 from printer lp01?（）

A. lpstat -d 123 lp01
B. enq -d 123 -p lp01
C. qcan -x 123 -P lp01
D. lpcan -j 123 -p lp01

单项选择题Which of the following is the correct command to list the filesystems in datavg?（）

A. lsvg -p datavg
B. lsvg -l datavg
C. lsvg -L datavg
D. lsvg -o datavg

单项选择题An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?（）

A. The name?command.The ?name?command.
B. The ptime?command.The ?ptime?command.
C. The hutdown ast?command.The ?hutdown ?ast?command.
D. The ?etc/rc.shutdown?command.

单项选择题Which of the following will rename dir1 as dir2?（）

A. mv dir1 dir2
B. ren dir1 dir2
C. cp -R dir1 dir2
D. mv -R dir1 dir2

单项选择题An operator needs to change from the usr bin to the var spool directory. Which of the following commands will accomplish this?（）

A. cd /var/spool
B. lcd /var/spool
C. cd /usr/bin /var/spool
D. lcd /usr/bin /var/spool