Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?（）

单项选择题An operator needs to run a script which will write standard output and standard error to different files. Which of the following commands will successfully perform this task?（）

A. myscript.ksh 1>/tmp/log/script.log 2>/tmp/log/script.err
B. myscript.ksh $1>/tmp/log/script.log $2>/tmp/log/script.err
C. myscript.ksh 1>/tmp/log/script.log 2>1 /tmp/log/script/err
D. myscript.ksh 2>1 /tmp/log/script.log 2> /tmp/log/script.err

单项选择题Which of the following will permit an operator to retrieve console log output from the command line?（）

A. lscons -l
B. cat /var/conslog
C. alog -t console -o
D. lslog /var/adm/conslog

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.