单项选择题

An operator wants to view all the scheduled jobs on a system. Which of the following locations would house scheduled jobs?（）

A. /etc/var/spool
B. /var/spool/cron
C. /var/sched/jobs
D. /usr/sched/crontabs

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单项选择题

A. mv /home/operator .
B. mv /home/operator/* .
C. mv /home/operator ../..
D. mv /home/operator/all ../home/operator

单项选择题

A. lsps
B. lsps -a
C. lsps -pg
D. lsps ALL

单项选择题

A. :r/^#//g
B. :1,$ s/^#//g
C. :sed s/^#//g
D. :sub s/^#//g