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單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

The printer associated with the hp5_queue is down for maintenance. Which of the following commands will move the remaining print jobs from hp5_queue to the hp7_queue?（）

A. export $LPDEST=hp7_queue
B. qmov -m hp7_queue -P hp5_queue
C. lpmov -s hp5_queue -d hp7_queue
D. redirect -q hp5_queue hp7_queue