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

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单项选择题

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

单项选择题

A. Use refresh -s sshd
B. Use init.sshd /etc/rc.ssh
C. Use /usr/sbin/sshd -restart
D. Use stopsrc -s sshd and then startsrc -s sshd

单项选择题

A. df -Ik /tmp
B. df -fk /tmp
C. df -Uk /tmp
D. df -Fk /tmp