單項選擇題

What command would be used to restart the mail daemon？（）

A.sendmail -bi
B.refresh -s sendmail
C.restart -a sendmail
D./etc/sendmail.cf -stop /etc/sendmail.cf -start

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單項選擇題

Which command restarts the TCP/IP subsystem？（）

A.refresh -s inetd
B.refresh -s tcpip
C.refresh -g /etc/rc.tcpip
D.refresh -g /etc/inetd.conf

單項選擇題

How would a system administrator review root’s current cron jobs of the following？（）

A.crontab -l
B.cron -l root
C.lscron -l root
D.cat /var/cron/crontabs/root