單項選擇題Linux系統(tǒng)中配置IP地址的命令是?()

A.ipconfig
B.ipaddr
C.ifconfig
D.ipcalc


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1.單項選擇題下列能夠正確顯示idss.log后100行日志的是?()

A.tail-n 100 idss.log
B.tail- 100 fidss.log
C.tail-n+ 100 idss.log
D.head-n 100 idss.log

2.單項選擇題What command is not used to list the files idss001, idss002, idss003?()

A.ls-Xidss00[123]
B.lsidss0*
C.lsidss[*]0[0-9]
D.lsidss[0-9]0[0-9]

3.單項選擇題How could you install the file idss-1.8.8-7.i386.rpm?()

A.rpm-installidss-1.8.8-7.i386.rpm
B.rpm-Uvhidss-1.8.8-7.i386.rpm
C.rpm-eidss-1.8.8-7.i386.rpm
D.rpm-ivhidss-1.8.8-7.i386.rpm

4.單項選擇題What service is used to transfer files?()

A.DNS
B.FTP
C.SMTP
D.None of the above

5.單項選擇題關(guān)于定期任務(wù)調(diào)度,需要在每周五晚上22:30執(zhí)行備份程序,下面正確的寫法是?()

A.30 22()()5/home/idss/backup.sh>/dev/null 2>&1
B.30 225()()/home/idss/backup.sh>/dev/null 2>&1
C.30 22()5()/home/idss/backup.sh>/dev/null 2>&1
D.30()/22()()5/home/idss/backup.sh>/dev/null 2>&1