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Only yesterday ______ out that my documents were missing.A．did I findB．I foundC．I have fou

Only yesterday ______ out that my documents were missing.

A．did I find

B．I found

C．I have found

D．Had I found

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更多“Only yesterday ______ out that my documents were missing.A．did I findB．I foundC．I have fou”相关的问题

第1题

Whichcronentrywillrun/usr/local/bin/myscriptat0500everySaturday（）

A．50**6/usr/local/bin/myscript

B．6**50/usr/local/bin/myscript

C．05**6/usr/local/bin/myscript

D．056**/usr/local/bin/myscript

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第2题

Whenrunonamachinecalledclient，whichofthefollowingcommandswouldmountthe/usr/local/bindirectoryfromthehostmachineoverthe/home/bindirectoryonclient？（）

A．mounthost：/usr/local/bin/home/bin

B．mountclient：/home/bin/usr/local/bin

C．mount-oclient：/usr/local/bin/home/bin

D．mount-nhost：/home/bin/usr/local/bin

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第3题

Whenrunonamachinecalledclient，whichofthefollowingcommandswillmountthe/usr/local/bindirectoryfromthehostoverthe/home/bindirectoryonclient？（）

A．mounthost：/home/bin/usr/local/bin

B．mountclient：/home/bin/usr/local/bin

C．mount-nhost/usr/local/bin/home/bin

D．mount-ohost：/usr/local/bin/home/bin

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第4题

Anadministratorperformsanauditonthe/usrfilesystemandfindsthefollowingpermissions：-rwsr-xr-x1rootsys514288Jun1809：40/usr/local/bin/nmonWhichofthefollowingmethodscantheadministratorusetoremoveapotentialsecurityrisk（）

A．rm/usr/local/bin/nmon

B．chmodu-s/usr/local/bin/nmon

C．Reinstallthefilefromtheappropriatefileset

D．chmodgo-rx/usr/local/bin/nmon

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第5题

Asystemadministratorwantstorunascriptcalledmyscript，butdoesnotwanttoseetheerrorsthatmightbegeneratedbythescript.Howwouldthisbeaccomplished？（）

A．/usr/local/bin/myscript>/dev/null

B．/usr/local/bin/myscript</dev/null

C．/usr/local/bin/myscript2>/dev/null

D．/usr/local/bin/myscript1>/dev/null

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第6题

Giventhefollowingscripts，whatoutputwouldbegenerated（）usr/local/bin/scriptl!/usr/bin/kshVAR

l=redexportVARl=greenVARl=blue/usr/local/bin/script2ARl=yellow/usr/local/bin/script2!/bin/kshecho"Theskyis${VAR1}."

A.Theskyisred.

B.Theskyisblue.

C.Theskyisgreen.

D.Theskyisyellow.

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第7题

A．dogcat

B．dogfish

C．mousecat

D．mousefish

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第8题

可以使用下列哪条命令获得cd的帮助信息查看命令cd的绝对路径,结果如下:#whichcd换行/usr/bin/which:nocdin换行（/usr/kerberos/sbin:/usr/kerberos/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin）（）

A．which cd

B．help cd

C．man cd

D．info cd

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第9题

源码包源文件一般方哪个目录

A．/usr/local

B．/usr/local/sr

C．/usr/bin

D．/usr/sbin

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