A. etc syslog.h B. etc syslog.pid C. usr sbin syslogd D……

单项选择题Asystemadministratorneedstoreplaceamirroreddisk.Afterperformingtheproperremovalprocessandreplacingthedisk,whichofthefollowingsetofcommandsshouldbeperformedtobringthediskbackintoproduction?（）

A. reboot, mklvcopy, syncvg 
B. cfgmgr -vl ssar, chvg -va, syncvg 
C. cfgmgr, extendvg, syncvg 
D. extendvg, mklvcopy, syncvg

单项选择题Asystemadministratorthinksthatafilesystemmaybefullandthatiswhatcausedthemachinetocrash.Whichcommandwillshowtheadministratoriftheyarecorrect?（）

A. du 
B. df 
C. fsck 
D. ncheck

单项选择题WhichofthefollowingproceduresbestexplainshowtoenabletheNISnameresolutiontotakeprecedenceoverDNSonasystem-widebasis?（）

A. Add the following line to /etc/netsvc.conf: hosts = nis,bind,local 
B. edit /etc/netsvc.conf to add the following: process /full/path/of/process \{ hosts = local,nis,dns} 
C. In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change 
D. Change the NSORDER environment variable 

单项选择题AsystemmustbeupgradedfromAIX5.1to5.2.Whichofthefollowingschedulingprocessesshouldbeperformed?（）

A. Schedule enough down time to backup, upgrade and reboot. 
B. Backup, upgrade, then schedule enough down time to reboot the system. 
C. Backup, then schedule enough down time to upgrade and reboot the system. 
D. No scheduling processes are necessary because no down time is required.

单项选择题Whereisthesuloglocated?（）

A. /var 
B. /var/adm 
C. /var/perf 
D. /var/spool