单项选择题
A.netstat -v
B.entstat -d
C.lsattr -El
D.lsdev -C -attr
单项选择题 Whichcommandenablesnewdevicesthatareconnectedtothescsi5adapterwithoutperformingafullscanofthesystem？（）
单项选择题 Asystemhastwoconfiguredfibrechannelcards，oneofwhich，fsc0，hasfailedandmustbereplaced.Whichcommandshouldanadministratorusetoremovethecarddeviceandattachedchilddevices？（）
单项选择题 Anadministratorhasaddedhdisk2torootvgandwouldliketocreateabootlogicalvolumeonthedisksoitcanbeusedastheprimarybootpartitiononthenextreboot.Whichcommandshouldtheadministratoruse？（）