单项选择题

Whatcommandshouldasystemadministratorrunafterusinganeditortocreatethe／etc／tunables／nextbootfile？（）

A.ksh-nnextboot
B.tunsave-a-fnextboot
C.tuncheck-r-fnextboot
D.diff$（vmtune）/etc/tunables/nextboot

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Asystemadministratorismonitoringasystemthathasrecentlyshownadecreaseinperformance.TheadministratorsuspectsthereisanoverloadoftrafficonasingleEthernetadapter.WhichofthefollowingcommandsisbesttoidentifyapossibleoverloadoftheEthernetadapter？（）
A.ping
B.iostat
C.netstat
D.ifconfig

A.TheadministratorsuspectsthereisanoverloadoftrafficonasingleEthernetadapter.WhichofthefollowingcommandsisbesttoidentifyapossibleoverloadoftheEthernetadapter？（）
A.ping
B.iostat
C.netstat
D.ifconfig

单项选择题

Inadditiontothepartitionprofilebackup,howshouldtheHMCbebackeduptoprovidebare－metalrestorecapabilities?（）

A.Backupcriticalconsoledata
B.Backupabootableimagetotape
C.CreatemksysbimageandstoreonaNIMserver
D.CreatemksysbimageandstoreonanNFSserver