单项选择题
A.CPU
B.Disk
C.Memory
D.NetworkX
单项选择题 Asystemadministratordecidestoreviewthesystemerrorlogafterinstallingnewhardware.Whichofthefollowingisthecorrectcommandtouse？（）
单项选择题 Asystemadministrator’sdailymonitoringhasrevealedafailingdiskdrive.Thedrivethatisfailing，hdisk0，isalvmmirroreddrive.Whatisthefirststepthatshouldbetakeninordertophysicallyreplacethisdrive？（）
单项选择题 Errorloganalysisindicatesthatadiskisstartingtofailandwillneedtobereplaced.Thefailingdiskcontainsmultiplelogicalvolumeswhichspanmultipledisks.Afreediskhasbeenaddedtothefailingdisk’svolumegroup.Whichofthefollowingisthemostefficientmethodtomovethedatafromthefailingdisktothenewdisk？（）
