单项选择题

WhichofthefollowingtypesofUPSwouldbeusedwithequipmentthatisverysensitivetopower fluctuations？（）

A.Offline/Standby
B.Lineinteractive
C.Rackmount
D.Online/DoubleConversion
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单项选择题
WhichofthefollowingisanadvantageofRAID0？（）
A.Mirrorsdata
B.Redundancy
C.Speed
D.Automatichotspare
单项选择题
Anadministratorhasencounteredanerrorwhilepatchingavirtualizedguestmachine.Whichof thefollowingtechnologieswouldallowtheadministratortorestoretoapre－patchedstatethe FASTEST？（）
A.Cloning
B.BareMetalRestore
C.OSRestore
D.Snapshot
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