单项选择题
Which of the following can help prevent data loss on a RAID array in the event of a power failure？（）
A.Using a RAID mirror B.A battery backed write cache C.Using RAID with parity D.A battery backed read cache
单项选择题 WhichofthefollowingistheMOSTimportantconsiderationbeforemakingachangetoaserver？（）
多项选择题 Whichofthefollowingareattributesofahardware-basedRAIDcontroller？（）
单项选择题 Whichofthefollowingmustbedonetoproperlyconducttestingofthedatabackupportionofadisaster recoveryplan？（）
