单项选择题
A. Tape library
B. NAS
C. Optical jukebox
D. SAN
单项选择题 UpgradingwhichofthefollowingcomponentsinaserverhastheGREATESTaffecton virtualization？（）
单项选择题 Which of the following bottlenecks would MOST likely cause excessive hard drive activity?（）
单项选择题 AnadministratorneedstograntprivilegestootherserverstaffmemberstorunarchiveutilitiesonadefaultWindowsinstallation.Theadministratorneedstosettheminimumpermissionsto：（）