单项选择题
A.Riser
B.HBA
C.SCSI card
D.SAS card
单项选择题 Whichofthefollowingprocessortechnologiesistypicallysupportedoncurrententerpriseclass UNIXserversbutnotenterpriseclassWindowsServers？（）
单项选择题 AcustomerhaspurchasedatriplechannelmemorykitcontainingthreeDDR3RAMmodules.TheservertheRAMisintendedforonlyhasadualchannelcapablemotherboard.Whichofthe followingistheBESTactiontoperform？（）
单项选择题 Anadministratorneedstoinstalla2Userverintoarack.Whichofthefollowingshowshowmuch space，inheight，needstobeavailablefortheservertofitintherack？（）