单项选择题
A. 132 Mbps
B. 256 Mbps
C. 264 Mbps
D. 450 Mbps
单项选择题 AnUltra160orUltra320devicefallsunderwhichSCSIstandard？（）
单项选择题 WhichtypeofserverisresponsibleforresolvingNetBIOSnames？（）
单项选择题 Alargecorporationisconcernedabouttheamountoftimeittakestobackuptheirmainfileserver.TheyarealsoconcernedthattheirITtechnicianfrequentlyforgetstochangethebackuptapes，therebyleavingthecompanyopentodataloss.Whichbackupsystemwouldsolvebothproblems？（）