多项选择题
Which two statements about SCSI are true？ （）
A. The bus is limited to 32 devices B. It is a full duplex serial standard C. It is a half-duplex serial standard D. It allows up to 320 MB/s of shared channel bandwidth
多项选择题 Whichtwostatementsaboutlayer3accessdesignsarecorrect？（）
单项选择题 Whenisafirst-hopredundancyprotocolneededinthedistributionlayer？（）
多项选择题 FromadesignperspectivewhichtwoofthefollowingOHPFStatementsaremostrelevant？（）
