A.SCSI B.PS/2 C.C.E-IDE D.IEEE1394
A.電磁感應(yīng) B.光電轉(zhuǎn)換 C.機(jī)械式 D.光學(xué)
A.縱向點(diǎn)數(shù)×橫向點(diǎn)數(shù) B.橫向點(diǎn)數(shù)×縱向點(diǎn)數(shù) C.縱向字符數(shù)×橫向字符數(shù) D.橫向字符數(shù)×縱向字符數(shù)