A.軟盤 B.光纜 C.磁帶 D.U盤
A.IBM B.Microsoft C.Adobe D.Apple
A.數(shù)據(jù)量大和數(shù)據(jù)類型多 B.數(shù)據(jù)類型間區(qū)別大和數(shù)據(jù)類型少 C.數(shù)據(jù)量大、數(shù)據(jù)類型多、數(shù)據(jù)類型間區(qū)別小、輸入和輸出不復雜 D.數(shù)據(jù)量大、數(shù)據(jù)類型多、數(shù)據(jù)類型間區(qū)別大、輸入和輸出復雜
