問題詳情
60)有一PC机用户使用33.6Kbps的MODEM通过电话线上网，下载文件时半小时时间内理论上可能下载的数据量大约是
(A)7MB
(B)10MB
(C)15MB
(D)20MB
(A)7MB
(B)10MB
(C)15MB
(D)20MB
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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