問題詳情
4）下列关于域名和IP地址的叙述中，不正确的是 ）。
(A)在Internet中访问一台主机必须使用它的主机名
(B)200.201.202.203是一个C类IP地址
(C)IP地址采用的是分层结构
(D)主机名与IP地址是一一对应的
(A)在Internet中访问一台主机必须使用它的主机名
(B)200.201.202.203是一个C类IP地址
(C)IP地址采用的是分层结构
(D)主机名与IP地址是一一对应的
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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