题目内容

下面给出一个URL地址:http://www.tsinghua.edu.cn/docs/cindex.html,对它的描述错误的是( )。

A. http表示使用超文本传输协议
B. www.tsinghua.edu.cn标识了要访问的主机名
C. www.tsinghua.edu.cn/docs标识了要访问的主机名
D. 整个地址定位了要访问了特定网页的位置

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以下协议运行在应用层的是()。

A. IP
B. FTP
C. TCP
D. ARP

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