CSMA/CD属于通信信道的固定分配信道共享方式。
查看答案
PPP协议不支持动态分配IP地址。
A. 对
B. 错
ARP协议广泛用于有盘工作站获取IP地址。
A. 对
B. 错
留言板必须加强管理，这是因（）
A. 存储容量有限
B. 查看必须经过授权
C. 影响查看的速度
D. 可能存在过时或不健康的留言
关于HTML框架说法错误的是：（）
A. 标签定义了如何将窗口拆分成框架。
B. 可以给不支持框架的浏览器写上<![CDATA[标签。<br> C. HTML框架中的各个页面是相互独立的。<br> D. 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