【判断题】
在网络分层结构中,相邻两个层次之间通过服务来交换数据
A. 对
B. 错
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答案
B
解析
暂无解析
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IGMP协议用来实现组播功能
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报文交换在传送报文时,一个时刻仅占用一个通道,大大提高了线路的利用率
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双绞线只能用于传输模拟信号,而不可传送数字信号
A. 对
B. 错
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对等网中的计算机既可以作为服务器,也可以作为客户机,因此,对等网比客户机/服务器网络具有更突出的特点
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RARP协议的作用是将MAC地址转换为IP地址
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ICMP协议不仅可以用来通告网络错误,也可以用来解决网络问题
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在双绞线的外面加屏蔽层,称为STP,用以提高双绞线的抗电磁干扰能力
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