2. 计算机
  3. A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network． From this stateme

A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network． From this stateme

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问题 A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network． From this statement, what is known about the network interface port?
选项 A、This is a 10 Mb/s switch port．
B、This is a 100 Mb/s switch port．
C、This is an Ethernet port operating at half duplex．
D、This is an Ethernet port operating at full duplex．
E、This is a port on a network interface card in a PC．
答案C
解析 一个接口有冲突检测和载波侦听，而且是使用双绞线的网络，那么对于这个接口我们可以推测出他是以太接口，而且是工作在半双工的模式下。
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