[多选题]Which three statements are true about the operation of a full-duplex Ethernet network, which is being used in the Ezonexam LAN? (Choose three)

正确答案 ：BCE

The host network card and the switch port must be capable of operating in full-duplex mode.

There are no collisions in full-duplex mode.

A dedicated switch port is required for each full-duplex node.

解析：解析：Explanation:

[单选题]查看E0端口配置信息的命令是：()

正确答案 ：D

show interfacee0

[单选题]OSI七层模型中，“包”是哪一层数据封装的名称（）

正确答案 ：C

网络层

查看原题 点击获取本科目所有试题