[单选题]路由器上激活端口的命令是（）

正确答案 ：B

no shutdown

[多选题]What are two characteristics of "store and forward" switching? (Select two answer choices)

正确答案 ：BC

The switch receives the complete frame. before beginning to forward it.

Latency through the switch varies with frame. length.

解析：解析：Explanation:

[多选题]Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet? (Select two answer choices.)

正确答案 ：BD

Half-duplex Ethernet uses a loopback circuit to detect collisions.

Full-duplex Ethernet makes use of two pairs of wires for data.

解析：解析：Explanation:

[单选题]Cisco IOS命令ip nat inside source static 10.1.1.5 172.35.16.5的作用是什么()

正确答案 ：D

为内部本地地址和内部全局地址创建一对一的映射关系

[单选题]路由器“特权模式”的提示符是：（）

正确答案 ：B

查看原题 点击获取本科目所有试题