2022计算机类考试思科认证考试试题(10月16日)

1. [单选题]路由器“路由模式”的提示符号是（）

B. (config)
C. (config-if)
D. (config-router)

2. [单选题]某台PC，能ping通路由器，但不能telnet到路由器，可能的原因是（）

A. PC的IP地址设置错误
B. 路由器端口IP设置错误
C. 路由器端口处于关闭状态
D. telnet密码未设置

3. [单选题]两台路由器直连到一起，应该使用的线缆为（）

A. 交叉线缆
B. 直通线缆
C. 反转线缆
D. 任意线缆

4. [单选题]路由表中，某条路由的“路由代码为D”，则表明该路由为（）

A. 直连路由
B. 静态路由
C. IGRP路由
D. EIGRP路由

5. [多选题]Two stations on the Ezonexam LAN transmit at the same time, resulting in a collision. What happens when a collision occurs on the network? (Choose all that apply)

A. Each device on the Ethernet segment stops transmitting for a short time.
B. A jam signal informs all devices that a collision occurred.
C. When data transmission resumes, the devices that were involved in the collision have priority to transmit.
D. The devices that are involved in the collision stops transmitting for a short time.
E. The collision invokes a random back-off algorithm.

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