【导读】
不凡考网发布2022思科认证证书免费模拟考试题160相关信息,更多2022思科认证证书免费模拟考试题160的相关资讯请访问不凡考网计算机类考试频道。
1. [单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP地址所在子网的子网有效IP为()
A. 192.168.50.33---192.168.50.39
B. 192.168.50.41---192.168.50.50
C. 192.168.50.65---192.168.50.70
D. 192.168.50.66---192.168.50.75
2. [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
3. [单选题]OSI七层模型中,“包”是哪一层数据封装的名称()
A. 物理层
B. 数据链路层(data link layer)
C. 网络层
D. 传输层
4. [单选题]介质工作在OSI的哪一层()
A. 物理层
B. 数据链路层(data link layer)
C. 网络层
D. 传输层
5. [单选题]You are given a PC, a router, and a cable. Select the correct combination that will allow you to log into router VE1 locally using a terminal emulation program such as HyperTerminal.
A. Connect the PC's COM port to the router's console port using a straight-through cable.
B. Connect the PC's COM port to the router's console port using a rollover cable.
C. Connect the PC's COM port to the router's Ethernet port using a straight-through cable.
D. Connect the PC's Ethernet port to the router's Ethernet port using a rollover cable.
E. Connect the PC's Ethernet port to the router's Ethernet port using a straight- through cable.
F. F. None of the above
6. [单选题]如果把路由器的某个端口的IP配置为:192.168.10.64,掩码配置为:255.255.255.248,则该端口()
A. 能和其他设备正常通信
B. 会变成“administratively down”状态
C. 端口被烧毁
D. 出现错误提示,配置命令执行失败
7. [单选题]路由器当前的模式为“端口模式”,要退回到“特权模式”,应该使用的快捷键(shortcut key)为()
A. ctrl+b
B. ctrl+z
C. ctrl+c
D. ctrl+p
8. [多选题]对于IP为199.41.27.0,子网掩码为255.255.255.240,则该IP地址和子网掩码相作用会得到一系列IP,从下列选项中选出属于“有效IP”的选项:()
A. 199.141.27.33
B. 199.141.27.112
C. 199.141.27.119
D. 199.141.27.126
E. 199.141.27.175
F. F.199.141.27.208
9. [单选题]下列关于路由器和交换机的描述中,错误的是()
A. 路由器可以用来连接internet
B. 二层交换机可以用来实现“异地网络”互连
C. 路由器可以用来做路径选择
D. 交换机可以转发广播
10. [单选题]How can a Ezonexam administrator determine if a router has been configured when it is first powered up?
A. A configured router prompts for a password
B. A configured router goes to the privileged mode prompt
C. An un configured router goes into the setup dialog
D. An un configured router goes to the enable mode prompt