【名词&注释】
路由器(router)、子网掩码(subnet mask)、配置文件(configuration file)、通配符(wildcard)、十进制(decimal system)、十六进制(hexadecimal system)、优先选择(priority selection)、数据链路层(data link layer)
[单选题]You need to decide on which trunking method to implement in the Ezonexam network. What is a characteristic of ISL and 802.1q frame. tagging in a switched LAN environment?
A. They are used to find the best path through a network.
B. They allow the exchange of filtering tables.
C. They specify different implementations of the Spanning-Tree Protocol.
D. They allow the exchange of routing tables
E. They provide inter-switch VLAN communication.
查看答案&解析查看所有试题
学习资料:
[单选题]下列哪一个通配符掩码与子网172.16.64.0/27的所有主机匹配()。
A. 255.255.255.0
B. 255.255.224.0
C. 0.0.0.31
D. 0.0.31.255
[单选题]通配符掩码和子网掩码之间的关系是()。
A. 两者没有什么区别
B. 通配符掩码和子网掩码恰好相反
C. 一个是十进制的,另一个是十六进制(hexadecimal system)的
D. 两者都是自动生成的
[单选题]路由器的配置文件startup-config存放在()里
A. RAM
B. ROM
C. FLASH
D. NVRAM
[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号为()
A. 192.168.50.32
B. 192.168.80.64
C. 192.168.50.96
D. 192.168.50.71
[单选题]查看E0端口配置信息的命令是:()
A. show access-list
B. show ip route
C. show version
D. show interfacee0
[单选题]如果网络中的路由器都是cisco路由器,则优先选择(priority selection)哪一个路由协议()
A. RIP
B. EIGRP
C. IGRP
D. OSPF
[单选题]OSI七层模型中,数据链路层(data link layer)的数据封装名称为()
A. 比特
B. 帧
C. 包
D. 段
[单选题]At which layer of the OSI model does the protocol that provides the information displayed by the "show cdp neighbors" command operate?
A. Transport
B. Physical
C. Application
D. Data link
E. Network
本文链接:https://www.51ksbd.net/show/nxj98g.html