计算机类考试2022思科认证终极模考试题304

1. [单选题]NAT可以被用于完成多种功能，以下不属于其功能的是：（）

A. 转换内部局部地址
B. 内部全局地址复用
C. TCP负载均衡
D. 内部网络流量控制

2. [单选题]为了使配置私有IP的设备能够访问互联网，应采用的技术是()

A. NAT
B. VLAN
C. ACCESS-LIST
D. DDR

3. [单选题]在启用IGRP协议时，所需要的参数是：()

A. 网络掩码
B. 子网号
C. 自治系统号
D. 跳数

4. [单选题]备份路由器IOS的命令是：()

A. copy flash tftp
B. copy running-configt ftp
C. copy IOS tftp
D. copy startup-configt ftp

5. [单选题]混合型协议既具有“距离矢量路由协议”的特性，又具有“链路状态路由协议”的特性，下列协议中属于混合型协议的是：()

A. RIP
B. OSPF
C. EIGRP
D. IGRP

6. [单选题]EIGRP的管理距离（）

A. 90
B. 100
C. 110
D. 120

7. [多选题]默认情况下，IGRP衡量路径好坏时，考虑的因素为（）

A. 带宽
B. 可靠性
C. 最大传输单元
D. 延时

8. [单选题]After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?

A. Hardware failure in NVRAM prevents the router from loading the config
B. Startup-config in flash is corrupt and cannot be analyzed
C. Router configuration-register set to bypass startup configuration
D. Startup-config in NVRAM is corrupt and cannot be analyzed
E. None of the above

9. [单选题]You want to upgrade the Ezonexam LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?

A. Full-duplex Ethernet consists of a shared cable segment. Half-duplex provides a point-to-point link
B. Full-duplex Ethernet uses two wires to send and receive. Half-duplex Ethernet uses one wire to send and receive
C. Full-duplex Ethernet can provide higher throughput than can half-duplex Ethernet of the same bandwidth
D. Full-duplex Ethernet uses a loopback circuit to detect collisions. Half-duplex Ethernet uses a jam signal
E. None of the above

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