51CTO技术论坛_中国领先的IT技术社区 » IT技术自测 » CCNA的几道自测题（附注解及答案）

lanfox 发表于 2007-5-22 10:31

CCNA的几道自测题（附注解及答案）

[quote]1. How does EIGRP advertise subnet masks for each destination network?
A：EIGRP advertises a prefix length for each destination network.
B：EIGRP advertises a fixed length subnet mask for each destination network.
C：EIGRP advertises only a classful subnet mask for each destination network.
D：EIGRP, like IGRP and RIP, does not advertise a subnet mask for each
destination network.[/quote]

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[quote]2. Why should iBGP sessions be fully meshed within a Transit AS?
A：BGP requires redundant TCP sessions between iBGP peers.
B：A full mesh allows for optimal routing within the Transit AS.
C：Routes learned via iBGP are never propagated to other eBGP peers.
D：Routes learned via iBGP are never propagated to other iBGP peers.
E：Routes learned via eBGP are never propagated to other iBGP peers.[/quote]

**** Hidden Message *****

[quote]3.Which of the following devices can an administrator use to segment their LAN?
(Choose all that apply)
A. Hubs
B. Repeaters
C. Switches
D. Bridges
E. Routers
F. Media Converters
G. All of the above[/quote]

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[quote]4.Routers perform which of the following functions? (Select Three)
A. Packet switching
B. Collision prevention on a LAN segment.
C. Packet filtering
D. Broadcast domain enlargement
E. Broadcast forwarding
F. Internetwork communication[/quote]

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[quote]5.Which of the following are benefits of segmenting a network with a router? (Select
all that apply)
A. Broadcasts are not forwarded across the router.
B. All broadcasts are completely eliminated.
C. Adding a router to the network decreases latency.
D. Filtering can occur based on Layer 3 information.
E. Routers are more efficient than switches and will process the data more quickly.
F. None of the above.[/quote]

**** Hidden Message *****

gl3213 发表于 2007-5-22 11:30

学习,谢谢

tes82117 发表于 2007-5-22 11:40

测试一下所学的成果

copelee 发表于 2007-5-23 22:19

看看

askyhawk 发表于 2007-5-24 16:57

看下

jekay100 发表于 2007-5-24 17:51

看看~~~~难不?

dmis45394 发表于 2007-5-24 18:34

answer

dmis45394 发表于 2007-5-24 18:37

还好。对了4个。还要学习

meddy 发表于 2007-5-24 19:33

好帖啊~多学习学习

boris_yu 发表于 2007-5-24 21:25

看看

mylovertwins 发表于 2007-5-24 21:58

好看看很有用

red_dust 发表于 2007-5-24 22:23

louxilouxi

拜读

will005 发表于 2007-5-24 22:26

好学！！

japanoda 发表于 2007-5-24 23:33

jjj

jimn7302 发表于 2007-5-25 00:13

lfddd

chengyou1926 发表于 2007-5-25 09:34

好帖啊~多学习学习

修心 发表于 2007-5-25 09:35

学习学习

liweievo 发表于 2007-5-25 10:20

看答案

zzvvk1230 发表于 2007-5-25 11:31

好~~

wawalovecn 发表于 2007-5-25 12:15

kankan

raulhanlei 发表于 2007-5-25 12:54

kankan

枫客 发表于 2007-5-25 15:24

学习

52linux 发表于 2007-5-25 16:15

哎,学学...............

lanyue24 发表于 2007-5-25 19:09

学习,谢谢

uponfang 发表于 2007-5-25 22:00

yumen

xhylyx 发表于 2007-5-26 03:22

ddddddddddddddd

duchoe 发表于 2007-5-26 08:48

才看了一半~~~只会做3道题~~~

jpl 发表于 2007-5-26 10:30

只做了一题,看来功力还不够.

木雨林风 发表于 2007-5-26 11:03

ee

wangcl007 发表于 2007-5-26 15:22

看看。学习。

tom_c 发表于 2007-5-26 16:34

51cto

af2004203 发表于 2007-5-26 22:57

kan kan

jacy995 发表于 2007-5-27 09:59

看看

yjss139 发表于 2007-5-27 10:50

学习，谢谢！

linuxgt 发表于 2007-5-27 22:17

不错不错,学习学习

yanxinfeng1986 发表于 2007-5-28 13:00

GOOD GOODS!

bagds1000 发表于 2007-5-30 15:36

先顶一个,

yuquan_32 发表于 2007-6-1 17:25

学习一下

yuquan_32 发表于 2007-6-1 17:30

出了我一身汗啊

longde97 发表于 2007-6-2 18:11

回复 #1 lanfox 的帖子

kankan

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