CISCOCCNA网络工程师题库

培训大讲堂官方YY 频道:3660m CCNA题库 考试代号: 640-802

考试时间:英文110+30=140分钟 通过分数: 825 题库版本: V104.4

鸿鹄论坛招募CCNA、CCNP答疑讲师 答疑地点:鸿鹄官方YY频道3660 CCNA(640-802)题库V104.4

CCNA(640-802)题库V104.4(情人节版)

V104系列是官方的终结版本,以后不会再出V105 V106 V108等等 ======================================== 更新内容:

V104.1修正V104中错误题目,确定经典争议题目答案; V104.2增加拖图题并可完美模拟考试,VCE题库增加中文注释;

V104.3针对思科CCNA考试变题,更新考试新增题目93Q,更新V104.2实验题;

V104.4增加全文中文注释,汇总V104.3九次更新,删除部分旧题目,为目前最新官方正版题库; 2011.8.1 增加每日新题,修订部分错误。

增加5道新题,分别是519、520、521、522、523题 修改176题、375题、443题、482题答案错误 修改59题、88题、453题、107题、270题注释错误 增加个别疑难拖图题注释,优化实验题

============================================= QUESTION 1

When you are logged into a switch, which prompt indicates that you are in privileged mode? (当您登录到交换机,哪种提示表明你在特权模式?) A. % B. @ C. > D. $ E. # Answer: E

Section: Chapter 4: Introduction to Cisco IOS Explanation/Reference: 特权模式就是#提示符 QUESTION 2

Which command shows system hardware and software version information? (哪些命令显示系统硬件和软件的版本信息?) A. show configuration B. show environment C. show inventory

D. show platform E. show version Answer: E

Section: Chapter 4: Introduction to Cisco IOS Explanation/Reference:

查看系统的软件和硬件信息使用的命令是show version QUESTION 3

Cisco Catalyst switches CAT1 and CAT2 have a connection between them using ports FA0/13. An 802. 1Q trunk is configured between the two switches. On CAT1, VLAN 10 is chosen as native, but on CAT2 the native VLAN is not specified.What will happen in this scenario? (思科

Catalyst 交换机 CAT1 和 CAT2 有它们之间的连接使用端口

FA0/13。两个交换机之间用802.1Q中继配置,CAT1做为VLAN10的主机,但在 CAT2 上的本地 VLAN 未指定。在这种情况下会发生什么?)

A. 802.1Q giants frames could saturate the link.

B. VLAN 10 on CAT1 and VLAN 1 on CAT2 will send untagged frames. C. A native VLAN mismatch error message will appear.

D. VLAN 10 on CAT1 and VLAN 1 on CAT2 will send tagged frames. Answer: C

Section: Chapter 10: VLAN Explanation/Reference:

如果两边native不匹配的话.switch将报native不匹配的日志信息 QUESTION 4

Which command would correctly configure a serial port on a router with the last usable host address in the (/29 子网的路由器上配置的串行端口?) Answer: F

Section: Chapter 4: Introduction to Cisco IOS Explanation/Reference: QUESTION 5

valid IP address of this host?() Answer: C

Section: Chapter 3: IP Addressing and VLSM Explanation/Reference: 考点:考查VLSM A:超出范围 B:广播地址 C:正确 D:网络号 E:超出范围 QUESTION 6

Which two addresses can be assigned{} Answer: BD

Section: Chapter 3: IP Addressing and VLSM Explanation/Reference: 考点:考查VLSM A:网络号 B/D:正确 C:广播地址 E:网络号 QUESTION 7

The network administrator has asked you to check the status of the workstation's IP stack by pinging the loopback address. Which address would you ping to perform this task? {网络管理员已要求您通过

ping 环回地址检查工作站的 IP 堆栈的状态。您

要执行此任务将 ping 哪个地址?}

Answer: B

Section: Chapter 3: IP Addressing and VLSM Explanation/Reference:

考点:使用ping来检测主机的IP栈。 QUESTION 8

ping between the hosts are unsuccessful. What two things can be done to allow communications between the hosts? (Choose two.) {}

A. Replace the straight-through cable with a crossover cable. B. Change the subnet mask of the hosts to /25. C. Change the subnet mask of the hosts to /26. Answer: AB

Section: Chapter 3: IP Addressing and VLSM Explanation/Reference:

考点:同构设备使用交叉线,两端的IP需要在同一个子网。 A:使用交叉线替换现有的直通线。正确。 B:修改掩码为25位,正确。

C:修改掩码为26为,错误。不能使他们在同一个子网。 D/E:错误,都不能使他们在同一个子网。 QUESTION 9

unable to ping any remote devices. What is preventing the router from pinging remote devices?() A. The default gateway is not an address on this subnet. B. The default gateway is the broadcast address for this subnet. C. The IP address is the broadcast address for this subnet. D. The IP address is an invalid class D multicast address. Answer: B

Section: Chapter 3: IP Addressing and VLSM Explanation/Reference: 考点:考查VLSM。

A:默认网关不属于这个子网,错误 B:默认网关是这个子网的广播地址,正确

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