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CCNA 640-802 V14 题库(111-115)

2008-07-17 11:24 佚名 51CTO.com 字号:T | T
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本文内容为Testinside CCNA 640-802 V14 最新题库(111-115)试题及答案。

AD:

111. What is the function of the command switchport trunk native vlan 999 on a Cisco Catalyst switch?

A. It creates a VLAN 999 interface.

B. It designates VLAN 999 for untagged traffic.

C. It blocks VLAN 999 traffic from passing on the trunk.

D. It designates VLAN 999 as the default for all unknown tagged traffic.

Answer: B

112. Which type of attack is characterized by a flood of packets that are requesting a TCP connection to a server?

A. denial of service

B. brute force

C. reconnaissance

D. Trojan horse

Answer: A

113. When a new trunk is configured on a 2950 switch, which VLANs by default are allowed over the trunk link?

A. no VLANs

B. all VLANs

C. only VLANs 1 - 64

D. only the VLANs that are specified when creating the trunk

Answer: B

114. What should be part of a comprehensive network security plan?

A. Allow users to develop their own approach to network security.

B. Physically secure network equipment from potential access by unauthorized individuals.

C. Encourage users to use personal information in their passwords to minimize the likelihood of passwords being forgotten.

D. Delay deployment of software patches and updates until their effect on end-user equipment is well known and widely reported.

E. Minimize network overhead by deactivating automatic antivirus client updates.

Answer: B

115. An access list was written with the four statements shown in the graphic. Which single access list statementwill combine all four of these statements into a single statement that will have exactly the same effect?

  

A. access-list 10 permit 172.29.16.0 0.0.0.255

B. access-list 10 permit 172.29.16.0 0.0.1.255

C. access-list 10 permit 172.29.16.0 0.0.3.255

D. access-list 10 permit 172.29.16.0 0.0.15.255

E. access-list 10 permit 172.29.0.0 0.0.255.255

Answer: C

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