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640-802 Exam
640-802 Exam

Cisco Certified Network Associate

Exam Number/Code : 640-802

Exam Name : Cisco Certified Network Associate

Questions and Answers : 436 Q&As

Update Time: 2010-09-29

640-802Exam Description

Configure, verify and troubleshoot a switch with VLANs and interswitch communications

Select the appropriate media, cables, ports, and connectors to connect switches to other network devices and hosts

Explain the technology and media access control method for Ethernet networks

Explain network segmentation and basic traffic management concepts

Explain basic switching concepts and the operation of Cisco switches

Perform and verify initial switch configuration tasks including remote access management

Verify network status and switch operation using basic utilities (including: ping, traceroute, telnet, SSH, arp, ipconfig), SHOW & DEBUG commands

Identify, prescribe, and resolve common switched network media issues, configuration issues, auto negotiation, and switch hardware failures

Describe enhanced switching technologies (including: VTP, RSTP, VLAN, PVSTP, 802.1q)

Describe how VLANs create logically separate networks and the need for routing between them

Configure, verify, and troubleshoot VLANs

Configure, verify, and troubleshoot trunking on Cisco switches

Configure, verify, and troubleshoot interVLAN routing

Configure, verify, and troubleshoot VTP

Configure, verify, and troubleshoot RSTP operation

Interpret the output of various show and debug commands to verify the operational status of a Cisco switched network.

Implement basic switch security (including: port security, trunk access, management vlan other than vlan1, etc.)

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640-802 braindump

1. Refer to the exhibit. Which two statements are true about the loopback address that is configured on RouterB? (Choose two.)

A. It ensures that data will be forwarded by RouterB.

B. It provides stability for the OSPF process on RouterB.

C. It specifies that the router ID for RouterB should be 10.0.0.1.

D. It decreases the metric for routes that are advertised from RouterB.

E. It indicates that RouterB should be elected the DR for the LAN.

Answer: BC

2. Refer to the exhibit. Which two statements are true about interVLAN routing in the topology that is shown in the exhibit? (Choose two.)

A. Host E and host F use the same IP gateway address.

B. Router1 and Switch2 should be connected via a crossover cable.

C. Router1 will not play a role in communications between host A and host D.

D. The FastEthernet 0/0 interface on Router1 must be configured with subinterfaces.

E. Router1 needs more LAN interfaces to accommodate the VLANs that are shown in the exhibit.

F. The FastEthernet 0/0 interface on Router1 and Switch2 trunk ports must be configured using the same encapsulation type.

Answer: DF

3. Refer to the exhibit. After HostA pings HostB, which entry will be in the ARP cache of HostA to support this transmission?

A.

B.

C.

D.

E.

F.

Answer: D

640-802 exam guide

By: Adela1987




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