ccna interview questions and answers

Part - 35 CCNA Interview Questions and Answers

171 Identify 3 characteristics of a MAC address?

A.) Burned into the NIC

B.) 48 bits long

C.) Length is 32 bits

D.) Used to deliver the frame to the end device

E.) Contains a network portion and a host portion

Ans A B D

The MAC address is 48 bits long not 32. It does NOT contain a network and host portion with the address. It is used to deliver the frame to the destination device.

172 Identify 3 IP routing protocols?

A.) RIP

B.) AURP

C.) OSPF

D.) IGRP

E.) ARP

F.) ICMP

Ans A C D

AURP and ICMP are not routing protocols.

173 Identify the type of routing protocol that exchanges entire routing tables at regular intervals?

A.) Link state

B.) Interior gateway protocols

C.) Appletalk routing

D.) Distance vector

Ans D

Distance Vector routing protocols exchange entire routing tables with it's neighbors. Link State routing protocols exchange LSP's to share information regarding the networks they know.

174 Identify the type of hardware required to connect a Token ring network to an Ethernet network?

A.) Repeater

B.) TR-Enet

C.) Router

D.) Token Ring to Ethernet translation hub

Ans C

Routers are used to connect dissimilar networks with different access-methods, like connecting Token Ring to Ethernet.

175 Identify 3 characteristics regarding CDP?

A.) On by default

B.) Shows only directly connected neighbors

C.) Requires IP or IPX

D.) 60 second update interval by default

E.) 30 second updates interval by default

Ans A B D

CDP stands for Cisco Discovery Protocol. It is used to discover directly connected neighbors, it is on by default and has a 60 second update interval by default.