CCNA 1 Module 8 Revision Guide

Question 1

You have tested your LAN and found there to be excessive collisions. How would you alleviate the problem?

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Learn the methods employed to reduce collisions on a network!!

Question 2

Which device would be used to split a network segment in two separate parts?

a) A Switch

b) A Router

c) A Hub

d) A Bridge

e) A Repeater

Learn which methods devices use to operate!!

Question 3

Name the four devices above. Name which layer of the OSI model they operate and which method they

base their addressing on to forward packets on a network.

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Question 4

A network running in full-duplex mode has which of the following? (Choose 2)

a) More collision domains

b) Larger collision domains

c) Larger Broadcast domains

d) No Collision domains

e) Faster transmission speeds

Learn how a network running different configurations operates!!!
Question 5

A switch is forwarding packets as soon as it has read the MAC Address. What mode is it running?

a) Fragment Free

b) Fast Mode

c) Cut-through

d) Store-and-forward

e) Full duplex transmission

Learn about switch modes and how they operate on the packets they receive!!

Question 6

What does the term STP stand for in relation to preventing loops on a switched network and what is the

function of STP?

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Question 7

Which of the following network types uses networking devices to extend the distances that cable can be run?

a) Length/shared media

b) Extended shared media

c) Point-to-point network

d) Extended point-to-point network

e) Multiple access/point-to-point

Learn the terms used in networking and how they are extended!!

Question 8

A network engineer working for Ebay decides to replace certain hubs on the network with switches.

This division of the network would have which of the following benefits? (Choose 3)

a) Logical forwarding decisions on packets

b) Network segmentation

c) Equal broadcast domain

d) Forwarding decisions based on physical addressing

e) Better auction prices on web site

Learn why networking engineers replace equipment for different equipment, what are the benefits?

Question 9

John has been hosting an online video conference on his network. As a result of this the network data

transfer speeds are seriously reduced. What is causing this and why?

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Question 10

Which layers of the OSI model does a router operate and what does it base its forwarding decisions on?

(Choose 2)

a) Layers 2-4

b) Layers 3-5

c) Layers 1-3

d) Logical

e) Physical

f) Postal

Learn what devices operate at which layer and what they base their forwarding decisions on!

Question 11

We wished to use a switching method that will ensure packet integrity; which is the preferred method?

a) Fast-forward

b) Store-and-forward

c) Fragment free

d) Cut-through

e) Packet-ensure

Question 12

We wish to use a switching method that will ensure fast delivery; which is the preferred method?

f) Fast-forward

g) Store-and-forward

h) Fragment free

i) Cut-through

j) Packet-ensure

Learn your Switching methods and how they differ!

Question 13

Which LAN switching methods have a fixed latency time?

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Question 14

A network administrator has a multi-floor LAN to maintain. A large amount of broadcast traffic is slowing

the network, which device would correct this?

a) Switch

b) Hub

c) Router

d) Bridge

e) Multi-port repeater

f) Transceiver

Learn how broadcast domains are split!!

Question 15

What does a switch use to provide maximum bandwidth on a network? (Choose 2)

a) Two-way simultaneous communication

b) Store-and-forward switching

c) Half-Duplex communication

d) Cut-through communication

e) Digital bandwidth

f) Full duplex-communication

Learn about methods used to increase bandwidth!!!

Question 16

A lot of packets are failing to reach their destination on a network. The network administrator is using

cut-through switching. How can she alleviate the problem?

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Learn the effects of switching controls!!!

Question 17

What is the area referred to as, that controls frame propagation within that area?

a) MAC Address domain

b) Collision domain

c) Broadcast domain

d) Propagation domain

Learn about frame propagation and how it is controlled!!!

Question 18

100 Mbps LAN

1Gbps Backbone

How many collision domains are there on the above topology? How many Broadcast domains?

What switching technology would you implement?

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Good luck on the test!!