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Exam 8: Communications and Networks

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Question 41

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Microwave communication uses high-frequency:

A) radio waves
B) infrared
C) satellite communications
D) optic fibers

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Question 42

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Network _____ describes how a network is arranged and how resources are coordinated and shared, encompassing network topologies and strategies.

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Question 43

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A network _____ is a device that allows one LAN to be linked to other LANs or to larger networks.

Organizations use the following to allow suppliers and others limited access to their networks.

The client/server network strategy can handle very large networks efficiently.

In a wireless LAN, all communications pass through the network's centrally located wireless access point or _____.

_____ cable transmits data as pulses of light through tiny tubes of glass.

Every computer on the Internet has a unique numeric address called a(n) :

_____ area networks are countrywide and worldwide networks.

_____ cable is a high-frequency transmission medium that has a single solid copper core.

____ is the process of breaking down information sent or transmitted across the Internet into small parts.

A(n) _____ network topology does not use a specific physical layout but requires that each node have more than one connection to the other nodes.

Explain the difference between analog and digital signals.

The GPS device in an automobile uses which communication channel?

This type of network strategy uses central computers to coordinate and supply services to other nodes on the network.