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Exam 8: Communications and Networks

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Question 1

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

A) Protocol
B) Bandwidth
C) Identification
D) Packetization

E) A) and B)
F) A) and C)

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Question 2

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A _______ area network is a type of wireless network that works within your immediate surroundings to connect cell phones to headsets, controllers to game systems, and so on.

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Question 3

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Network operating systems (NOS) control and coordinate the activities of all computers and other devices on a network.

Microwave communication uses high-frequency _______.

The essential features of this include identifying, sending, and receiving devices and breaking information into small parts for transmission across the Internet.

The capacity of a communication channel is measured in _______.

The GPS device in an automobile uses which communication channel?

What is a WLAN? How does it work?

In a client/server network, the _______ provides access to resources and services.

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

The range of Wi-Fi networks using microwave connections is being extended over greater distances using a new technology known as _______.

A wireless access point that provides Internet access in a public place such as a coffee shop, library, bookstore, or university.

In a computer network, this node that requests and uses resources available from other nodes.

TCP/IP protocol involves identifying, sending, and receiving devices and breaking information into small parts for transmission across the Internet.

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

The _______ is the central node that coordinates the flow of data by sending messages directly between the sender and receiver nodes.

The most common standard in LANs is called Ethernet.

One of the most dramatic changes in connectivity and communications in the past few years has been _______.

A prototype is a set of communication rules for the exchange of information.

This type of network topology does not use a specific physical layout.