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Exam 8: Communications and Networks

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Question 21

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WANs are widely used by organizations to link personal computers and to share printers and other resources.

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Question 22

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Explain how intranets and extranets are useful in supporting communication in an organization?

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An intranet is a private network within ...

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Question 23

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A hierarchical network topology in which each device is connected to a central node, either directly or through one or more other devices, is also called a(n) _______ network.

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

A(n) _______ area network is a network where the nodes are in close physical proximity to each other.

Compare the high speed connection services: DSL, cable, satellite, and cellular services.

Cellular services use _______ to provide wireless connectivity to the Internet.

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

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

What is a WLAN? How does it work?

Describe the four categories of bandwidth.

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

In a network environment, a client provides resources for the servers.

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

Using this type of communications channel, several users can simultaneously use a single connection for high-speed data transfer.

LTE stands for _______.

In a communication system, which among the following originate and accept messages in the form of data, information, and/or instructions?

_______ uses standard telephone lines to provide high-speed connections.

With respect to peer-to-peer network, there is an abundant amount of powerful management software that monitors the network activities.

A(n) _______ is a private network that connects more than one organization.