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Telecommunications Systems and Components Quiz

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Telecommunications Systems and Components Quiz

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Questions and Answers

What technology is used for wireless communications in the microwave frequency range?

Wi-Fi

Near field communications

Bluetooth

3G (correct)

What type of network allows geographically separated workgroups to share documents and opinions?

Metropolitan area network (MAN)

Wide area network (WAN) (correct)

Local area network (LAN)

Personal area network (PAN)

Which device is responsible for monitoring the use of individual computers and shared hardware on a network?

Multiplexer

PBX

Network-management software (correct)

Modem

What term describes the electronic flow of data across international and global boundaries?

Transborder data flow Signup and view all the answers

Which protocol governs the exchange of information over a communications channel?

Communications protocol Signup and view all the answers

In a client/server system, what role does the client computer play?

Requests services from the server Signup and view all the answers

What are the elements of a telecommunications system?

Sending and receiving devices, modems, transmission media, and the message Signup and view all the answers

What does a modem do in a telecommunications system?

Converts signals into a different form or type Signup and view all the answers

What is a communications channel in a telecommunications system?

A transmission medium that carries a message from the source to the receivers Signup and view all the answers

Which media category includes twisted-pair wire cable?

Guided transmission media Signup and view all the answers

How does telecommunications impact business?

It removes the barriers of time and distance Signup and view all the answers

What serves as an interface between a sending device and a receiving device in a telecommunications system?

Transmission media Signup and view all the answers