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NET221 REVIEWER

A visualization of various communication channels and transmission media including twisted pair cables, fiber optics, and coaxial cables represented in a vibrant and educational diagram.

NET221 Communication Review Quiz

Test your knowledge on communication channels and transmission media with the NET221 Review Quiz! This quiz consists of 18 carefully crafted multiple-choice questions designed to enhance your understanding of key concepts in telecommunications.

Key Features:

Multiple-choice questions
Instant feedback on answers
Score tracking to monitor your progress

18 Questions4 MinutesCreated by TransmittingWave77

Is a communication channel that carries the information from the sender to the receiver.

Bandwidth

Transmission Media

All the factors are remaining constant.

Interference

Bandwidth

When the received signal is not identical to the transmitted one.

Transmission impairment

Attenuation

Is defined as the process of disrupting a signal when it travels over a communication medium on the addition of some unwanted signal.

Interference

Noise

Means the loss of energy.

Distortion

Attenuation

Occurs when there is a change in the shape of the signal.

Distortion

Bandthwidth

When data is travelled over a transmission medium, some unwanted signal is added to it

Interruption

Noise

It is a physical media made up of a pair of cables twisted with each other.

Twisted Pair

Coaxial Cable

Is widely used in telecommunication.

Untwisted Twisted Pair

Unshielded Twisted Pair

Is a cable that contains the mesh surrounding the wire that allows the higher transmission rate.

Shielded Twisted Pair

Wire Cable

Is very commonly used transmission media, for example, TV

Coaxial Cable

Fiber Optic

It is defined as the process of transmitting a single signal at high speed.

Core

Baseband transmission

It is defined as the process of transmitting multiple signals simultaneously.

Coaxial Cable

Broadband transmission

Is a cable that uses electrical signals for communication.

Fiber Optic

Coaxial Cable

The optical fiber consists of a narrow strand of glass or plastic.

Core

Jacket

The concentric layer of glass is known as

Cladding

Fiber Optic

The protective coating consisting of plastic is known as

UTP Cable

Jacket

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