Question # 1

Which of the following is not the component of data communication system.

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Message

Sender

Protocol

Transmission Media

------------- is a secured connection over the internet.

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LAN

WAN

VPN

None of these

A ---------- is the data to be sent.

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Sender

Message

Receiver

None of these

Physical media is also called.......... or........

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Guided media

Bounded media

Both of above

None of these

The word.................... in computng means geographic distribution.

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Wi-Fi

Embedded

Edge

None of these

A computer or device that sends a message is called.

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Receiver

Sender

Encoders

Transmission media

It is also known as wirless transmission.

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Guided media

Unguided media

Both of above

None of these

A ------------ network is a radio network distributed over a vast area through hexagonal cell

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Li-Fi

Wi-Fi

Satellite

Cellular

Bluetooth is anothe rimportant...... range wireless communication system.

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Low

Mid

High

Side

-------- are electromagnicte waves that have frequencies between \1 and 300 GHz.

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Radio waves

Micro waves

Infrared waves

All of these

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8th Computer Science Chapter 2 Test MCQs With Answers

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