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Basics of Data Communication and Transmission Modes

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

What is communication?

a)

Storing data in a computer

b)

Processing information automatically

c)

Encrypting messages

d)

Giving, receiving, and sharing information

2.

Data communication refers to _____.

a)

Exchange of data between two devices

b)

Computer programming

c)

Processing data in one device

d)

Data storage technique

3.

Which of the following is a transmission medium?

a)

Software

b)

Protocol

c)

Database

d)

Cable

4.

Which component defines the rules of communication?

a)

Protocol

b)

Receiver

c)

Sender

d)

Medium

5.

Which device acts as the sender?

a)

Speaker

b)

Monitor

c)

PC

d)

Printer

6.

Transmission mode refers to _____.

a)

Flow of information signal

b)

Type of hardware

c)

Software used

d)

Speed of data

7.

Which transmission allows one-way communication only?

a)

Half-duplex

b)

Full-duplex

c)

Simplex

d)

Parallel

8.

An example of simplex transmission is _____.

a)

Radio broadcast

b)

Video call

c)

Telephone call

d)

Walkie-talkie

9.

Walkie-talkie uses _____.

a)

Simplex

b)

Half-duplex

c)

Full-duplex

d)

Serial

10.

Telephone calls use _____.

a)

Full-duplex

b)

Simplex

c)

Broadcast

d)

Half-duplex

11.

Telecommunication lets people talk _____.

a)

only online

b)

anywhere and anytime

c)

at low speed

d)

only at home

12.

Which is NOT an advantage of telecommunication?

a)

faster communication

b)

online learning

c)

online transactions

d)

increased paperwork

13.

GSM belongs to which generation?

a)

1G

b)

2G

c)

3G

d)

4G

14.

SMS was introduced in ____.

a)

GPRS

b)

EDGE

c)

LTE

d)

GSM

15.

Which is an extension of GSM?

a)

LTE

b)

EDGE

c)

GPRS

d)

WiMAX

16.

MMS is a feature of ____.

a)

GSM

b)

GPRS

c)

EDGE

d)

LTE

17.

EDGE is also known as _____.

a)

3G

b)

5G

c)

2.5G

d)

4G

18.

Which technology is called 3.5G?

a)

EDGE

b)

HSDPA

c)

LTE

d)

WiMAX

19.

Video calls were introduced in ____.

a)

4G

b)

2G

c)

2.5G

d)

3G

20.

4G increases speed using ____.

a)

MMS

b)

GSM

c)

OFDM

d)

WAP

21.

IEEE 802.16 refers to ____.

a)

WiMAX

b)

GSM

c)

LTE

d)

Wi‑Fi

22.

WiMAX is mainly used for ____.

a)

LAN

b)

PAN

c)

MAN

d)

WAN

23.

LTE stands for ____.

a)

Local Telecom Equipment

b)

Light Telecom Exchange

c)

Long Term Ethernet

d)

Long Term Evolution

24.

LTE stands for ____.

a)

Long Term Evolution

b)

Local Transfer Engine

c)

Large Transmission Element

25.

LTE is a ____ generation technology.

a)

3G

b)

5G

c)

3.5G

d)

4G

26.

IoT and smart cities are enabled by ____.

a)

LTE

b)

5G

c)

3G

d)

WiMAX

27.

Which component represents the data?

a)

Medium

b)

Sender

c)

Message

d)

Protocol

28.

Which is hardware?

a)

Protocol

b)

Operating system

c)

Smartphone

d)

Application

29.

Two-way simultaneous communication is ____.

a)

Broadcast

b)

Simplex

c)

Half-duplex

d)

Full-duplex

30.

IP packet switching is used in ____.

a)

EDGE

b)

LTE

c)

GPRS

d)

GSM