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Worksheets

Computer Network

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the primary purpose of the Internet?

a)

To connect computers worldwide

b)

To store data locally

c)

To run standalone applications

d)

To protect data from hacking

2.

The Internet is a network of:

a)

Local area networks (LANs) only

b)

Wide area networks (WANs) only

c)

Interconnected networks of networks

d)

Single standalone computers

3.

Which protocol is considered fundamental for the Internet?

a)

FTP

b)

HTTP

c)

TCP/IP

d)

SMTP

4.

What is the main benefit of protocol layering in networks?

a)

To increase hardware cost

b)

To divide complex tasks into manageable layers

c)

To reduce network speedTo create duplicate data

d)

To create duplicate data

5.

Which layer is responsible for reliable end-to-end communication?

a)

Physical Layer

b)

Data Link Layer

c)

Transport Layer

d)

Network Layer

6.

The Internet protocol stack is also called

a)

OSI Model

b)

TCP/IP Model

c)

HTTP Protocol

d)

Frame Relay

7.

The original form of the Internet was called:

a)

ARPANET

b)

World Wide Web

c)

Ethernet

d)

Bluetooth

8.

Which organization was responsible for the creation of ARPANET?

a)

NASA

b)

DARPA

c)

IEEE

d)

ICANN

9.

The World Wide Web was invented by:

a)

Bill Gates

b)

Tim Berners-Lee

c)

Vint Cerf

d)

Steve Jobs

10.

Which body is responsible for the assignment of IP addresses?

a)

IEEE

b)

IANA

c)

ICANN

d)

ITU

11.

Which organization maintains Internet standards?

a)

IETF

b)

IEEE

c)

W3C

d)

ISO

12.

The RFC documents are primarily used for:

a)

Software licensing

b)

Defining internet protocols and standards

c)

Hardware specifications

d)

Marketing tools

13.

The smallest unit of data transmission in a network is called:

a)

Frame

b)

Packet

c)

Bit

d)

Segment

14.

Which layer converts bits into signals for transmission?

a)

Network Layer

b)

Data Link Layer

c)

Physical Layer

d)

Transport Layer

15.

Which of these devices operates at the Network Layer?

a)

Switch

b)

Router

c)

Hub

d)

Repeater

16.

The protocol used to convert domain names into IP addresses is called:

a)

FTP

b)

HTTP

c)

DNS

d)

SMTP

17.

What is the full form of TCP?

a)

Transfer Control Protocol

b)

Transmission Control Protocol

c)

Transport Control Protocol

d)

Transfer Communication Protocol

18.

The maximum size of an IPv4 address is:

a)

16 bits

b)

32 bits

c)

64 bits

d)

128 bits

e)

4 bytes

19.

Which network topology is most similar to the Internet?

a)

Star

b)

Ring

c)

Mesh

d)

Bus

e)

None

20.

The protocol responsible for sending email over the Internet is:

a)

HTTP

b)

FTP

c)

SMTP

d)

POP3

e)

DOM5