Computer Systems and Networks Quizzes: Test Your Knowledge

Question 1

What is the purpose of a network?

Accepted Answer

To connect computers and devices

Answer

To play games

Answer

To store files

Answer

To charge devices

Question 2

Which device is used to connect computers to a network wirelessly?

Accepted Answer

Wi-Fi adapter

Answer

Modem

Answer

Router

Answer

Ethernet cable

Question 3

What is the name of the worldwide network of computers?

Accepted Answer

Internet

Answer

Intranet

Answer

Extranet

Answer

Local area network

Question 4

What is the difference between a modem and a router?

Accepted Answer

A modem connects to the Internet, while a router connects devices to a network

Answer

A router connects to the Internet, while a modem connects devices to a network

Answer

They are both the same thing

Answer

They both connect to the Internet

Question 5

Which is a type of computer virus?

Accepted Answer

Malware

Answer

Spam

Answer

Phishing

Answer

Firewall

Question 6

Which of the following is NOT a part of a computer system?

Accepted Answer

WiFi

Answer

Processor

Answer

Keyboard

Answer

Hard drive

Question 7

Which of the following is a wired type of network?

Accepted Answer

Wired network

Answer

Wireless network

Answer

Bluetooth network

Answer

Cellular network

Question 8

What is the World Wide Web?

Accepted Answer

A collection of websites

Answer

A type of computer network

Answer

A programming language

Answer

A social media platform

Question 9

What is the main purpose of a firewall?

Accepted Answer

To protect a network from unauthorized access

Answer

To speed up a network

Answer

To store data

Answer

To display information

Question 10

What is the main purpose of a firewall, and how does it help protect a computer network?

Accepted Answer

A firewall is software that blocks unauthorized access to a computer network, keeping it safe.

Answer

A firewall is a type of computer hardware that connects devices to a network, making it possible to share information.

Answer

A firewall is a harmful virus that can spread through a computer network, damaging connected devices.

Question 11

What is the primary function of a network interface card (NIC) in a computer network?

Accepted Answer

Connect a computer to a network

Answer

Store files and programs

Answer

Increase computer speed

Question 12

Which part of a computer receives and displays the information you see?

Accepted Answer

Monitor

Answer

Keyboard

Answer

Mouse

Answer

Printer

Question 13

Which of these is NOT part of a home network?

Accepted Answer

Television

Answer

Computer

Answer

Router

Answer

Modem

Question 14

Which of these is a website where you can chat with friends and share photos?

Accepted Answer

Facebook

Answer

Google

Answer

YouTube

Answer

Amazon

Question 15

What is the internet?

Accepted Answer

A giant network of computers all over the world

Answer

A collection of interesting websites

Answer

A tool for sending emails

Answer

A place to play games

Question 16

What is a network used for?

Accepted Answer

To connect computers and devices together

Answer

To store data and programs

Answer

To display information

Answer

To run programs

Question 17

What is the name of the device that connects computers to a network?

Accepted Answer

Router

Answer

Modem

Answer

Switch

Answer

Server

Question 18

What is the difference between the Internet and a LAN?

Accepted Answer

The Internet is a global network, while a LAN is a local network

Answer

A LAN is a global network, while the Internet is a local network

Answer

The Internet is faster than a LAN

Answer

A LAN is faster than the Internet

Question 19

What is the purpose of a firewall?

Accepted Answer

To protect a network from unauthorized access

Answer

To speed up network traffic

Answer

To store data

Answer

To run programs

Question 20

Which device is used to type on a computer?

Accepted Answer

Keyboard

Answer

Mouse

Answer

Printer

Answer

Monitor

Question 21

What is a network of computers and other devices called?

Accepted Answer

Computer network

Answer

Internet

Answer

World Wide Web

Answer

Local area network

Question 22

What connects computers and devices worldwide?

Accepted Answer

Internet

Answer

Local area network

Answer

Router

Answer

Firewall

Question 23

Which network topology connects all devices to a central point?

Accepted Answer

Star

Answer

Bus

Answer

Ring

Answer

Mesh

Question 24

What is a device that forwards data between different network segments called?

Accepted Answer

Router

Answer

Switch

Answer

Modem

Answer

Firewall

Question 25

What is a software program that protects a computer from unauthorized access?

Accepted Answer

Firewall

Answer

Antivirus

Answer

Operating system

Answer

Web browser

Question 26

What is a system of interconnected web pages and documents called?

Accepted Answer

World Wide Web

Answer

Internet

Answer

Search engine

Answer

Social media

Question 27

Which software manages the hardware and software resources of a computer?

Accepted Answer

Operating system

Answer

Browser

Answer

Spreadsheet

Answer

Word processor

Question 28

A network that connects computers within a limited area, like a classroom or office, is known as a:

Accepted Answer

Local area network (LAN)

Answer

Wide area network (WAN)

Answer

Cellular network

Answer

Satellite network

Question 29

What is the primary function of a router in a computer network?

Accepted Answer

Exchanging data between networks

Answer

Storing data

Answer

Protecting against viruses

Answer

Connecting computers to the network

Question 30

What is the key difference between a web browser and a search engine?

Accepted Answer

A browser displays web pages, while a search engine finds them.

Answer

A search engine displays web pages, while a browser finds them.

Answer

A browser and a search engine perform the same function.

Answer

A browser is a type of search engine.

Question 31

Which of these practices is NOT recommended for safe and responsible internet use?

Accepted Answer

Clicking on every link you see

Answer

Visiting only trusted websites

Answer

Sharing personal information cautiously

Answer

Being respectful of others online

Question 32

Which of these is **not** a component of a computer system?

Accepted Answer

Printer

Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Question 33

Which of these is a type of network topology?

Accepted Answer

Bus

Answer

Operating system

Answer

Protocol

Answer

Firewall

Question 34

What is the main purpose of a router?

Accepted Answer

To direct network traffic

Answer

To protect against viruses

Answer

To translate web addresses

Question 35

Which of these is an advantage of using a network?

Accepted Answer

Sharing resources

Answer

Increased cost

Answer

Reduced security

Answer

Slower access to data

Question 36

What is the main difference between a LAN and a WAN?

Accepted Answer

LANs are generally smaller and faster than WANs

Answer

WANs are generally smaller and faster than LANs

Answer

WANs are used for wired networks, while LANs are used for wireless networks

Answer

LANs are used for private networks, while WANs are used for public networks

Question 37

Which of these is a security risk associated with using networks?

Accepted Answer

Hacking

Answer

Hardware failures

Answer

Power outages

Answer

Software updates

Question 38

What is the primary function of a firewall?

Accepted Answer

To protect a computer from unauthorized access

Answer

To improve network speed

Answer

To store data

Answer

To translate web addresses

Question 39

What is one of the main advantages of cloud computing?

Accepted Answer

Reduced costs

Answer

Increased complexity

Answer

Slower access to data

Answer

Less flexibility

Question 40

Which of these is **NOT** a typical part of a computer system?

Accepted Answer

Television

Answer

Keyboard

Answer

Mouse

Answer

Monitor

Question 41

What is the primary function of the CPU in a computer?

Accepted Answer

Processes instructions

Answer

Stores data

Answer

Displays images

Answer

Connects to the internet

Question 42

What is the main purpose of a computer network?

Accepted Answer

To connect multiple devices and allow them to communicate

Answer

To play games

Answer

To send emails

Answer

To store files online

Question 43

Which of the following options is **NOT** a type of computer network?

Accepted Answer

Local Area Network (LAN)

Answer

Wide Area Network (WAN)

Answer

Metropolitan Area Network (MAN)

Answer

Personal Area Network (PAN)

Question 44

How are devices typically connected in a network?

Accepted Answer

Through network cables or wireless signals

Answer

By USB cables

Answer

By power cords

Answer

By HDMI cables

Question 45

What is the primary purpose of a network protocol?

Accepted Answer

To establish rules for communication between devices on a network

Answer

To create new network devices

Answer

To store data on a network

Question 46

Which of these is **NOT** an advantage of using a computer network?

Accepted Answer

Increased risk of data security breaches

Answer

Access to shared resources

Answer

Improved communication

Answer

Easy file sharing

Question 47

Which type of network is commonly found in a school environment?

Accepted Answer

Local Area Network (LAN)

Answer

Wide Area Network (WAN)

Answer

Personal Area Network (PAN)

Answer

Metropolitan Area Network (MAN)

Question 48

How can you use a computer network to communicate with friends?

Accepted Answer

By using instant messaging applications

Answer

By sending a letter

Answer

By making a phone call

Answer

By sending a postcard

Question 49

You want to share a photo with your classmates. Which network feature would you use?

Accepted Answer

File sharing

Answer

Video conferencing

Answer

Email

Answer

Web browsing