Introduction to Computer Systems: Interactive Learning Quizzes

Question 1

Which component of a computer system is responsible for carrying out instructions and performing calculations?

Accepted Answer

Central Processing Unit (CPU)

Answer

Memory

Answer

Storage

Answer

Input/Output devices

Question 2

Which type of storage device is used to store data permanently in a computer system?

Accepted Answer

Hard disk drive

Answer

Random Access Memory (RAM)

Answer

Cache

Answer

Registers

Question 3

Which input device is commonly used to navigate and interact with a computer's graphical user interface?

Accepted Answer

Mouse

Answer

Keyboard

Answer

Joystick

Answer

Scanner

Question 4

What is the primary function of an operating system?

Accepted Answer

To manage hardware resources and software applications

Answer

To provide a graphical user interface

Answer

To store user data

Answer

To connect to the internet

Question 5

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

Accepted Answer

To connect the computer to a network

Answer

To process data

Answer

To store programs

Answer

To display information

Question 6

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

Accepted Answer

To prevent unauthorized access

Answer

To enhance network performance

Answer

To store data

Answer

To connect devices

Question 7

Which abbreviation stands for Random Access Memory?

Accepted Answer

RAM

Answer

RAC

Answer

ROM

Answer

RAMC

Question 8

What is the primary function of the motherboard in a computer system?

Accepted Answer

To connect all the hardware components

Answer

To store and retrieve data

Answer

To process data

Answer

To provide power to the other components

Question 9

Which of the following is NOT considered a storage device?

Accepted Answer

Cache memory

Answer

Hard disk drive

Answer

Solid state drive

Answer

Optical drive

Question 10

What is the main purpose of the CPU (Central Processing Unit)?

Accepted Answer

To perform calculations and execute instructions

Answer

To control the flow of data

Answer

To store data and programs

Answer

To provide an interface to the user

Question 11

What is the primary function of the motherboard in a computer system?

Accepted Answer

To connect all the components of the computer

Answer

To store data

Answer

To process data

Answer

To provide power to the system

Question 12

Which of the following is considered an input device?

Accepted Answer

Keyboard

Answer

Monitor

Answer

Printer

Answer

CPU

Question 13

What is the primary purpose of an operating system?

Accepted Answer

To manage computer hardware and software resources

Answer

To provide a user interface

Answer

To run application programs

Answer

To store files

Question 14

The primary purpose of a network protocol is to:

Accepted Answer

Establish rules for communication between devices connected to a network

Answer

Provide encryption for data transmission

Answer

Route data packets to their destination

Answer

Manage network traffic and congestion

Question 15

Which of the following is a widely used file format designed specifically for storing images?

Accepted Answer

JPEG

Answer

MP3

Answer

PDF

Answer

DOC

Question 16

What is the main difference between hardware and software in a computer system?

Accepted Answer

Hardware is physical, while software is not.

Answer

Software is generally faster than hardware.

Answer

Hardware only stores data, while software only processes data.

Answer

Hardware interacts with users directly, while software does not.

Question 17

The primary function of the Central Processing Unit (CPU) in a computer system is to:

Accepted Answer

Process data and perform calculations

Answer

Store data permanently

Answer

Transfer data between different components

Answer

Display data on the screen

Question 18

In a graphical user interface (GUI), the input device commonly used for navigation is the:

Accepted Answer

Mouse

Answer

Keyboard

Answer

Scanner

Answer

Printer

Question 19

The operating system (OS) in a computer system is responsible for:

Accepted Answer

Managing hardware and software resources, providing essential services

Answer

Executing user programs

Answer

Storing data permanently

Answer

Connecting to networks

Question 20

Which type of software is designed to perform specific tasks, such as web browsing or word processing?

Accepted Answer

Application software

Answer

System software

Answer

Utility software

Answer

Middleware

Question 21

The main purpose of a network interface card (NIC) is to:

Accepted Answer

Connect a computer to a network

Answer

Store data on a network

Answer

Control access to a network

Answer

Secure a network

Question 22

Which data transmission mode allows for simultaneous data exchange in both directions?

Accepted Answer

Full-duplex

Answer

Simplex

Answer

Half-duplex

Answer

Asynchronous

Question 23

What is the purpose of a firewall in a computer network?

Accepted Answer

To protect against unauthorised access

Answer

To improve network performance

Answer

To store network data

Answer

To connect different networks

Question 24

Which cloud computing service model provides users with access to computing resources, such as servers and storage, on a pay-as-you-go basis?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Answer

Function as a Service (FaaS)

Question 25

What is the primary purpose of a virtual private network (VPN)?

Accepted Answer

To provide secure remote access to a private network

Answer

To connect multiple networks over a public network

Answer

To monitor network traffic

Answer

To encrypt data transmissions