Hardware Components Quiz: Test Your Knowledge of Computer Hardware

Question 1

Which component temporarily stores data and is crucial for running programs?

Accepted Answer

RAM

Answer

CPU

Answer

HDD

Answer

GPU

Question 2

Which device helps you input text and numbers into a computer?

Accepted Answer

Keyboard

Answer

Monitor

Answer

Printer

Answer

Microphone

Question 3

The device that shows you information is the:

Accepted Answer

Monitor

Answer

Keyboard

Answer

RAM

Answer

HDD

Question 4

Which component permanently stores data and keeps it even when the computer is off?

Accepted Answer

HDD

Answer

CPU

Answer

RAM

Answer

GPU

Question 5

An operating system does NOT:

Accepted Answer

Store data permanently

Answer

Manage hardware and software resources

Answer

Provide a graphical user interface

Answer

Run application programs

Question 6

Which memory type is very fast and used to hold frequently accessed data?

Accepted Answer

RAM

Answer

ROM

Answer

HDD

Answer

SSD

Question 7

The part of a CPU that handles floating-point calculations is the:

Accepted Answer

Floating-Point Unit

Answer

Control Unit

Answer

Arithmetic Logic Unit

Answer

Memory Unit

Question 8

Which technology allows multiple operating systems to be used on the same computer simultaneously?

Accepted Answer

Virtualization

Answer

Cloud Computing

Answer

Distributed Computing

Answer

Artificial Intelligence

Question 9

Which component within a computer system is responsible for processing data and carrying out instructions?

Accepted Answer

CPU

Answer

Memory

Answer

Storage

Answer

Input device

Question 10

What type of memory temporarily stores information and instructions that are being actively processed?

Accepted Answer

RAM

Answer

ROM

Answer

Cache

Answer

Hard drive

Question 11

What is the primary purpose of an input device?

Accepted Answer

To receive and convert data into a format understandable by the computer

Answer

To store data permanently

Answer

To display output to the user

Answer

To execute instructions

Question 12

Which of the following is NOT a function of an output device?

Accepted Answer

Receive input from the user

Answer

Display visual information on a screen

Answer

Print physical copies of data

Answer

Produce sound

Question 13

What is the primary function of cache memory?

Accepted Answer

To temporarily store frequently accessed data and instructions for faster processing

Answer

To store data that is not currently being used

Answer

To connect different components of the computer

Answer

To provide power to the computer

Question 14

Which input device allows users to interact with the screen by pointing and selecting items?

Accepted Answer

Mouse

Answer

Keyboard

Answer

Scanner

Answer

Microphone

Question 15

What is the primary role of the operating system within a computer system?

Accepted Answer

To manage hardware resources and provide a platform for running applications

Answer

To process data and instructions

Answer

To store data permanently

Answer

To connect the computer to the internet

Question 16

Which of the following is the device that is responsible for processing and executing instructions within a computer?

Accepted Answer

CPU (Central Processing Unit)

Answer

RAM (Random Access Memory)

Answer

Motherboard

Answer

GPU (Graphics Processing Unit)

Question 17

Which device is primarily used to store data and programs that are currently being processed by the computer?

Accepted Answer

RAM (Random Access Memory)

Answer

Hard disk drive

Answer

Solid-state drive (SSD)

Answer

Flash drive

Question 18

Which of the following devices allows a user to enter text and commands into a computer?

Accepted Answer

Keyboard

Answer

Mouse

Answer

Scanner

Answer

Printer

Question 19

Which device is responsible for displaying information and images on the computer screen?

Accepted Answer

Monitor

Answer

Keyboard

Answer

Speaker

Answer

Webcam

Question 20

Which component of a computer permanently stores data, even when the computer is turned off?

Accepted Answer

Hard disk drive

Answer

RAM (Random Access Memory)

Answer

Cache memory

Answer

Optical drive

Question 21

Which of the following is NOT a function of a motherboard?

Accepted Answer

Storing data and programs

Answer

Connecting and supporting computer components

Answer

Providing power to the CPU

Answer

Facilitating communication between devices

Question 22

Which device converts alternating current (AC) power to direct current (DC) power for use by computer components?

Accepted Answer

Power supply unit (PSU)

Answer

Cooling fan

Answer

Graphics card

Answer

Sound card

Question 23

Which type of memory is the fastest and most expensive, and is used to store small amounts of data frequently accessed by the CPU?

Accepted Answer

Cache memory

Answer

RAM (Random Access Memory)

Answer

ROM (Read-Only Memory)

Answer

Hard disk memory

Question 24

Which of the following is a characteristic of hardware?

Accepted Answer

Physical and tangible

Answer

Intangible and non-physical

Answer

Can be easily modified

Answer

Is updated regularly

Question 25

Which of the following is a type of portable storage device that can be easily connected to a computer and used to transfer files?

Accepted Answer

Flash drive

Answer

Hard disk drive

Answer

Optical drive

Answer

Magnetic tape

Question 26

Which hardware component is responsible for executing instructions and performing calculations?

Accepted Answer

Central Processing Unit (CPU)

Answer

Memory

Answer

Input device

Answer

Storage device

Question 27

Which type of memory stores the operating system and currently running programs?

Accepted Answer

Random Access Memory (RAM)

Answer

Read-Only Memory (ROM)

Answer

Hard Disk Drive (HDD)

Answer

Solid State Drive (SSD)

Question 28

Which of the following is an input device that allows users to enter text and commands?

Accepted Answer

Keyboard

Answer

Mouse

Answer

Scanner

Answer

Webcam

Question 29

What is the primary purpose of a storage device?

Accepted Answer

To permanently store files, programs, and data

Answer

To execute instructions and process data

Answer

To allow users to interact with the computer

Answer

To display information to the user

Question 30

Which output device displays images, videos, and other visual information?

Accepted Answer

Monitor

Answer

Printer

Answer

Speaker

Answer

Headphones

Question 31

What is the function of a computer network?

Accepted Answer

To connect computers and share resources

Answer

To store and retrieve files

Answer

To execute programs and perform calculations

Answer

To display information to the user

Question 32

Which protocol is responsible for allowing different devices on a network to communicate with each other?

Accepted Answer

Transmission Control Protocol/Internet Protocol (TCP/IP)

Answer

Hypertext Transfer Protocol (HTTP)

Answer

Simple Mail Transfer Protocol (SMTP)

Answer

File Transfer Protocol (FTP)

Question 33

What is the purpose of a firewall?

Accepted Answer

To protect a computer from unauthorized access

Answer

To access websites on the Internet

Answer

To store and retrieve data

Answer

To display information on a screen

Question 34

What type of memory is used to temporarily store data while the computer is running?

Accepted Answer

Random Access Memory (RAM)

Answer

Read-Only Memory (ROM)

Answer

Hard Disk Drive (HDD)

Answer

Optical Drive

Question 35

What is the primary function of a keyboard as an input device?

Accepted Answer

To enter text and commands

Answer

To display information

Answer

To store data

Answer

To process instructions

Question 36

Which of these devices is an example of an output device?

Accepted Answer

Printer

Answer

Scanner

Answer

Keyboard

Answer

Mouse

Question 37

What is the primary role of the system unit in a desktop computer?

Accepted Answer

To house the main components of the computer

Answer

To store the operating system

Answer

To connect to the internet

Answer

To provide power to the computer

Question 38

What is the purpose of a port in a computer system?

Accepted Answer

To connect external devices

Answer

To store data

Answer

To process instructions

Answer

To provide power

Question 39

Which of these is NOT a basic component of a computer system?

Accepted Answer

Software

Answer

CPU

Answer

Memory

Answer

Storage

Question 40

A computer often shows the blue screen of death (BSOD) when running graphics-intensive applications. Which hardware component is most likely causing this issue?

Accepted Answer

GPU (Graphics Processing Unit)

Answer

CPU (Central Processing Unit)

Answer

RAM (Random Access Memory)

Answer

Hard Drive

Question 41

Which of these is NOT a primary function of the CPU?

Accepted Answer

Storing data

Answer

Executing instructions

Answer

Performing calculations

Answer

Communicating with other components

Question 42

Which input device is used to transform printed text into a digital format?

Accepted Answer

Scanner

Answer

Keyboard

Answer

Mouse

Answer

Microphone

Question 43

Which hardware component is the brain of the computer, responsible for processing instructions and performing calculations?

Accepted Answer

CPU

Answer

Hard Drive

Answer

Graphics Card

Answer

Keyboard

Question 44

What type of computer memory is volatile, temporarily storing data currently being processed by the CPU?

Accepted Answer

RAM

Answer

ROM

Answer

Flash Memory

Question 45

Which output device transforms digital data into a physical, printed form on paper?

Accepted Answer

Printer

Answer

Monitor

Answer

Projector

Answer

Speaker

Question 46

Which hardware component is primarily responsible for storing the operating system, user files, and data on a computer?

Accepted Answer

Hard Drive

Answer

USB Flash Drive

Answer

CD-ROM

Answer

RAM

Question 47

Which input device allows users to type text and commands into the computer?

Accepted Answer

Keyboard

Answer

Microphone

Answer

Scanner

Answer

Mouse

Question 48

What is the name of the main circuit board that connects and coordinates all the components within a computer system?

Accepted Answer

Motherboard

Answer

Chassis

Answer

Expansion Card

Answer

Power Supply

Question 49

Which of the following is NOT a type of computer network that connects devices within a limited geographical area?

Accepted Answer

WAN

Answer

Wireless Network

Answer

LAN

Answer

MAN

Question 50

Which device facilitates the conversion of analog signals, such as those from a telephone line, into digital form for transmission over a computer network?

Accepted Answer

Modem

Answer

Router

Answer

Firewall

Answer

Switch

Question 51

What software manages and controls the hardware components of a computer system, providing a platform for running applications and facilitating user interaction?

Accepted Answer

Operating System

Answer

Firmware

Answer

Browser

Question 52

Which type of computer memory is non-volatile, retaining its data even when the computer is powered off?

Accepted Answer

ROM

Answer

RAM

Answer

Virtual Memory