About this Study Set
This study set covers Computer Science through
18 practice questions.
A collection of foundational facts about computer science, hardware, and programming concepts. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 18 questions from the
Computer Science Basics for Kids study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Which component is often called the 'brain' of the computer because it processes instructions?
-
A
Hard Drive
-
B
CPU
-
C
Monitor
-
D
Power Supply
2
In computer programming, what is the term for a mistake that prevents a program from running correctly?
-
A
Glitch
-
B
Bug
-
C
Virus
-
D
Crash
3
What does the acronym RAM stand for in computing?
-
A
Random Access Memory
-
B
Read Always Machine
-
C
Rapid Application Module
-
D
Run And Move
4
Which of the following is considered a low-level machine language that uses only zeros and ones?
-
A
Python
-
B
Binary
-
C
HTML
-
D
Scratch
5
What is the purpose of an operating system like Windows, macOS, or Linux?
-
A
To browse the internet only
-
B
To manage hardware and software resources
-
C
To create computer viruses
-
D
To store permanent files
6
Which of these is a sequence of instructions telling a computer exactly what to do?
-
A
An Algorithm
-
B
A Hardware
-
C
A Screen
-
D
A Mouse
7
Which file format is commonly used to store compressed image data?
8
What is the physical equipment that makes up a computer system called?
-
A
Software
-
B
Data
-
C
Hardware
-
D
Network
9
In a computer network, what does the acronym 'URL' stand for?
-
A
Universal Research Link
-
B
Uniform Resource Locator
-
C
User Registry List
-
D
Unit Retrieval Logic
10
Which company is credited with developing the Windows operating system?
-
A
Apple
-
B
Google
-
C
Microsoft
-
D
IBM
11
What is the function of a web browser?
-
A
To connect printers to computers
-
B
To interpret and display HTML web pages
-
C
To protect the computer from dust
-
D
To program video games
12
Which of the following is a unit of digital information storage equal to 1,024 bytes?
-
A
A Megabyte
-
B
A Kilobyte
-
C
A Gigabyte
-
D
A Terabyte
13
What does the 'HTML' language primarily control on the internet?
-
A
The structure of web pages
-
B
The speed of the internet
-
C
The physical size of servers
-
D
The color of your monitor
14
Which key on a keyboard is typically used to move the cursor to the beginning of the next line?
-
A
Enter
-
B
Shift
-
C
Alt
-
D
Ctrl
15
What is a 'server' in the context of computer networking?
-
A
A computer that provides data to other computers
-
B
A type of high-speed gaming mouse
-
C
A file that contains errors
-
D
A physical desk for a computer
16
Which of these is an example of an input device?
-
A
Printer
-
B
Speaker
-
C
Keyboard
-
D
Monitor
17
What is the main function of an antivirus program?
-
A
To speed up internet connection
-
B
To detect and remove malicious software
-
C
To store photos
-
D
To play music
18
Which storage device uses flash memory and has no moving parts?
-
A
Hard Disk Drive
-
B
Solid State Drive
-
C
Floppy Disk
-
D
CD-ROM
