Back to Library

Computer Science Essentials

Computer Science

A collection of foundational knowledge covering the history, hardware, and principles of computer science.

technology education computing

10 Questions Medium Ages 5+ Aug 27, 2026

Practice Test PDF Answer Key PDF

Choose a Study Format

Quiz

Test your knowledge with multiple-choice questions and instant feedback.

Flashcards

Flip through cards to review terms, definitions and key concepts.

True or False

Quickly decide if statements are true or false to reinforce understanding.

Match Game

Race against time to match questions with their correct answers.

Study Guide

Read through all topics and answers as a comprehensive study reference.

Listen Mode

Listen to questions and answers read aloud — great for audio learners on the go.

Embed This Study Set

Add this interactive study set to your website or blog — all 6 formats included.

<div data-quixly-id="6440"></div>
<script src="https://www.quixlylearn.com/assets/embed/widget.js"></script>

Learn more about embedding →

About this Study Set

This study set covers Computer Science through 10 practice questions. A collection of foundational knowledge covering the history, hardware, and principles of computer science. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 10 questions from the Computer Science Essentials study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which component is often referred to as the 'brain' of the computer?

A Random Access Memory
B Central Processing Unit
C Hard Disk Drive
D Graphics Processing Unit

2 In computer binary, what does a single bit represent?

A A byte
B A decimal number
C A binary digit (0 or 1)
D A character

3 Which of the following is considered 'volatile' memory because it loses its data when the power is turned off?

A ROM
B RAM
C SSD
D Flash Drive

4 What does the acronym 'HTML' stand for in web development?

A HyperText Markup Language
B High Tech Modern Language
C Hyperlink Text Manipulation Language
D HyperTool Multi Language

5 Who is widely credited with proposing the design for the first general-purpose computer, the Analytical Engine?

A Alan Turing
B Ada Lovelace
C Charles Babbage
D Bill Gates

6 Which of these is a low-level programming language that is closest to machine code?

A Python
B Assembly
C Java
D Ruby

7 What is the primary function of an Operating System?

A To browse the internet
B To manage hardware and software resources
C To protect the computer from viruses
D To compile source code

8 Which unit of measurement is equal to 1,024 bytes?

A Megabyte
B Gigabyte
C Kilobyte
D Terabyte

9 What type of software is designed to perform a specific task for the user, such as word processing?

A System software
B Application software
C Firmware
D Utility software

10 Which logic gate outputs true only if both of its inputs are true?

A OR gate
B NOT gate
C AND gate
D XOR gate

📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.