Computer Science Glossary

15 Computer Science terms

I created this glossary to provide clear explanations of technical terms for people who are interested in the field of computer science. This glossary serves as a useful reference to help students, professionals, and enthusiasts better understand key concepts and terminology.

App(application)
noun
a software program that performs a specific task for a user
Example: I downloaded a new app to learn a new language.
en: Une application
Several applications
Browse
verb
To look through websites or files for information.
Example: I like to browse the internet for interesting articles.
en: Parcourir
several browsers
Code
noun
program instructions.
Example: I am learning how to write code in Python
en: Code
this is a computer code
Database
noun
A collection of organized data that can be accessed and managed easily.
Example: The company stores all customer information in a secure database.
en: Base de donnée
Databases
Download
verb
To transfer a file from the internet or another device to your computer.
Example: The download took five minutes to complete.
en: Télécharger
Software that is being downloading
Encryption
noun
The process of converting data into a secure code to prevent unauthorized access.
Example: Banks use encryption to protect customer information.
en: Cryptage
data encryption
File
noun
A digital container used to organize files on a computer.
Example: I saved my project as a file on my desktop.
en: Document
Computer files
Hardware
noun
the machines, wiring, and other physical components of a computer or other electronic system.
Example: The hardware of my computer includes a keyboard and a mouse.
en: Matériel
Several computer hardware
Link
noun
A clickable connection that takes users to another webpage or document.
Example: Click on the link to visit the website.
en: Lien
a link to a website
Malware
noun
Harmful software designed to damage or steal information from a computer.
Example: I installed antivirus software to protect my computer from malware.
en: Logiciels malveillants
malware
Monitor
noun
A screen that displays the output from a computer.
Example: The monitor displays everything I do on my computer.
en: Moniteur
A monitor
Operating System
noun
The main software that manages a computer’s hardware and applications
Example: Windows and macOS are popular operating systems.
en: Système d'exploitation
Several operating systems
Processor
noun
The part of a computer that processes data and performs tasks.
Example: A faster processor helps the computer run smoothly.
en: Processeur
A computer processor
Router
noun
A device that connects multiple devices to the internet.
Example: The router connects my devices to the internet wirelessly.
en: Routeur
A router
Software
noun
the programs and other operating information used by a computer.
Example: This software helps me edit photos easily.
en: Logiciel
several softwares