Computer Science is a field that covers the study of computer systems, software, and digital technologies. It focuses on how computers process, store, and transmit information, as well as on creating software solutions to solve complex problems. The purpose of this glossary is to provide clear and accessible definitions of key terms related to computer science, helping students and professionals better understand essential concepts and apply them in various contexts.
algorithm
noun
A step-by-step procedure or set of rules for solving a problem or performing a task.
Example: The sorting algorithm quickly arranges the list of numbers in ascending order.
en: algorithme
API (Application Programming Interface)
phrase
A set of tools and protocols that allow different software applications to communicate with each other.
Example: The developer used the Google Maps API to integrate location data into the mobile app.
en: API (Interface de programmation d'application)
artificial intelligence (AI)
phrase
The simulation of human intelligence processes by machines, especially computer systems.
Example: The chatbot uses AI to understand customer inquiries and provide relevant responses.
en: intelligence artificielle (IA)
binary
noun
A numerical system that uses only two digits, 0 and 1, to represent all data. Computers use binary to process and store information.
Example: The computer converts all its data into binary before processing any information.
en: binaire
bug
noun
An error, flaw, or fault in a program or system that causes it to function incorrectly or produce an unintended result.
Example: The developer fixed the bug that caused the app to crash when opening.
en: bogue
cloud computing
phrase
The delivery of computing services (servers, storage, databases, networking, software) over the internet, allowing users to access and store data remotely.
Example: The company uses cloud computing to store all its data and applications, reducing the need for physical servers.
en: nuage informatique
cybersecurity
noun
The practice of protecting systems, networks, and data from digital attacks, damage, or unauthorized access.
Example: Strong cybersecurity measures are essential for safeguarding personal information on online platforms.
en: cybersécurité
data
noun
Extremely large data sets that can be analyzed computationally to reveal patterns, trends, and associations, particularly relating to human behavior and interactions.
Example: Companies use big data to understand consumer behavior and predict future trends.
en: donnée
database
noun
An organized collection of data, typically stored and accessed electronically. Databases are used to manage and retrieve information efficiently.
Example: The company’s customer information is stored in a secure database that allows quick access.
en: base de données
encryption
verb
The process of converting data into a code to prevent unauthorized access. It ensures the privacy and security of information.
Example: The message was encrypted to protect sensitive information from hackers.
en: cryptage
front-end development
phrase
The part of web development that involves creating the user interface and user experience of a website or application.
Example: Front-end development focuses on the visual design and layout of the website that users interact with.
en: développement mise en avant
hardware
noun
The physical components of a computer system, such as the processor, memory, storage devices, and input/output devices.
Example: Upgrading the computer’s hardware increased its processing speed significantly.
en: matériel
HTML (HyperText Markup Language)
phrase
The standard language used to create and structure content on the web, such as text, images, and links.
Example: The web developer used HTML to create the structure of the webpage.
en: HTML (langage de balisage hypertexte)
machine learning
phrase
A branch of AI where systems learn and improve from experience without being explicitly programmed, using algorithms to analyze and make predictions from data.
Example: The app uses machine learning to recommend products based on your previous purchases.
en: apprentissage automatique
network
noun
A system of interconnected computers and devices that can share data and resources.
Example: The office network connects all computers, allowing employees to share files and printers.The office network connects all computers, allowing employees to share files and printers.