Les cours en informatique peuvent vous aider à comprendre les algorithmes, les systèmes informatiques, les données et les principaux concepts liés au développement logiciel. Vous pouvez développer des compétences en raisonnement logique, modélisation, architecture et analyse. De nombreux cours utilisent des exemples concrets pour illustrer les principes fondamentaux.

Skills you'll gain: Python Programming, Command-Line Interface, Programming Principles, Computer Programming, Scripting, Computer Programming Tools, Program Development, Development Environment
★ 4.6 (3.1K) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Cloud Solutions, Computer Vision, AI Enablement, Applied Machine Learning, Artificial Intelligence, Cloud Services, AI Integrations, Authentications, Cloud API, Cloud Computing, Cloud Applications, Application Programming Interface (API), Software Development
★ 4.5 (548) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Cloud Hosting, HTML and CSS, Web Development, Web Design and Development, GitHub, Web Servers, Web Presence, Web Content, Web Design, Git (Version Control System)
★ 4.5 (2K) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Java, Mobile Development, Java Programming, Object Oriented Programming (OOP), Application Frameworks, Android Development, Application Development, Program Development, Software Development
★ 4.6 (70) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Event-Driven Programming, Debugging, Programming Principles, Algorithms, Video Game Development, Computer Programming Tools, Game Design, Computer Programming, Program Development, Animation and Game Design, Interactive Design, Computer Science
★ 4.5 (1.5K) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Data Structures, Dataflow, Computer Programming
★ 4.7 (25) · Advanced · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: MySQL, SQL, Relational Databases, Data Analysis, Computer Programming, Computer Science
★ 4.5 (189) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Code Reusability, Python Programming, Computer Programming, Programming Principles, Software Development
★ 4.6 (119) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: No-Code Development, Mobile Development, Google Sheets, Application Development, Mobile Development Tools, Google Workspace, Application Design, Application Deployment, Development Testing, Spreadsheet Software, Data Structures, User Interface (UI), User Accounts, Persona (User Experience), Authentications, User Feedback, Web Development, Marketing
★ 4.5 (695) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, C and C++, C++ (Programming Language)
★ 4.2 (17) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Musical Composition, Music, Computer Programming, Code Reusability, Programming Principles, Python Programming
★ 4.5 (459) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, No-Code Development, Web Design, Content Management, Web Design and Development, Web Content, Web Development
★ 4.4 (132) · Beginner · Guided Project · Less Than 2 Hours
High-quality free Computer Science courses you can start today.
Top-rated Computer Science courses offered by Coursera on Coursera.
Top-rated beginner-friendly Computer Science courses with no prerequisites.
Quick Computer Science courses you can complete in a few hours or less.
Computer science is the study of computers and computational systems. It encompasses a wide range of topics, including algorithms, programming, data structures, and the theoretical foundations of information processing. The importance of computer science lies in its ability to drive innovation and efficiency across various industries. As technology continues to evolve, understanding computer science becomes crucial for solving complex problems, automating tasks, and creating new technologies that can enhance our daily lives.‎
A degree in computer science can open doors to numerous career opportunities. Common job roles include software developer, data analyst, systems analyst, and network administrator. Additionally, specialized positions such as machine learning engineer, cybersecurity analyst, and web developer are in high demand. The versatility of computer science allows professionals to work in various sectors, including finance, healthcare, education, and entertainment, making it a valuable field for those looking to build a rewarding career.‎
To succeed in computer science, you'll need a mix of technical and soft skills. Key technical skills include programming languages (such as Python, Java, or C++), understanding algorithms and data structures, and familiarity with databases and web development. Additionally, problem-solving skills, analytical thinking, and attention to detail are essential. Soft skills like communication and teamwork are also important, as many projects require collaboration with others.‎
There are many excellent online courses available for those interested in computer science. Some notable options include the Introduction to Computer Science and Programming Specialization and the Accelerated Computer Science Fundamentals Specialization. These courses provide foundational knowledge and practical skills that can help you start your journey in computer science.‎
Yes. You can start learning computer science on Coursera for free in two ways:
If you want to keep learning, earn a certificate in computer science, or unlock full course access after the preview or trial, you can upgrade or apply for financial aid.‎
To learn computer science, start by identifying your interests and goals. You can begin with foundational courses that cover programming basics and algorithms. Utilize online platforms like Coursera to find structured courses that fit your learning style. Engage in hands-on projects to apply what you learn, and consider joining online communities or study groups for support and motivation.‎
Computer science courses typically cover a variety of topics, including programming languages, algorithms, data structures, software engineering, and computer architecture. Advanced courses may explore areas like artificial intelligence, machine learning, and cybersecurity. This breadth of topics ensures that learners gain a comprehensive understanding of the field and its applications.‎
For training and upskilling employees, courses like the Foundations of Computer Science and Computer Science: Programming with a Purpose are excellent choices. These courses provide essential skills that can enhance productivity and innovation within the workforce, making them valuable for organizations looking to invest in their employees' development.‎