CS50: Introduction To Computer Science - Harvard Online Courses

Skip to main content CS50: Introduction to Computer Science An introduction to the intellectual enterprises of computer science and the art of programming. Learn More edX Duration January 1, 2019 - December 31, 2025 Registration Deadline Closing Soon Price Free* Modality Online Image CS50x Duration 11 weeks long Time Commitment 10 - 20 hours per week Pace Self-paced Subject Programming Course Language English Video transcript English Difficulty
  • Introductory
Credit Audit for FreeAdd a Verified Certificate for $219 Platform edX Topics Computer Science Algorithms

Associated Schools

Harvard School of Engineering and Applied Sciences

Harvard School of Engineering and Applied Sciences

What you'll learn

  • A broad and robust understanding of computer science and programming

  • How to think algorithmically and solve programming problems efficiently

  • Concepts like abstraction, algorithms, data structures, encapsulation, resource management, security, software engineering, and web development

  • Familiarity with a number of languages, including C, Python, SQL, and JavaScript plus CSS and HTML

  • How to engage with a vibrant community of like-minded learners from all levels of experience

  • How to develop and present a final programming project to your peers

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Course description

This is CS50x , Harvard University's introduction to the intellectual enterprises of computer science and the art of programming for majors and non-majors alike, with or without prior programming experience. An entry-level course taught by David J. Malan, CS50x teaches students how to think algorithmically and solve problems efficiently. Topics include abstraction, algorithms, data structures, encapsulation, resource management, security, software engineering, and web development. Languages include C, Python, SQL, and JavaScript plus CSS and HTML. Problem sets inspired by real-world domains of biology, cryptography, finance, forensics, and gaming. The on-campus version of CS50x , CS50, is Harvard's largest course.

Students who earn a satisfactory score on 9 problem sets (i.e., programming assignments) and a final project are eligible for a certificate. This is a self-paced course–you may take CS50x on your own schedule.

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Instructors

David J. Malan

David J. Malan

Gordon McKay Professor of the Practice of Computer Science, Harvard John A. Paulson School of Engineering and Applied Sciences Doug Lloyd

Doug Lloyd

Senior Preceptor in Computer Science, Harvard University Brian Yu

Brian Yu

Senior Preceptor in Computer Science, Harvard University Enroll now. Learn More edX

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