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Computer Science: test yourself

12 unit quizzes, a mid exam, and a 50-question final modeled on the DSST Computing and Information Technology blueprint. Everything is free to take. Passing the final unlocks a verifiable certificate.

Unit quizzes

10 questions each · free · retake any time

  1. What Computer Science Is
  2. Computational Thinking & Design
  3. Data Structures and Algorithms
  4. Machines and Low-Level Programs
  5. Computer Systems
  6. Operating Systems
  7. High-Level Programming Languages
  8. Data Management
  9. Software Engineering & Architecture
  10. Web & Cloud
  11. Security & Governance
  12. Course Capstones

Answers are checked as you go, each with the lesson to review.

Mid exam

25 questions · units 1–6 · free · retake any time

A checkpoint on the first half of the course, drawn fresh from a pool of 50 each time. Scored at the end, with a breakdown by content area and the lessons to review.

Start the mid exam

Final exam

50 questions · 45 minutes · whole course

Scored 20–80; 50 passes. Weighted like the exam blueprint: computer organization and hardware 20%, application software 20%, data communications and networks 20%, social impact and history 20%, systems software 10%, software development 10%.

One passing attempt unlocks the certificate. Attempts are unlimited with a 24-hour wait, each a fresh draw.

Start the final
The Computer Science full certificate badge

Free to take, paid to certify

Quizzes, the mid exam, and the final are free. The only paid item is the issued, verifiable certificate, unlocked by passing the final. It comes with this badge to download and post.

StudyWalks finals are modeled on the DSST exam blueprint in scope and rigor. Scores are StudyWalks scores, not DSST scores, and are not affiliated with or recognized by Prometric, which administers the DSST.