AP Computer Science Principles Prep: Free Practice
AP Computer Science Principles is a college-level introductory computing exam scored 1–5. Here's what its five big ideas cover and how it's assessed — with free COSMIQ practice.
COSMIQ prepares you for the AP Computer Science Principles and administers realistic full-length mock tests — it does not administer the official test.
Frequently asked
How is AP Computer Science Principles scored?
Your 1–5 score combines an end-of-course multiple-choice exam (70%) with the Create performance task submitted through the Digital Portfolio (30%), across five big ideas: creative development, data, algorithms and programming, computer systems and networks, and the impact of computing.
Is AP Computer Science Principles practice on COSMIQ free?
Yes. AP practice on COSMIQ is free — voice tutoring, a smart board, and realistic practice questions, with no card required.
Estimate your score with the free AP Computer Science Principles score calculator.