AP Computer Science A Prep: Free Practice

AP Computer Science A is a college-level Java programming exam scored 1–5. Here's what its ten units cover and how it's structured — with free COSMIQ practice.

COSMIQ prepares you for the AP Computer Science A and administers realistic full-length mock tests — it does not administer the official test.

Frequently asked

What does AP Computer Science A cover?

Java programming across ten units — primitive types, using objects, boolean logic, iteration, writing classes, arrays and ArrayLists, 2D arrays, inheritance, and recursion — assessed with multiple-choice questions and free-response coding problems.

Is AP Computer Science A 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 A score calculator.

Practice for the AP Computer Science A — free