AP Computer Science Principles Practice
Choose a full-length 70-question test or focus by unit with 50 original AP CSP-style questions for each big idea.
Mode Options
Full-length tests
70 questions with practice or timed 120-minute mode.
Unit-level practice
50 questions per AP CSP big idea with immediate answer checks.
Available Tests
70 questions
A 70-question AP CSP-style practice test covering algorithms, abstraction, lists, data, internet, cybersecurity, and impacts of computing.
70 questions
A second 70-question AP CSP-style practice test with fresh scenarios for pseudocode tracing, data analysis, networking, security, and computing impacts.
Unit-Level Practice
Optional: type a unit or topic name to narrow the AP CSP practice sets.
50 questions
Program purpose, collaboration, prototypes, testing, debugging, and iterative improvement.
50 questions
Binary, metadata, compression, data cleaning, visualizations, sampling, and careful conclusions.
50 questions
Sequencing, selection, iteration, lists, procedures, parameters, Boolean logic, and tracing.
50 questions
Internet structure, DNS, IP addresses, packets, routing, fault tolerance, encryption, and authentication.
50 questions
Computing innovations, privacy, bias, accessibility, intellectual property, and responsible data use.
