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CAX Knowledge Test

Commercial Practice Test

Free, full-length Commercial practice built from the official FAA source material, with every answer verified against the regulation or handbook it cites and weighted to match the real CAX topic mix.

Start the practice testFree · no account needed
Questions
100 per sitting
Time limit
2.5 hours
Passing score
70%
Full-length tests
4
Question bank
1,461

Commercial practice tests

What is on the Commercial test

The CAX test draws from these subject areas in roughly these proportions, per the FAA Airman Certification Standards. Your practice exams are weighted to match, so a mock feels like the real sitting.

Subject areaShare of testPer sitting
Preflight Preparation22–26%24 of 100
Preflight Procedures13–17%15 of 100
Takeoffs, Landings, and Go-Arounds13–17%15 of 100
Slow Flight and Stalls10–14%12 of 100
Navigation8–12%10 of 100
Airport and Seaplane Base Operations7–11%9 of 100
Emergency Operations7–11%9 of 100
High Altitude Operations2–4%3 of 100
Performance and Ground Reference Maneuvers1–3%2 of 100
Postflight Procedures1–2%1 of 100

Answers you can check

A plausible-looking answer can be confidently wrong, and without a source you would have no way to know. Every Commercial answer is tied to the FAA passage it comes from, FAA-H-8083-3 and the Airman Certification Standards, and re-checked against that source before it ships. The citation sits right on the question, so you can see exactly what it is grounded in.

Commercial practice test FAQ

Yes. You can start the practice questions with no account and no card. An account only saves your progress across devices, and every full plan is a single one-time charge with no subscription.

The Commercial Pilot, Airplane knowledge test is 100 questions and you need 70% to pass. Aviator IQ mirrors that sitting so practice feels like the real thing.

No. The FAA does not release its live question pool. These questions are written from the same FAA source material and the Airman Certification Standards, and each answer is verified against the source it cites. They are not actual FAA test questions.

Every answer is tied to a specific FAA regulation or handbook passage and independently re-checked against it before it ships. The citation is shown as you study, so you can confirm it yourself.