🚗 Car knowledge test
40 questions · 32 correct to pass
Status: Official published format verified
Last verified 2026-08-24
Washington driving-test verification
Government-source records for car, motorcycle and commercial knowledge tests. DriveTest never presents a practice-exam size as an official state exam count unless the government source publishes that count.
🏍️ Motorcycle knowledge test
50 questions · 40 correct to pass
2-wheel permit knowledge test. Washington also has a separate 25-question 2-wheel endorsement knowledge test.
Status: Official published format verified
🚚 Commercial / CDL knowledge tests
🚚 General Knowledge
50 questions · 40 correct to pass
Status: Official published format verified
🚚 Air Brakes
25 questions · 20 correct to pass
Status: Official published format verified
🚚 Combination Vehicles
20 questions · 16 correct to pass
Status: Official published format verified
🚚 Passenger
20 questions · 16 correct to pass
Status: Official published format verified
🚚 School Bus
20 questions · 16 correct to pass
Status: Official published format verified
🚚 Tank Vehicles
20 questions · 16 correct to pass
Status: Official published format verified
🚚 Doubles / Triples
20 questions · 16 correct to pass
Status: Official published format verified
🚚 Hazmat
30 questions · 24 correct to pass
Status: Official published format verified