Florida CDL Practice Test: Air Brakes - Test 2026
Based on
2026 FL CDL Handbook
Instruction: To obtain this endorsement required to drive a vehicle with air brakes, applicants must pass a 20-question test. And to pass the test, applicants must score at least 80%. Test questions are from the FL CDL Handbook. The Air Brakes endorsement can be used with the Class A, B, or C CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Florida DMV locations.
4. What kind of force must emergency brakes use?
A
Electrical
B
Heavy
C
Mechanical
D
Air pressure