CDL Practice Tests
CDL Home Page
CDL Practice Test
General Knowledge
Air Brakes
Combination Vehicles
Doubles and Triples
Tanker Vehicles
Hazardous Materials
Transporting Passengers
Contact
Privacy Policy
Take a Practice Test
CDL Practice Test
General Knowledge
Air Brakes
Combination Vehicles
Doubles and Triples
Tanker Vehicles
Hazardous Materials
Transporting Passengers
CDL Air Brakes Practice Test
Question 1 of 3
In vehicles equipped with air brakes, parking brakes are:
A
Disc brakes
B
Spring brakes
C
Air brakes
D
Rotor brakes
Next