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Air Brakes
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CDL Practice Test
General Knowledge
Air Brakes
Combination Vehicles
Doubles and Triples
Tanker Vehicles
Hazardous Materials
Transporting Passengers
CDL Practice Test
Question 1 of 3
What is a pull-up?
A
An alternate method of backing
B
A way to check cab clearance
C
A quick and easy way to test your brakes
D
Re-positioning your vehicle when backing
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