In Partnership with Valley Central High School
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The air brakes endorsement applies to applicants who wish to drive a vehicle with air brakes in Class A, B, or C CDL. To drive a vehicle with air brakes, you must pass the air brake component of the New York CDL knowledge test. The NY CDL air brakes test consists of 25 questions, and you'll need at least 20 correct answers to pass (80%). The test covers the information found in the air brakes section of the New York CDL Manual. Take this NY CDL practice test now to prepare for the actual air brakes test!
1.
On front tires, tread should be at least:
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1/16 inch
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2/32 inch
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4/16 inch
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4/32 inch
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2.
To brake in a way that will keep your vehicle in a straight line and allow you to turn if it becomes necessary, you can use:
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the "controlled braking" method or the "stab braking" method.
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the "stab braking" method.
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the "controlled braking" method.
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None of the above.
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3.
Tar in the road pavement rising to the road surface in very hot weather:
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is very sticky and will slow down your vehicle.
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causes the road to become very slippery.
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does not affect the road surface or driving conditions.
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might get in your engine.
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4.
The application pressure gauge:
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tells you how much pressure is in the air tanks.
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stops the compressor from pumping air.
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protects the tank and the rest of the system from too much pressure.
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shows how much air pressure is being applied to the brakes.
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5.
A broken exhaust system:
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can let poisonous carbon monoxide to leak into the cab.
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can improve fuel efficiency.
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does not cause problems.
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poses no threat to the driver.
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