AZ CDL AIR BRAKES PRACTICE TEST
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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 Arizona CDL knowledge test. The AZ 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 Arizona CDL Manual. Take this AZ CDL practice test now to prepare for the actual air brakes test!
1.
Excessive use of the service brakes results in overheating. Too much heat can:
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cause the brakes apply unevenly.
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cause the brakes to grab.
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make the brakes stop working.
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2.
An ABS system:
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helps you avoid skids caused by over braking.
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gives you more control over the vehicle during braking.
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All of the above.
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3.
If an aggressive driver is involved in an accident down the road, you should:
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confront the aggressive driver.
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try to get their vehicle to the side of the road.
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stop a safe distance from the accident scene, wait for the police and report the behavior you witnessed.
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4.
To operate a vehicle equipped with air brakes, you must pass the air brakes knowledge test. Why?
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If you don't pass the air brakes test, you can't get a CDL.
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All trucks have air brakes.
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If you don't pass the air brakes test, you will be restricted to driving vehicles without air brakes.
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5.
In newer vehicles with air brakes, you put on the parking brake:
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using a diamond-shaped, yellow, push-pull control knob.
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using a P-shaped, yellow control knob.
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placing the transmission in Park.
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