AIR BRAKES CDL PRACTICE TEST - ALASKA
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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 Alaska CDL knowledge test. The AK 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 Alaska CDL Manual. Take this AK CDL practice test now to prepare for the actual air brakes test!
1.
The tire load rating is stated:
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inside the suspension system.
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on the side of each tire.
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on each axle.
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2.
In air-operated disc brakes, the pressure of the ______ on the ______ turns a "power screw".
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brake camshaft; tie rod
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slack adjuster; tie rod
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brake chamber; slack adjuster
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3.
If your vehicle is hydroplaning, you should:
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accelerate to get through the water as quickly as possible.
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use the brakes to slow down.
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release the accelerator and push in the clutch.
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4.
If you must drive slowly, how should you alert following drivers?
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Turn on your taillights
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Flash your brake lights
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Use your emergency flashers if it is legal
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5.
If your vehicle does not have automatic air tank drains, how often should you drain air tanks to remove moisture and oil?
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Every 4 hours.
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At the end of each working day.
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Once a week.
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