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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The Alaska CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The AK tanker test covers the following sections of the Alaska CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this AK tanker practice test now to prepare for the actual test!
1. A person attending a placarded parked vehicle:
must know what to do in emergencies.
must be in the vehicle, awake, or within 100 feet of the vehicle, and have the vehicle within clear view.
All of the above.
2. A tank endorsement is:
only required when transporting gases.
required for both liquids and gases.
only required when transporting liquids.
3. Rollovers happen when drivers:
turn too slowly.
brake too hard.
turn too fast.
4. If the letter "G" appears in Column 1 of the Hazardous Materials Table, the description must also include:
the source of the HazMat.
the technical name of the HazMat.
the hazard class or division.
5. What shape are placards used for transporting hazardous materials?
6. When backing a trailer, you should turn the steering wheel to the right to make the trailer go left (or vice versa). Once the trailer starts to turn, you should:
keep backing up.
turn the wheel the other way to follow the trailer.
turn the wheel more  in the direction you want to go.
7. ______ are _____ that have holes in them to let the liquid flow through.
Baffles; bulkheads
Barriers; baffles
Bulkheads; tankers
8. Exhaust system parts should NOT:
rub against tires.
rub against fuel system tires.
All of the above.
9. While crossing railroad tracks, you should:
shift down.
shift up.
not shift gears.
10. Skids caused by acceleration can usually be stopped by:
applying the brakes firmly.
coming to a complete stop.
taking the foot off the accelerator.
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AK CDL Tanker Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
Number of questions: 20
Correct answers to pass:16
Passing score:80%
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