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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 Arizona CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The AZ tanker test covers the following sections of the Arizona CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this AZ tanker practice test now to prepare for the actual test!
1. The best advice for driving in fog is:
don't drive.
use high beams.
use low beams.
2. Class 1 hazardous materials include:
Flammable solids
Flammable liquids
3. When fueling a vehicle containing hazardous materials, you should:
leave the nozzle unattended.
leave the engine on.
turn off the engine.
4. Hauling liquids in tanks requires special skills because of:
liquid movement.
the high center of gravity.
All of the above.
5. To avoid a crash:
stopping is always the safest thing to do.
stopping is not always the best thing to do.
swerving is always the worst thing to do.
6. Air brakes use ________ to make the brakes work.
compressed air
compressed gas cylinders
compressed gases
7. Your vehicle may take longer to stop:
if the tank is full of dense liquid.
if the tank is empty.
if the road is dry.
8. How many drinks per hour can be handled by the liver?
About 2 drinks per hour.
About 1 drink per hour.
About 3 drinks per hour.
9. What results from movement of the liquid in partially filled tanks?
Liquid surge
Liquid waves
Liquid splashes
10. If you are being tailgated, you should do all of the following except:
Reduce your speed gradually
Increase your following distance
Turn on your taillights
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AZ 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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