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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 Nevada CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The NV tanker test covers the following sections of the Nevada CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this NV tanker practice test now to prepare for the actual test!
1. To apply the parking brakes:
push the parking brake control knob in.
place the parking brake control knob in Neutral.
pull the parking brake control knob out.
push the brake pedal three times.
2. When checking the lights before driving:
make sure the parking brake is not set.
you should check them from inside the vehicle.
the engine must be running.
you should turn off the engine.
3. How should you apply the brakes when going down a steep downgrade?
Apply the brakes when you reach the bottom of the downgrade.
Apply the brakes as hard as you can without locking the wheels.
Apply the brakes whenever you reach your safe speed, until your speed has been reduced to 5 mph below your safe speed.
You should not brake, and only use engine braking to prevent brake failure.
4. While you are driving a tanker, the front wheels begin to skid. Which of these is most likely to occur?
Your tires will fail soon.
The truck will roll over.
Excessive heat will cause chemical changes in the brake lining, which reduce friction.
You will keep moving forward no matter how you steer.
5. What is the main difference between portable tanks and cargo tanks?
Portable tanks must show the lessee or owner’s name.
The product is loaded or unloaded while the portable tanks are off the vehicle.
Portable tanks are not permanently attached to a vehicle.
All of the above.
6. To prevent drowsiness you should:
avoid exercise to save more energy.
never drive with a passenger.
schedule trips for the middle of the night.
get adequate sleep before a trip.
7. Dual tires:
should come in contact with each other whenever possible.
are dangerous.
should not come in contact with each other.
should always come in contact with each other.
8. When checking the engine compartment:
you should put the gearshift in neutral.
the parking brake should be on.
the engine should be running.
wheels should not be chocked.
9. Liquid surge occurs:
if you are caught in strong winds.
in empty tanks.
in full tanks.
in partially filled tanks.
10. Baffled tanks:
have nothing inside to slow down the flow of the liquid.
help to control the temperature of the liquid.
help to control the liquid surge.
are usually those that transport food products.
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NV 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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