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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 California CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The CA tanker test covers the following sections of the California CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this CA tanker practice test now to prepare for the actual test!
1. What is the most important reason to inspect your vehicle?
Saving money by preventing costly repairs.
Your safety and that of other road users.
Vehicle inspection is required by federal and state laws.
2. Engine oil pressure should come up to normal within _________ after the engine is started.
two minutes
five minutes
3. When inspecting tanks, which of the following is the most important thing you should check for?
Exhaust pipes
4. If the vehicle ahead of you is smaller than yours:
it will take the same amount of time to stop.
it will usually take longer to stop.
it can probably stop faster than you can.
5. Before leaving your vehicle unattended, you should:
Remove the keys.
Apply the parking brake.
All of the above.
6. If a material is transported in a reportable quantity, the shipper displays the letters ___ on the shipping paper and package.
7. A liquid tank is divided into several smaller tanks by bulkheads. After filling the smaller tanks, most of the weight should be in the:
front of the vehicle.
rear of the vehicle.
middle of the vehicle.
8. The identification numbers assigned to chemicals can be found:
on the HazMat website.
in the DOT Emergency Response Guide.
in the driver's manual.
9. When conducting a pre-trip inspection:
the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
you should review the last vehicle inspection report.
the inspection report should only be reviewed if you will be carrying passengers.
10. Placards must be placed:
on the front, rear and both sides of the vehicle.
on the rear only.
on the front only.
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CA CDL Tanker Test

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