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California CDL Permit Test - Tank

Number of questions: 15
Passing score: 12
Directions: This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test The test consists of 15 multiple choice questions. Each question has three answer choices. To pass, the applicant must answer at least 12 questions correctly. Test questions come from the California Commercial Driver Handbook. Questions come from chapters covering: Driving Safely, Combination Vehicles and Doubles and Triples. The Tank endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
3 or fewer errors
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1.
A driver operating a tank equipped with baffles should be particularly wary of:
Front-to-back surge.
Side-to-side surge.
End-to-end surge.
2.
When coupling, after you've connected the air lines to the trailer, you should:
Supply air to the trailer.
Activate the emergency brake.
Disconnect the glad hands.
3.
After coupling, there should be ____ between the upper and lower fifth wheel.
No space
Very little space
A lot of space
Three inches of space
4.
In a sudden turn, the ____ trailer is the most likely to turn over.
Front
Last
Middle
5.
The weight of a truck:
Usually has no impact on stopping distance.
Is a major factor affecting stopping distance.
Is not as important as the type of cargo in determining stopping distance.
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