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Arizona CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
Directions: This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a 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 20 multiple choice questions. Each question has three possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Arizona Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
4 or fewer errors

Exhaust system parts should:

Rub against the fuel system.
Rub against tires.
Not leak.

Rims with welding repairs:

Are not safe to be used.
Are acceptable on combination vehicles.
Are acceptable only when traveling at speeds under 40 mph.

Which of the following is acceptable if found during a pre-trip inspection?

Tires of mismatched sizes
Tread of 3/32 of an inch in the grooves of the front tires
Tires manufactured by different makers

When accelerating on a surface with poor traction, such as a wet road, a driver should:

Speed up quickly.
Speed up slowly.
Not be concerned about the pavement.

How often are hazardous materials employees required to be trained and tested?

Once every year
Once every three years
Once every five years

A shipping paper:

Is not needed for most shipments of hazardous materials.
Is required for all shipments of hazardous materials.
Can be kept in a digital file.

When checking tires, finding which of the following is not a cause for concern?

Too much air pressure
Tread of at least 4/32 of an inch in the grooves on front tires
Radial and bias-ply tires used together
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