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Missouri 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 Missouri Commercial Driver’s 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
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1.
More than half of all accident-related truck driver deaths are caused by:
Rollovers.
Slippery roads.
Other drivers.
2.
A broken exhaust system:
Can allow poisonous fumes to enter the cabin.
Does not cause problems.
Should not be a concern.
3.
An improperly placarded vehicle:
May never be moved.
May only be moved in an emergency.
May be driven if the cargo is not radioactive.
4.
When backing a trailer, you must turn the steering wheel:
In the direction you want the trailer to move.
In the direction opposite of where you want the trailer to move.
To the left until backing is complete.
5.
When conducting a check of the engine compartment during a vehicle inspection, you should not:
Check the engine oil level.
Check the coolant level.
Drain the brake fluid.
6.
Emergency equipment, such as fire extinguishers, are:
Only needed in vehicles transporting hazardous materials.
Only needed for interstate travel.
Required in all commercial motor vehicles.
7.
In a double or triple combination, the ____ trailer should be directly behind the cab.
Lightest
Heaviest
Smallest
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