Passenger

To receive this endorsement, applicants must pass a test consisting of 20 multiple choice questions. Each question has three or four answer choices. To pass, the applicant must answer at least 16 questions.. Read More

To receive this endorsement, applicants must pass a test consisting of 20 multiple choice questions. Each question has three or four answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Commercial Driver Guide. Questions come from chapters covering: Transporting Cargo, Transporting Passengers Safely, Air Brakes, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. The Passenger endorsement can be used with the Class A, B or C CDL.

Number of Question
Passing Score

1. Having ABS on only one axle:

Explanation
If you have an Anti-Lock Braking System (ABS) equipped on only the tractor, only the trailer, or only one axle, you will still have more control over the vehicle when braking than you would without ABS. You should brake normally.

2. When arriving at a destination, it is best to remind exiting passengers to take their carry-on bags with them:

Explanation
Before a bus is brought to a complete stop at its destination, it is best for the driver to remind exiting passengers to take their carry-ons with them.

3. Dry bulk tanks require special care because:

Explanation
Driving with a dry bulk tank requires special care, both because dry bulk tanks have high centers of gravity and because their loads often shift in transit. Be especially careful when taking turns and curves while operating such a vehicle.

4. What happens if the air pressure in a system's air tanks falls below 60 psi?

Explanation
In an air brake system, a low pressure warning signal should activate if the pressure in the air tanks falls to a level below 60 psi. This signal may be in the form of a warning light or a wig wag.

5. A tank endorsement is:

Explanation
In general, a tank endorsement is required to a drive tank vehicle used to transport liquids or gases. This applies to both hazardous and non-hazardous materials.

6. When a brake pedal is pressed and the S-cam is turned, the S-cam:

Explanation
When a brake pedal is pressed and the S-cam is turned, the S-cam presses the brake shoes against the inside of the brake drum. This causes friction and will cause the vehicle to slow.

7. A dual air brake system:

Explanation
A dual air brake system is made up of two separate air brake systems. The systems share a single set of brake controls, but each has its own air tanks, hoses, and lines. One system typically operates the regular brakes on the rear axle or axles while the other system operates the regular brakes on the front axle.
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