Passenger

To receive this endorsement, applicants must pass a test consisting of 20 multiple choice questions. Each question has 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 four answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the North Dakota Commercial Driver Guide. Questions come from chapters covering: Driving Safely, Transporting Cargo, Air Brakes, Transporting Passengers Safely, 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

8. Alcohol is removed from the body:

Explanation
The liver removes alcohol from the body at a fixed rate that cannot be accelerated through common tricks, such as drinking coffee or taking a cold shower. The only way to sober up after drinking is to give your body the time it requires to process the alcohol out of your system.

9. If a truck's Anti-Lock Braking System (ABS) is not working:

Explanation
If an ABS system fails, the vehicle will still have normal braking function. The driver should continue to drive and brake as they normally would.

10. A driver should always:

Explanation
While driving, you should continually scan the road to spot potential hazards in advance. Make emergency plans for how to deal with the hazards if they become dangerous.

11. When other vehicles have trouble seeing you at dawn or dusk, you can increase your visibility by:

Explanation
At dawn or dusk, and in snowy or rainy conditions, you should turn on your headlights to make it easier for other road users to see your vehicle.

12. Tread depth in the major grooves on a front tire should be at least:

Explanation
Tires need to have at least 4/32 of an inch of tread depth in every major groove on the front tires, and at least 2/32 of an inch of tread depth on other tires.

13. When you press the brake pedal in a vehicle with S-cam brakes, air pressure pushes out the rod and moves the:

Explanation
When pressing the brake pedal in a vehicle with S-cam brakes, air will enter the brake chambers. The added air pressure will push out the rods and move slack adjusters, twisting the brake camshafts.

14. The air storage tanks:

Explanation
In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.
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