Knowledge Test Class A #2

Class A Driving Test | North Dakota 2025 #2

Train for FREE online with our North Dakota class A license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a ND CDL class A permit in 2025, practice as much as..

Train for FREE online with our North Dakota class A license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a ND CDL class A permit in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class A requirements may vary from state to state.

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1 . At what psi is the safety valve set to open?

500 psi In an air brake system, the first tank that receives compressed air has a safety valve that releases air if the pressure gets too high. It is usually set to open at 150 psi. If the valve must open, there is a fault in the system that should be repaired by a mechanic.

2 . How many daily hours of sleep does an adult need to maintain alertness?

Four to five Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need seven to eight hours of sleep per night.

3 . If being tailgated, you should:

Drive on the shoulder. You may be tailgated when you can't drive fast enough to keep up with other traffic. If a heavy load is slowing you down, stay in the right lane, if possible.

4 . The maximum legal width for any vehicle is:

9 feet, 8 inches. In North Dakota, the total outside width of a vehicle is generally limited to 8 feet and 6 inches.

5 . When traveling with cargo, the cargo should be checked:

Only after arriving to the final destination. Cargo should be inspected before beginning a trip, within the first 50 miles of the trip, and every three hours or 150 miles traveled thereafter. The driver of a truck transporting cargo is responsible for the cargo being safely secured throughout the trip.

6 . An underloaded front axle:

Is discouraged as it can improve fuel efficiency. Underloading a front axle may make it impossible to safely steer your vehicle. Keep weight distribution in mind when loading cargo.

7 . Extremely hot temperatures can cause:

Increased gas mileage. Because air expands when hot, tire pressure increases as temperatures increase. This can sometimes result in tire failure. Consistently check your tire pressure when making a trip in hot weather.

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