Combination #2
Combination Vehicles Practice Test | North Dakota 2025 #2 Page 2 of 3
Train for FREE online with our North Dakota CDL combination vehicle 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 combination license 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 DMV requirements for issuing a combination license may vary from state to state.
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8 . Look for matching colors when coupling glad hands. Service lines are often:
Blue.
When coupling glad hands, make sure to couple together matching glad hands. To help drivers avoid mistakes, color coding is sometimes used. Service lines are often coded with the color blue and emergency lines are often coded with the color red.
9 . Combination vehicles:
Are easier to drive than single commercial vehicles.
Combination vehicles are usually heavier and longer than single commercial vehicles. For these reasons, they usually require more driving skill than single commercial vehicles.
10 . Which type of vehicle is most prone to the “crack-the-whip” effect?
A triple trailer
Triple combination trailers are most vulnerable to the "crack-the-whip" effect.
11 . To lower the risk of a rollover, you should:
Stack the cargo as high as possible.
To lower the risk of a rollover, load your cargo as closely to the ground as possible. To further reduce this risk, take curves and corners slowly.
12 . Simply changing lanes can cause:
Other drivers to reduce their speed.
Due to the "crack-the-whip" effect caused by rearward amplification, changing lanes too quickly in a combination vehicle can result in a rollover.
13 . To help prevent a rollover, cargo should be:
Placed on the driver’s side of the trailer.
To reduce the risk of a rollover, the weight of cargo in a trailer should be kept as low to the ground as possible. Weight should not be placed primarily on one side of the trailer as this could make the trailer lean, increasing the risk of a rollover.
14 . Rollovers happen when:
You plan an escape route.
Rollovers happen as a result of drivers taking turns too fast.
2025 North Dakota | Frequently Asked Questions
In North Dakota, a Commercial Driver's License (CDL) Class B permits drivers to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or any such vehicle towing another not in excess of 10,000 pounds. This includes buses, farm labor vehicles, and any vehicle designed to transport 16 or more passengers including the driver.
A Class B CDL license in North Dakota allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds, or tow a vehicle not exceeding 10,000 pounds. This includes large passenger buses, segmented buses, straight trucks, and dump trucks with small trailers.
To acquire a Class B CDL license in North Dakota, you must be at least 18 years old (21 for interstate driving), possess a valid North Dakota driver's license, pass a vision test, and successfully complete both a written knowledge test and a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and a road test. You also need to pass a medical examination.
In North Dakota, you must be at least 18 years old to qualify for a Class B CDL license. However, if you intend to drive commercially across state lines (interstate driving), federal regulations require that you be at least 21 years old.
While a Class B CDL license in North Dakota allows you to operate a single vehicle weighing over 26,000 pounds, specific endorsements may be required for certain types of vehicles or cargo. For instance, a passenger endorsement is needed for vehicles designed to carry 16 or more passengers, and a hazardous materials endorsement is required for transporting hazardous materials.
The Class B CDL skills assessment in North Dakota consists of three parts: a pre-trip vehicle inspection to test your ability to assess if the vehicle is safe to drive, a basic controls test to evaluate your ability to control the vehicle, and a road test to measure your on-road driving skills, including turning, merging, and navigating intersections.
Yes, Class B CDL license holders in North Dakota are limited to driving single vehicles with a GVWR of 26,001 or more pounds, or towing vehicles not exceeding 10,000 pounds. They cannot drive a tractor-trailer combination. Additionally, without specific endorsements, they cannot drive vehicles carrying hazardous materials or more than 15 passengers.
In North Dakota, the written Class B CDL test is primarily administered in English. However, some testing centers may offer the exam in other languages. It's advisable to contact your local Department of Transportation office to inquire about available language options for the test.
Yes, North Dakota Department of Transportation provides accommodations for individuals with disabilities taking the Class B CDL written exam. You must provide documentation of your disability and specify the type of accommodation needed. It's recommended to make this request well in advance of your scheduled test date to ensure proper arrangements can be made.
Yes, if you do not pass the Class B CDL written test in North Dakota, you can retake it. However, you must wait at least one day before retaking the exam. There's no limit on how many times you can retake the test, but each attempt requires a new test fee. It's recommended to study thoroughly before retesting.