Combination #1
Combination Vehicles Practice Test | North Dakota 2025 #1 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.
20
16
20
8 . When uncoupling a trailer, landing gear should be:
Firmly on the ground.
Landing gear, or trailer supports, should always be completely raised before a vehicle is driven. When uncoupling, landing gear should be lowered to make firm contact with the ground. If a trailer is loaded when it is being uncoupled, you should lower the landing gear and turn the crank a few additional times to remove some weight from the trailer.
9 . If unsure if a trailer is equipped with ABS, you can:
Remove a tire and look for the ABS sensor on the axle.
Trailers and converter dollies built on or after March 1, 1998 are required to have Anti-Lock Braking Systems (ABS). This will be indicated by the presence of a yellow malfunction lamp. You can determine if older trailers have ABS by checking under the trailers for ECU and wheel speed sensor wires coming from the back of the brakes.
10 . Rollovers happen when:
You plan an escape route.
Rollovers happen as a result of drivers taking turns too fast.
11 . 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.
12 . When driving a trailer with ABS, you should:
Try to not brakes as often as you would when driving a vehicle without ABS.
When driving a tractor-trailer combination equipped with an Anti-Lock Braking System (ABS), you should brake in the same manner that you would if operating a vehicle without ABS.
13 . Push in the trailer air supply control to:
Supply the trailer with air.
Push in the trailer air supply control to supply the trailer with air. Pull out the trailer air supply control to turn off the air supply and activate the emergency brakes.
14 . Rollovers happen when drivers:
Drive illegally.
A rollover happens as a result of a driver taking a turn at too high a speed. Be sure to take turns and curves safely and slowly.
See the exact questions that will be on the 2025 North Dakota DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 North Dakota | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in North Dakota, you must first hold a valid Commercial Driver's License (CDL). Then, you will need to pass the Doubles/Triples Knowledge test. The test covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. After passing this test, the endorsement will be added to your CDL.
To obtain a CDL Doubles/Triples license, you first need a valid Commercial Driver's License (CDL). Then, you must pass the Doubles/Triples Knowledge Test. This test covers topics such as coupling and uncoupling, inspecting doubles and triples, and handling. After passing the test, the Doubles/Triples endorsement will be added to your CDL.
While North Dakota does not mandate specific training for a CDL Doubles/Triples endorsement, they do require passing the Doubles/Triples Knowledge Test. However, practical training can be beneficial for understanding coupling/uncoupling, inspecting, and handling doubles/triples. Some drivers opt for professional training programs to enhance their skills and increase their chances of passing the test.
Yes, in North Dakota, to obtain a CDL Doubles/Triples endorsement, you must pass the Doubles/Triples Knowledge Test. This written exam covers topics like coupling and uncoupling, inspecting doubles and triples, and handling. The endorsement is added to your CDL after you successfully pass this exam.
The CDL Doubles/Triples endorsement test in North Dakota is a knowledge test, not a skills test. It focuses on understanding specific rules and procedures related to operating such vehicles. Topics include coupling and uncoupling, inspecting doubles and triples, and crucial handling differences. Practical skills or maneuvers are not demonstrated during this written test.
No, it's not permissible. In North Dakota, like in all other states, you must have a valid CDL Doubles/Triples endorsement to legally operate double or triple trailers. Driving without the appropriate CDL endorsement is a violation and could result in fines, penalties, and potential disqualification from driving commercial vehicles.
You can append the CDL Doubles/Triples endorsement to your current commercial driver's license in North Dakota. You don't need to initiate a new application for a CDL. However, you must pass the Doubles/Triples Knowledge Test to get the endorsement. Once you pass, the endorsement is added to your existing CDL.
Yes, there are constraints. Drivers with a CDL Doubles/Triples endorsement in North Dakota must only operate vehicles that their license classifies. For instance, a Class B CDL holder can't operate a Class A vehicle. Additionally, all federal and state regulations regarding hours of service, vehicle maintenance, and safety must be strictly adhered to.
In North Dakota, double trailers can't exceed 81 feet in overall length. For weight, the maximum gross vehicle weight (GVW) is 105,500 lbs. However, specific weight depends on the vehicle's axle configuration. Triple trailers are not generally permitted unless on specific routes or for emergency relief efforts. Always check with the Department of Transportation for up-to-date regulations.
Yes, drivers with a CDL Doubles/Triples endorsement must follow specific safety guidelines. These include conducting pre-trip safety inspections, ensuring the correct coupling and uncoupling of trailers, and managing the high rollover risk associated with these vehicles. Drivers must also be aware of the increased stopping distance required for double/triple trailers and adjust their driving accordingly.
