Double Triple Test | North Carolina 2025 #2

Train for FREE with our North Carolina CDL double triple practice test online. 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 NC CDL double triple 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 may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

1 . Broken suspension parts:

Should not concern you.

Should be repaired, but do not need to be repaired immediately.

Cannot be identified.

Are extremely dangerous.

The suspension system is responsible for supporting a vehicle, supporting its load, and keeping its axles in place. When inspecting your vehicle, check for damaged or missing spring hangers, spring leaves, shock absorbers, u-bolts, and frame members. Broken parts in the suspension system are extremely dangerous.

2 . The use of a hand-held mobile device while driving is:

Encouraged.

Acceptable if weather conditions are clear.

Permitted if checking a work-related email.

Prohibited.

While operating a CMV, you may not make voice calls if you need to hold your phone or press more than one button to do so. Additionally, you may not send or read text messages while driving.

3 . ____ is an example of required emergency equipment.

A spare electrical fuse

A loud horn

A battery-operated flashlight

All commercial motor vehicles are required to be equipped with the proper emergency equipment. This may include spare electrical fuses; three red reflective triangles, six fuses, or three liquid burning flares; and at least one properly charged and rated fire extinguisher.

4 . Why do large vehicles use air brakes?

Other brake systems squeak too loudly.

Air brakes are very effective systems.

Other braking systems are hard to come by.

If used and maintained properly, air brakes are a safe and effective way to stop large, heavy vehicles.

5 . When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:

Always pump the brakes several times before holding down the brake pedal.

Brake normally.

Press down the brake pedal as hard as possible every time you slow or stop.

Drivers of vehicles equipped with ABS and drivers of vehicles without ABS should brake in relatively the same manner. When ABS is working properly, it automatically applies when brakes are applied in situations that may create lockup.

6 . Combination vehicles need extra space on the road because they:

Drive more slowly than other commercial motor vehicles.

Are heavier than other commercial motor vehicles.

Need more space to turn and stop than other commercial motor vehicles.

Combination vehicles need more space on the road than other commercial vehicles because they are longer and need more space to turn and stop. It is especially important to properly manage space when you are operating a combination vehicle.

7 . If you realize you may be running late to your destination, you should:

Drive faster.

Drive while using flashing lights so other road users move out of your path.

Drive at a safe speed and arrive when you arrive.

Get upset.

To avoid engaging in dangerous and aggressive driving behavior, you should relax and accept any delays that arise throughout a trip. To help avoid the stress of arriving late to a destination, plan for likely delays when planning your drive.

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2025 North Carolina | Frequently Asked Questions

To acquire a CDL Tank endorsement in North Carolina, you must first have a valid Commercial Driver's License (CDL). Next, prepare for the Tank endorsement test by studying the relevant section of the NC CDL manual. Schedule and pass the written test at your local DMV. Upon passing, your Tank endorsement will be added to your CDL.

To obtain a CDL Tank license in North Carolina, you must first have a valid Commercial Driver's License (CDL). Then, study the Tank Vehicles section of the NC CDL manual. Following this, you need to pass a written test at a local DMV. Once you pass the test, the Tank endorsement is added to your CDL.

While North Carolina does not specifically require training or experience for a CDL Tank endorsement, it's highly recommended. Studying the Tank Vehicles section of the NC CDL manual is crucial. Training can provide practical knowledge and improve your chances of passing the written test at your local DMV, which is required to obtain the endorsement.

Yes, in North Carolina, you must pass an additional written test to obtain a CDL Tank endorsement. This test covers specific knowledge related to the safe loading, transit, and unloading of liquid and gaseous tank cargo. The material for this test is found in the Tank Vehicles section of the NC CDL manual.

The written test for the CDL Tank endorsement in North Carolina covers topics like inspecting tank vehicles, understanding weight distribution, how to safely drive tanks, handling high center of gravity, managing surge, safe loading and unloading, and handling leaks. These topics are detailed in the Tank Vehicles section of the NC CDL manual.

The CDL Tank endorsement assessment in North Carolina is mainly a written test focused on knowledge rather than specific driving maneuvers. It evaluates your understanding of inspecting tank vehicles, safe driving practices, handling high center of gravity, managing surge, and responding to emergencies. However, during the general CDL road test, you'll demonstrate practical skills like vehicle control and maneuvering.

Yes, drivers with a CDL Tank endorsement in North Carolina must adhere to specific regulations. They can't exceed the weight limit for the vehicle, must follow safety protocols for loading and unloading, and must take precautions to prevent surge. Also, they must report any leaks immediately and comply with hazardous materials regulations if applicable.

No, in North Carolina, a valid Commercial Driver's License (CDL) with a Tank endorsement is required to transport liquid or gas materials. This endorsement ensures that the driver has the necessary skills and knowledge to handle such materials safely and in compliance with state and federal laws.

Yes, a CDL Tank endorsement can be added to your existing CDL. It does not require a fresh application for a new CDL. However, you will need to pass the Tank Vehicle written test. After passing, the endorsement will be added to your current CDL, allowing you to legally operate tank vehicles.

Yes, in North Carolina, handling hazardous materials with a CDL Tank endorsement requires additional training and certification known as the Hazmat endorsement. Drivers must pass a written test on federal and state regulations and undergo a TSA background check. This ensures they are equipped to handle hazardous materials safely and responsibly.