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.

Study tip:

Reduce your study time from hours to minutes with a DMV exam “Cheat Sheet”

99.2% of people who use the cheat sheet pass the FIRST TIME

Click Here
Full Cheat Sheet

99.2%

99.2% of people who use the cheat sheet pass the FIRST TIME

2025 North Carolina | Frequently Asked Questions

To secure a Doubles/Triples endorsement in North Carolina, you must first have a Commercial Driver's License (CDL). Next, you'll need to pass the Doubles and Triples Endorsement Test, which covers coupling and uncoupling, inspecting doubles and triples, and handling. The written test can be taken at your local DMV. Study materials are available online or at the DMV.

To obtain a CDL Doubles/Triples license, you must first have a Commercial Driver's License (CDL). Then, study for and pass the Doubles/Triples Endorsement Test, which covers topics such as coupling and uncoupling, inspecting doubles and triples, and handling. You can take the test at your local DMV. The DMV provides study materials.

While North Carolina does not explicitly require specialized experience or training for a CDL Doubles/Triples endorsement, it is highly recommended. The endorsement test covers specific knowledge areas, such as coupling and uncoupling, inspecting doubles and triples, and handling. Many applicants find that training programs or courses help them prepare for the test and handle these types of vehicles safely.

Yes, to acquire a CDL Doubles/Triples endorsement in North Carolina, you must pass a specific Doubles/Triples Endorsement written examination. This test covers topics like coupling and uncoupling, inspecting doubles and triples, and the proper procedures to handle these types of vehicles. It's an additional test to the standard CDL written exam.

In North Carolina, the CDL Doubles/Triples endorsement does not require a specific skills or maneuvers test. However, the written test covers areas like coupling and uncoupling, inspecting doubles and triples, and handling. It's important to understand these concepts thoroughly. Still, you won't need to physically demonstrate these skills for the endorsement.

No, it's not permissible. In North Carolina, like in all states, a CDL Doubles/Triples endorsement is required to legally operate double or triple trailers. Driving these types of vehicles without the proper endorsement can lead to severe penalties, including fines and potential suspension of your commercial driver's license.

You can add the Doubles/Triples endorsement to your existing Commercial Driver's License (CDL) in North Carolina. You don't need to start a new application for a CDL. However, you must pass the Doubles/Triples endorsement written test and pay the required fee to add this endorsement to your current CDL.

Yes, there are certain limitations for drivers with a CDL Doubles/Triples endorsement in North Carolina. Drivers must comply with the state's weight and length restrictions for double and triple trailers. Also, they can only operate vehicles that their specific CDL class allows. Additionally, all federal regulations regarding hours of service and medical fitness apply.

In North Carolina, a double trailer cannot exceed 28.5 feet in length for each trailer and the maximum gross vehicle weight is 80,000 pounds. However, the weight can vary based on the number of axles and axle spacing. For triples, it's usually limited to hauling within 100 air miles of the driver's work reporting location and they cannot exceed 105 feet in total length.

Yes, safety regulations for driving double/triple trailers in North Carolina include conducting pre and post-trip vehicle inspections, maintaining safe following distances, understanding high wind conditions, and proper coupling/uncoupling procedures. Additionally, drivers must comply with all federal regulations such as hours of service and vehicle maintenance. It's crucial to have a valid CDL Doubles/Triples endorsement to operate these vehicles.