Knowledge Test Class B #1
Class B Driving Test | North Carolina 2026 #1 Page 2 of 7
Train for FREE online with our North Carolina class B 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 NC CDL class B permit in 2026, 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 B requirements may vary from state to state.
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8 . A one-way check valve:
Holds the spring brakes in position until they are used.
A one-way check valve is required to be between an air compressor and the first main reservoir. This valve prevents air from escaping the system if the air compressor develops a leak.
9 . As part of the vehicle inspection test, you will be asked to:
Clean windows.
During the vehicle inspection test, you must touch or point to each item that you are checking and explain to the examiner what you are inspecting and why.
10 . When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:
Brake with less force than you would in a vehicle not equipped with ABS.
When driving a tractor-trailer combination that is equipped with an Anti-Lock Braking System (ABS), you should brake in the same manner that you would if the vehicle was not equipped with ABS.
11 . If you are being tailgated, you should:
Allow the vehicle to pass.
If someone is tailgating you, it is a good idea to open up the space ahead of your vehicle to make it easier for the driver to pass you. Increasing your speed is not a good idea because the driver may continue to tailgate you at the higher speed, only increasing the danger.
12 . Placards should be used:
If the hazardous materials create an inhalation hazard.
Placards must be placed on the outside of vehicles carrying hazardous materials. They identify the specific class or classes of materials being carried and warn others of relevant hazards.
13 . Pressing and releasing a brake pedal unnecessarily can:
Create a loud noise.
In an air brake system, pressing and releasing the brake pedal unnecessarily can release air from the braking system faster than the compressor can replace it.
14 . 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 eight to nine hours of sleep per night.
See the exact questions that will be on the 2026 North Carolina DMV exam.
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Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
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2026 North Carolina | Frequently Asked Questions
To acquire a CDL Passenger endorsement in North Carolina, you must first have a Commercial Driver's License (CDL). Then, you'll need to pass a passenger transport test. This involves studying for the test using the North Carolina CDL Handbook, and then scheduling the test at a local DMV office. Successful completion will grant you the endorsement.
To obtain a CDL Passenger license in North Carolina, you must have a valid CDL, be at least 21 years old, and pass a passenger transport test. This test includes both a written knowledge test and a skills test. You'll also need to pass a physical examination and provide proof of U.S citizenship or lawful permanent residency.
While North Carolina doesn't require specific training to secure a CDL Passenger endorsement, it's highly recommended to prepare for the written and skills tests. Experience driving larger vehicles could be beneficial. Studying the North Carolina CDL Handbook and practicing the skills test in an appropriate vehicle can significantly improve your chances of passing.
Yes, to obtain a CDL Passenger endorsement in North Carolina, you must pass a written knowledge test specifically about passenger transport. This test covers topics like vehicle inspection, loading and trip start, on the road, after-trip vehicle inspection, prohibited practices, and use of brake-door interlocks.
During the CDL Passenger endorsement assessment in North Carolina, you will need to showcase skills such as proper vehicle inspection, safe passenger loading/unloading, effective communication with passengers, handling emergency situations, and following all traffic laws. Additionally, you may be required to demonstrate maneuvers like parallel parking, backing up, and making tight turns while maintaining control and passenger safety.
No, you cannot legally transport passengers in North Carolina without a valid CDL Passenger endorsement. This endorsement is required for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Without it, you could face legal penalties, including fines and suspension of your driving privileges.
Yes, you can add a CDL Passenger endorsement to your existing license in North Carolina. You do not need a new application. However, you will need to pass the passenger transport written test and pay a fee. If you already have a CDL, the endorsement is added to your license upon successful completion of the test.
Yes, there are specific limitations for drivers with a CDL Passenger endorsement in North Carolina. These include restrictions on the number of passengers, vehicle size, and type of vehicle that can be operated. Additionally, drivers must maintain a clean driving record and are subject to random drug and alcohol testing to ensure the safety of all passengers.
Yes, there are age-related prerequisites for acquiring the CDL Passenger endorsement in North Carolina. You must be at least 21 years old to drive a commercial motor vehicle across state lines, carry hazardous materials, or transport passengers. However, if you are at least 18 years old, you can get a CDL for intrastate (within the state) driving.
With a CDL Passenger endorsement in North Carolina, you are eligible to operate a wide range of passenger vehicles. This includes buses, shuttles, and any other vehicle designed to carry 16 or more passengers, including the driver. It also allows you to operate vehicles used for transporting students to and from school or school-related functions.
