Knowledge Test Class B #1
Class B Driving Test | North Carolina 2026 #1 Page 5 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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29 . Areas of the road that are shaded:
Should always be avoided.
Because they are exposed to less sunlight, shaded patches of road will stay cooler longer than other areas of the road. Due to the lack of direct sunlight, shady areas can remain icy and slippery after ice on other areas of the road has melted.
30 . In a dual air brake system:
One system is the main braking system and a second system is ready to be used if the first one fails.
A dual air brake system is made up of two separate air brake systems. The systems share a single set of brake controls, but each has its own air tanks, hoses, and lines.
31 . If a truck is equipped, a trailer brake hand valve can be used to:
If a tractor-trailer is so equipped, the trailer brake hand valve can be used to stop the vehicle from rolling back when being started from a stop.
32 . What should you do if the braking system cannot build up hydraulic pressure?
If your hydraulic braking system will not build up the pressure needed to slow or stop your vehicle, there are a few possible solutions. Try shifting into a lower gear, pumping the brakes, and/or using the emergency brake.
33 . Broken suspension parts:
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.
34 . Anti-Lock Braking Systems (ABS):
Are illegal in some states.
ABS is equipped in addition to a vehicle's normal braking system and it neither increases nor decreases the vehicle's braking capability. ABS activates during hard applications of the brake pedal in order to prevent wheels from locking up.
35 . As part of the vehicle inspection test, a CDL applicant may be asked to:
When checking the engine compartment during the vehicle inspection test, you will need to check the engine oil level.
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 secure a CDL Bus endorsement in North Carolina, you must first possess a valid Commercial Driver's License (CDL). Then, pass the Passenger Transport Test and the School Bus Endorsement Test. You'll also need to pass a background check, submit to a physical examination, and complete specialized training. Finally, you'll need to pass a driving skills test in the type of bus you wish to drive.
To obtain a CDL Bus license in North Carolina, you need to be at least 21 years old, possess a valid driver's license, and pass a physical exam. You must also complete a commercial driver's education course and pass both the written and driving skills tests. A background check is also required. Finally, pay the necessary fees to receive your license.
Yes, specific training is necessary for a CDL Bus endorsement. This includes passing the Passenger Transport Test and the School Bus Endorsement Test. In addition, you must complete specialized training that focuses on driving a bus safely. This training typically covers topics like loading and unloading passengers, managing student behavior, and emergency procedures.
CDL Bus licenses are classified under the general CDL categories of A, B, and C. Class A CDL isn't typically used for buses. Class B CDL is for single vehicles like city buses. Class C CDL is for vehicles designed to transport 16 or more passengers, including the driver, like school buses. Each requires a Passenger (P) endorsement.
No, you cannot use your personal vehicle for the CDL Bus driving test in North Carolina. The vehicle used for the test must match the class and type of vehicle you plan to drive with your CDL. For a bus endorsement, this means taking the test in a commercial bus.
During the CDL Bus driving test, several skills and maneuvers are evaluated. These include pre-trip vehicle inspection, basic vehicle control, and on-road driving. You may be asked to execute specific maneuvers such as turning, merging, backing up the bus, and navigating intersections. The examiner will also assess your ability to control the bus under various traffic conditions.
Yes, additional medical prerequisites are required for a CDL Bus endorsement. Applicants must pass a Department of Transportation (DOT) physical examination every two years. This exam includes hearing and vision tests, blood pressure checks, and assessments for other medical conditions that could affect driving ability, such as diabetes or heart conditions.
No, it is not permissible to transport passengers without a valid CDL Bus endorsement in North Carolina. This endorsement is required for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Driving without the proper endorsement can result in fines and penalties.
You can add a CDL Bus endorsement to your existing commercial driver's license. You don't need to apply for a new license, but you will have to pass the passenger vehicles knowledge test and a skills test in the type of vehicle you will be driving. You'll also need to complete any necessary medical certifications.
Yes, drivers with a CDL Bus endorsement must adhere to certain restrictions and limitations. These include following hours-of-service regulations, passing regular medical examinations, and maintaining a clean driving record. Additionally, bus drivers must not have any serious traffic violations while operating commercial vehicles and are subject to random substance abuse testing.
