Knowledge Test Class B #2
Class B Driving Test | North Carolina 2024 #2 Page 6 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 2024, 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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36 . Why are multi-speed axles and auxiliary transmissions used?
On many vehicles, multi-speed rear axles and auxiliary transmissions are used to provide extra gears.
37 . Poisonous fumes can enter the cab due to:
Under-inflated tires.
Defects in an exhaust system are very dangerous because they can cause poisonous fumes to enter the cab or sleeper berth.
38 . 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.
39 . How should you check your hydraulic brakes?
Pump the brakes three times, then apply firm pressure to the brake pedal for five seconds. The brake pedal should be easy to push to the floor.
To test hydraulic brakes, you should pump the brake pedal three times, then apply firm pressure to the brake pedal and hold for five seconds. The pedal should not move. If it does, there may be a leak.
40 . If you are confronted by an aggressive driver, you should:
Ignore the driver's gestures.
If confronted by an aggressive driver, the most important thing for you to do is get out of their way. Avoid making eye contact, do not challenge them by increasing your speed, and do not let yourself be provoked by any angry gestures they direct toward you.
41 . If a truck is equipped, a trailer brake hand valve can be used to:
Load cargo.
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.
42 . Drivers are usually the least alert:
In the afternoon.
Drivers are usually less alert when driving at night, especially after midnight.
See the exact questions that will be on the 2024 North Carolina DMV exam.
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2024 North Carolina | Frequently Asked Questions
A CDL Class B license in North Carolina permits the holder to operate commercial vehicles weighing more than 26,000 pounds and towing vehicles not exceeding 10,000 pounds. This includes buses, farm labor vehicles, and any vehicle designed to transport 24 passengers or more, including the driver. Endorsements may be required for certain vehicles.
A Class B CDL license in North Carolina allows you to operate single or combination vehicles where the single vehicle weighs over 26,000 pounds. This includes straight trucks, large buses, segmented buses, box trucks, dump trucks with small trailers, and any vehicle designed to transport 24 passengers or more including the driver.
To acquire a Class B CDL license in North Carolina, you must be at least 18 years old (21 for interstate driving), possess a valid North Carolina driver's license, pass a DOT medical examination, successfully complete the CDL general knowledge test, and pass the skills test in the type of vehicle you plan to drive. A clean driving record is also essential.
In North Carolina, to qualify for a Class B CDL license, you must be at least 18 years old for intrastate transportation (within state lines) and at least 21 years old for interstate transportation (across state lines). Additionally, you must pass a medical examination and have a clean driving record.
Specific endorsements aren't necessary for a Class B CDL license in North Carolina but may be required based on the type of vehicle you plan to drive or cargo you're transporting. For example, you'd need a Passenger (P) endorsement to drive a bus or a Hazardous Materials (H) endorsement to transport HazMat. Each endorsement requires additional testing.
The Class B CDL skills assessment in North Carolina includes a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. You'll need to demonstrate your ability to inspect your vehicle, control it in different situations, and drive it safely on the road, following all traffic rules and regulations.
Yes, Class B CDL license holders in North Carolina are limited to operating vehicles with a GVWR of 26,001 pounds or more, or any such vehicle towing a vehicle not in excess of 10,000 pounds GVWR. They can't drive a combination of vehicles (like a tractor-trailer) that would require a Class A CDL. Also, additional endorsements may be needed for certain types of vehicles or cargo.
No, North Carolina does not offer the written Class B CDL test in languages other than English. This is due to Federal Motor Carrier Safety Regulations which require drivers to read and speak English sufficiently to converse with the general public, understand highway traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, you can request accommodations for the Class B CDL written exam in North Carolina due to disability. The Division of Motor Vehicles is committed to ensuring that its services are accessible. However, you must provide proper documentation of your disability and specify the type of accommodation needed. Contact your local DMV office for detailed information.
Yes, if you fail the Class B CDL written test in North Carolina, you can retake it. However, you must wait at least 5 days between attempts. There is no limit to the number of times you can retake the test, but each attempt requires a new fee. It's recommended to study thoroughly before retaking the test.
