Knowledge Test Class A #1
Class A Driving Test | Nevada 2026 #1 Page 4 of 7
Train for FREE online with our Nevada class A 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 NV CDL class A 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 A requirements may vary from state to state.
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22 . Be sure that your wheel bearing/seals are:
During an inspection, ensure that the wheel bearing/seals are not leaking.
23 . The air compressor governor controls:
The speed of the vehicle.
In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.
24 . In the event of an engine fire, you should not:
Spray from the underside of the vehicle.
In the event of an engine fire, you should turn off the engine as soon as possible. Do not open the hood if you can avoid it. Shoot foam through the louvers or from the vehicle’s underside.
25 . A second conviction of operating a CMV with a minimum blood alcohol concentration (BAC) of 0.04 percent will result in:
It is illegal to operate a CMV if your blood alcohol concentration (BAC) is 0.04 percent or higher. A first offense will result in the loss of your CDL for one year. A second offense will result in the loss of your CDL for life.
26 . You may be denied a HazMat endorsement if:
You do not suffer from a mental illness.
You will be denied a HazMat endorsement, or lose an existing endorsement, if you are not a lawful permanent U.S. resident; you renounce your U.S. citizenship; you are wanted for, under indictment for, or convicted of certain felonies; you are judged as mentally unstable or are committed to a mental institution; or you are deemed to pose a security threat by the Transportation Security Administration (TSA).
27 . Hanging meat as cargo is:
An operator should drive with care when transporting a cargo of hanging meat. Such a load is unstable, both because it has a high center of gravity and because the swinging of the meat can affect the driver's handling of the vehicle.
28 . When stopping in an emergency situation, you should:
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle in a straight line but will still allow you to turn if necessary.
2026 Nevada | Frequently Asked Questions
A CDL Class B license in Nevada allows individuals to operate single vehicles with a GVWR of 26,001 or more pounds, or a vehicle towing another not exceeding 10,000 pounds. It includes buses, farm labor vehicles, and any vehicle designed to transport 24 passengers or more, including the driver. This classification doesn't include motorcycles or mopeds.
A Class B CDL license in Nevada allows the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 or more pounds, or tow a vehicle not heavier than 10,000 pounds. This includes large passenger buses, segmented buses, delivery trucks, dump trucks with small trailers, and straight trucks.
To acquire a Class B CDL license in Nevada, you must be at least 21 years old (18 for intrastate driving), possess a valid Nevada driver's license, and pass a medical examination. You also need to pass the General Knowledge test and any other knowledge tests for the specific vehicle type. Lastly, you must pass a driving skills test in a vehicle representative of the class of CDL you're applying for.
To qualify for a Class B CDL license in Nevada, you must be at least 18 years old for intrastate driving (within Nevada only). However, if you intend to drive interstate (across state lines) or haul hazardous materials, you must be at least 21 years old.
Specific endorsements aren't necessary for a Class B CDL license, but they can expand job opportunities. Endorsements certify additional skills such as driving passenger vehicles, tank vehicles, or vehicles carrying hazardous materials. To get an endorsement, you must pass additional knowledge and skills tests related to the specific type of vehicle.
The Class B CDL skills assessment in Nevada encompasses three parts: a pre-trip inspection, a basic vehicle control test, and an on-road driving test. The pre-trip inspection tests your ability to assess the vehicle's condition. The basic control test evaluates your ability to maneuver and control the vehicle, and the on-road test assesses your driving skills in traffic.
Class B CDL license holders are limited to operating vehicles with a GVWR of 26,001 pounds or more, or any such vehicle towing another not in excess of 10,000 pounds. They cannot drive a tractor-trailer combination or a truck with double/triple trailers. Also, without specific endorsements, they cannot transport passengers or hazardous materials.
Yes, it's possible to take the written Class B CDL test in languages other than English. The Nevada DMV offers the test in Spanish. However, federal regulations require that all CDL holders understand English well enough to read road signs, prepare reports, and communicate with the public and law enforcement.
Yes, you can request test accommodations for the Class B CDL written exam in Nevada if you have a disability. The Nevada Department of Motor Vehicles (DMV) complies with the Americans with Disabilities Act (ADA) and provides accommodations such as sign language interpreters, extended test time, and tests in alternative formats. You should contact your local DMV office to make these arrangements.
Yes, you can retake the Class B CDL written test if you don't pass on your first attempt. In Nevada, you must wait at least one day before retesting. However, keep in mind that each retest will require a new fee. It's advisable to study thoroughly to ensure success on subsequent attempts.