Knowledge Test Class A #1
Class A Driving Test | Nevada 2026 #1 Page 7 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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43 . The two indicators that determine when you should upshift are:
Oil pressure and air brake pressure.
There are two indicators that determine when you need to shift into a higher gear. One indicator is the engine speed (rpm). You should read your vehicle's manual to learn its rpm range and shift up when you reach the top of that range. The other indicator is road speed (mph). You should learn which speeds each gear can accommodate, then keep an eye on the speedometer and shift up as needed.
44 . Do not operate a vehicle if any brake drums have cracks that are larger than ____ of the width of the friction area.
Before beginning a trip, it is important to check the brake drums during your walk-around inspection. It is unsafe to drive if any brake drum has a crack more than one half of the width of the friction area.
45 . In an emergency, if you must leave the roadway to drive on the shoulder, you should:
Stay on the shoulder until the next exit.
If a hazard requires you to drive onto the shoulder of a road, you should try to keep one set of wheels on the pavement to maintain better control of your vehicle. If possible, stay on the shoulder until your vehicle has come to a complete stop, then pull back onto the road when it is safe to do so.
46 . Bent lock rings:
Can lengthen tire life.
Mismatched, bent, or cracked lock rings are dangerous and should not be used.
47 . In a vehicle with dual air brakes, a leak in one system ____ the second system.
A dual air brake system is made up of two separate air brake systems. If there is an air leak in one system, it may not affect the other.
48 . Your CDL will be revoked if:
If your privilege to operate your personal vehicle is revoked, canceled, or suspended due to moving traffic violations, you will also lose your CDL. This does not apply if your license is revoked due to parking violations.
50 . It is illegal to operate a CMV with a minimum blood alcohol content (BAC) of:
0.08 percent.
Operating a CMV with a minimum blood alcohol content (BAC) of 0.04 percent is illegal and will result in loss of license for at least one year for a first offense. If you operate a CMV with any detectable amount of alcohol in your system while remaining below the legal limit of 0.04 percent, you will be put out-of-service for at least 24 hours.
See the exact questions that will be on the 2026 Nevada DMV exam.
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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.
