Knowledge Test Class A #2
Class A Driving Test | Tennessee 2026 #2 Page 4 of 7
Train for FREE online with our Tennessee 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 TN 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 . Air brakes are:
A tool to improve fuel efficiency.
As long as the brakes are properly maintained, using air brakes is a safe and effective method of stopping large, heavy vehicles.
23 . A commercial motor vehicle:
It is illegal to operate a CMV without a CDL. Violations may be punished by fines and/or jail time.
24 . On flat surfaces, wheel chocks:
In situations where a driver cannot use a parking brake, wheel chocks can be used to hold a parked vehicle in place on a level surface.
25 . When loading cargo, weight should be placed:
A vehicle is vulnerable to tipping over if its center of gravity is too high. To prevent this, you should distribute the weight of your cargo evenly and as low as possible.
26 . If a vehicle begins to hydroplane, the driver should:
If your vehicle begins to hydroplane, you can regain control by releasing the accelerator and pushing in the clutch.
27 . Which of the following is not an example of a distracted person that motorists should be worried about?
A person sitting on a bench waiting for a bus
You should be cautious when you are near people who are not paying attention to the road. Be wary of drivers who are engaged in conversation with passengers, children near the road, and road workers.
28 . A learner permit is valid for:
12 months.
In Tennessee, a commercial vehicle learner permit is valid for 12 months.
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2026 Tennessee | Frequently Asked Questions
A CDL Class B license in Tennessee allows the holder to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This includes buses, farm labor vehicles, and any vehicle designed to transport 16 to 23 passengers, including the driver.
With a Class B CDL license in Tennessee, you can operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or tow a vehicle not heavy than 10,000 pounds. It includes straight trucks, large passenger buses, segmented buses, box trucks, dump trucks with small trailers, and trucks with small trailers.
To acquire a Class B CDL license in Tennessee, you must be at least 21 years old (or 18 for in-state transport only), possess a valid Tennessee driver's license, pass a vision test, and complete a Commercial Driver License Application. You also need to pass a written knowledge test and a skills test which includes pre-trip vehicle inspection, basic controls, and on-road driving.
In Tennessee, you must be at least 21 years old to qualify for a Class B CDL license for interstate commerce. However, if you plan to drive only within the state (intrastate commerce), you can obtain a Class B CDL license at the age of 18.
While specific endorsements are not necessary to obtain a basic Class B CDL license, they can enhance your licensure. Endorsements certify you to drive certain types of vehicles or transport specific cargo. For instance, a passenger or school bus endorsement allows you to drive such vehicles, while a hazardous materials endorsement permits you to transport hazardous cargo.
The Class B CDL skills assessment in Tennessee includes three parts: a pre-trip vehicle inspection to verify that you can assess if your vehicle is safe to drive, a basic vehicle controls test to check your ability to control the vehicle, and an on-road driving test to examine your practical driving skills in various traffic situations and conditions.
Yes, Class B CDL license holders in Tennessee are limited to operating single vehicles with a GVWR of 26,001 or more pounds, or a towed vehicle not exceeding 10,000 pounds GVWR. They are not authorized to drive a Class A vehicle unless they upgrade their license. Endorsements may be required for certain types of vehicles like school buses or tank vehicles.
In Tennessee, the written Class B CDL test is generally administered in English. However, the state may offer the test in other languages. It's recommended to contact the Tennessee Department of Safety & Homeland Security for specific information on language availability for the written test.
Yes, in Tennessee, you can request accommodations for the Class B CDL written exam if you have a disability. The Department of Safety and Homeland Security works to ensure all testing materials and methods are accessible. You should contact your local Driver Services Center in advance to discuss your needs and arrange appropriate accommodations.
If you fail the Class B CDL written test in Tennessee, you can retake it. However, you must wait at least one day before attempting the test again. There is no limit to the number of times you can retake the test, but a fee applies each time. It's recommended to study thoroughly before retesting.
