Knowledge Test Class B #2
Class B Driving Test | Tennessee 2025 #2 Page 5 of 7
Train for FREE online with our Tennessee 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 TN CDL class B permit in 2025, 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 . If trying to correct a drive-wheel braking skid, the driver should:
To correct a drive-wheel braking skid, you should first remove pressure from the brake pedal to allow the locked wheels to begin rolling again. Quickly steer in the direction you want to go, then countersteer to prevent your vehicle from skidding in the opposite direction.
30 . Heights posted at bridges:
Never assume that the posted height on a bridge or other overhead object is correct. Even if it was accurate when posted, things may have changed that affect clearance, either permanently (such as a repaving of the road) or temporarily (such as packed snow on the road).
31 . Backing with a trailer is dangerous because:
There may be extra weight in the front of the trailer.
Backing up is always dangerous because it is impossible to see everything behind your vehicle. If you must drive in reverse, use a helper, if possible.
32 . A posted maximum speed limit:
You should never drive faster than posted speed limits. For safety, you should slow down as conditions require.
33 . When braking while ABS is activated, you should:
Brake softer than you normally would.
In a vehicle equipped with an Anti-Lock Braking System (ABS), you should apply the brakes in the same manner that you would if you were driving without ABS.
34 . During the straight line backing exercise, how many times are you permitted to exit the vehicle to check its position?
Four times
During the straight line backing exercise, you are permitted to exit your vehicle to check its position no more than one time.
35 . If caught driving a CMV with a blood alcohol content (BAC) of 0.02 percent, a driver will be:
Put on probation.
If you are found to be driving with any detectable amount of alcohol in your system, but are still below the legal limit of 0.04 percent, you will put out-of-service for a period of 24 hours.
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2025 Tennessee | Frequently Asked Questions
A CDL Class A license in Tennessee allows the holder to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed exceeds 10,000 pounds. It covers vehicles like tractor-trailers, truck and trailer combinations, and flatbeds.
A Class A CDL license in Tennessee allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, tanker vehicles, and livestock carriers. It is typically used for long-haul or over-the-road (OTR) trucking. The license covers any vehicle with a GCWR of 26,001 pounds or more if the towed vehicle is over 10,000 pounds.
To obtain a Class A CDL license in Tennessee, you must be at least 21 years old (18-20 years for intrastate driving), possess a valid Tennessee driver's license, pass a vision test, and successfully complete both a knowledge test and a skills test. You'll also need to provide proof of citizenship or lawful permanent residency.
In Tennessee, you must be at least 21 years old to qualify for a Class A Commercial Driver's License (CDL) for interstate driving. However, you can obtain a Class A CDL for intrastate driving (within Tennessee) if you are at least 18 years old.
Specific endorsements are not required for a Class A CDL license, but they can expand your job opportunities. Endorsements allow you to operate specific types of vehicles, such as tank vehicles (N), passenger vehicles (P), school buses (S), or vehicles carrying hazardous materials (H). Each endorsement requires passing additional knowledge and/or skills tests.
The Class A CDL skills test in Tennessee encompasses three parts: a pre-trip inspection to confirm that your vehicle is safe to drive, a basic vehicle control test to demonstrate your ability to maneuver and control the vehicle, and an on-road driving test where you'll be evaluated on your interaction with traffic and adherence to safety rules.
Yes, there can be limitations on Class A CDL license holders. These are typically represented as restrictions noted on the license. For example, if you take your skills test in a vehicle without air brakes, you'll have an "L" restriction and can't operate vehicles with air brakes. Other restrictions can relate to medical conditions or the specific type of vehicle used for testing.
In Tennessee, the Class A CDL written test is primarily administered in English. However, some locations may offer the test in Spanish. It's important to note that all CDL holders must be able to read and speak English well enough to communicate 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 A CDL written test if you have a disability. The Tennessee Department of Safety & Homeland Security is committed to ensuring accessibility for all test takers. You should contact them directly ahead of your scheduled test to discuss your specific needs and arrange appropriate accommodations.
If you don't pass the Class A CDL written test, you can retake it. However, you must wait at least one day before retesting. There's no limit on how many times you can retake the test, but each attempt requires a fee. It's advisable to study thoroughly before retesting to increase your chances of passing.
