Knowledge Test Class B #2
Class B Driving Test | Oklahoma 2025 #2 Page 2 of 7
Train for FREE online with our Oklahoma 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 OK 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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8 . If you plan to transport hazardous materials, you will:
You must have a hazardous materials endorsement to transport any hazardous materials that require the vehicle to be placarded.
9 . What is axle weight?
"Axle weight" refers to the weight transmitted to the ground by one axle or one set of axles.
10 . When starting the engine of a truck with a trailer, you can tell that your vehicle's ABS is not working if:
When turning on your vehicle's engine, the lights on the dash should come on and then turn off. If the ABS malfunction light stays on, the system is not working properly. In the case of a truck with a trailer, if the yellow light on the left rear of the trailer stays on once the engine has been started, the system is not working properly.
11 . When pulled over to the side of the road, you should:
When stopped on the side of the road, be sure to turn on your vehicle's four-way emergency flashers, especially during times of lowered visibility. Place warning devices within 10 minutes of being stopped.
12 . If you identify a distracted driver on the road, you should:
If you encounter a driver who seems distracted on the road, you should give them plenty of room and maintain a safe following distance.
13 . Most heavy trucks with manual transmissions require ____ to change gears.
Most heavy vehicles with manual transmissions require double clutching to shift gears. Learning to effectively change gears by double clutching takes practice.
14 . Wheel rims that have been welded should:
Wheels or rims that have had welding repairs are not safe to be used.
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2025 Oklahoma | Frequently Asked Questions
A CDL Class A license in Oklahoma is defined as a commercial driver's license that allows the holder to operate any combination of vehicles weighing over 26,001 pounds, provided the vehicle(s) being towed exceed 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, tank vehicles, and livestock carriers.
A Class A CDL license in Oklahoma allows drivers to operate vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, livestock carriers, and tank vehicles. It also covers any combination of vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, provided the towed vehicle is heavier than 10,000 pounds.
To obtain a Class A CDL license in Oklahoma, you must be at least 18 years old (21 for interstate driving), have a valid Oklahoma driver's license, pass a vision test, and successfully complete written and skills tests. You also need to pass a Department of Transportation (DOT) medical examination and provide proof of identity, residency, and Social Security number.
In Oklahoma, you must be at least 18 years old to obtain a Class A CDL license for intrastate (within state) driving. However, for interstate (across state lines) or hauling hazardous materials, federal regulations require drivers to be at least 21 years old. Additionally, you must pass a medical examination and have a clean driving record.
Endorsements are not required for a Class A CDL license in Oklahoma but are necessary if you plan to drive certain types of vehicles or carry specific cargo. For instance, H endorsement is needed for hazardous materials, T for double/triple trailers, P for passenger vehicles, and N for tank vehicles. Each endorsement requires an additional knowledge test.
The Class A CDL skills test in Oklahoma encompasses three parts: the pre-trip inspection, basic vehicle control, and on-road driving. The pre-trip inspection tests your ability to assess your vehicle's safety. Basic vehicle control evaluates your ability to maneuver and control the vehicle. On-road driving assesses your ability to safely drive the vehicle in various traffic situations.
Yes, there are limitations. Class A CDL license holders in Oklahoma cannot drive a motorcycle or moped unless they have a motorcycle endorsement. They also cannot operate a school bus without a school bus endorsement. Additionally, certain medical conditions may restrict your ability to drive commercial vehicles and any violations may result in temporary or permanent disqualification.
In Oklahoma, the written Class A CDL test is primarily offered in English. However, some locations may offer the test in Spanish. It's important to check with your local testing center for language availability. Please note, all drivers must be able to read and understand road signs printed in English.
Yes, accommodations can be made for individuals with disabilities taking the Class A CDL written test. You need to notify the Oklahoma Department of Public Safety in advance about your specific needs. Accommodations can include extra time, a separate testing room, or having the test read aloud. However, all requests are subject to approval and must comply with federal regulations.
Yes, if you don't pass the Class A CDL written test in Oklahoma, you can retake it. However, you must wait at least one day before retaking the test. If you fail the test three times, you'll need to wait 30 days before your next attempt. Remember, each attempt requires a new test fee.
