Knowledge Test Class A #1
Class A Driving Test | Oklahoma 2024 #1 Page 7 of 7
Train for FREE online with our Oklahoma 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 OK CDL class A permit in 2024, 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 . Some water and compressor oil is usually found in the compressed air within an air brake system. The water and compressor oil:
If water and compressor oil are left to build up in an air brake system, the system can be damaged. Air storage tanks are equipped with drains to allow this accumulation to be removed. Manually controlled drains should be operated at the end of each day of driving.
44 . You should ____ if the low pressure warning signal activates while you are driving.
If the low pressure warning signal activates while you are driving, it is important that you safely exit the roadway as soon as possible and park your vehicle. If the air pressure gets too low, the brakes will no longer work well enough for you to stop safely.
45 . 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.
46 . To obtain a hazardous materials endorsement, a person must be:
To obtain a hazardous materials endorsement, you must be a U.S. citizen or lawful permanent resident. You will lose your hazardous materials endorsement if you renounce your U.S. citizenship.
47 . When it is difficult to see and you are traveling near other drivers, you should:
Use your low beam headlights when traveling near other drivers at times when it is difficult to see, such as at dawn, at dusk, or in poor weather conditions. Using the high beam setting under certain conditions could make it difficult for other drivers to see.
48 . Having weight loaded in a way that creates a high center of gravity:
Transporting cargo that is loaded with a high center of gravity increases the risk that the transporting vehicle will tip over. Cargo should be loaded with a safe weight distribution.
49 . When driving on a long downhill slope, you should brake by:
When approaching a long downgrade, you should shift into a lower gear then use proper braking techniques. Using the brakes alone could cause them to overheat and fail. The braking power of the engine, which is maximized by being in a lower gear, will be the principal way of controlling your speed on a downgrade.
50 . Roads are especially slippery right after it begins to rain because:
Roads are often especially slippery when it first begins to rain. Rainwater forms a slick film when mixed with oil and grease on the road surface that has not yet washed away.
2024 Oklahoma | Frequently Asked Questions
In Oklahoma, a Commercial Driver's License (CDL) Class B is a type of license required to operate vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 26,000 pounds or towing vehicles not in excess of 10,000 pounds. This includes buses, dump trucks, delivery trucks, and utility trucks. The license requires passing a general knowledge test and a skills test.
A Class B CDL license in Oklahoma allows you to operate single vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, or any such vehicle towing a vehicle not in excess of 10,000 pounds GVWR. This includes straight trucks, large buses, segmented buses, box trucks, dump trucks with small trailers, and tractor-trailers.
To acquire a Class B CDL license in Oklahoma, you must be at least 18 years old (21 if you plan to drive interstate), possess a valid Oklahoma driver's license, pass a DOT physical examination, and have good vision and hearing. You'll also need to pass a written knowledge test and a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and a road test.
In Oklahoma, you must be at least 18 years old to qualify for a Class B CDL license. However, if you intend to drive commercially across state lines (interstate commerce), federal regulations require that you be at least 21 years old.
Specific endorsements aren't necessary for a Class B CDL license in Oklahoma, but they can expand your job opportunities. Endorsements allow you to operate special types of vehicles like school buses, tank vehicles, or vehicles carrying hazardous materials. To get an endorsement, you must pass additional knowledge and skills tests related to the specific vehicle type.
The Class B CDL skills test in Oklahoma includes three parts: pre-trip vehicle inspection, basic vehicle control, and on-road driving. You will have to demonstrate your ability to inspect your vehicle, make sure it's safe to drive, show basic control like backing and turning, and prove you can safely drive in various road conditions and traffic situations.
Class B CDL license holders in Oklahoma are permitted to operate any single vehicle with a GVWR of 26,001 pounds or more, and any such vehicle towing another not exceeding 10,000 pounds. However, they are not allowed to operate a Class A combination vehicle. Restrictions may apply depending on the driver's record and the specific endorsements on the license.
In Oklahoma, the written test for a Class B CDL is primarily offered in English. However, some testing centers may offer the test in Spanish. It's important to note that federal regulations require all CDL holders to have a basic understanding of the English language to ensure safety on the roads.
Yes, you can request test accommodations for the Class B CDL written exam in Oklahoma if you have a disability. You'll need to provide documentation of your disability and specify the type of accommodation you need. It's recommended to make your request well in advance of your scheduled test date to allow time for approval.
Yes, you can retake the Class B CDL written test in Oklahoma if you don't pass on your first attempt. You must wait at least one day before retesting. There may be a retest fee. It's recommended to review the areas you struggled with before attempting the test again. Keep in mind, after three failed attempts, you'll need to wait 30 days before retesting.