FREE Air Brakes Endorsement Test Online | Oklahoma 2024 Page 3 of 4
Train for FREE online with our Oklahoma CDL air brake 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 Class A/Class B driver license in 2021, 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 the requirements for CDL may vary from state to state.
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13 . In a vehicle with dual parking control valves, a separate air tank can be used:
In a vehicle with dual parking control valves, there is a separate air tank that can be used to temporarily release the spring brakes if they have been activated due to low air pressure. Pushing in the proper control will release the spring brakes for a short period of time, allowing the driver to move the vehicle in an emergency.
14 . In a dual air brake system, air pressure should build from 85 to 100 psi within ____ seconds.
When inspecting a vehicle with a dual air brake system, you should wait for air pressure to build from 85 to 100 psi in both the primary and secondary systems. This should take about 45 seconds.
15 . Brakes out of adjustment will:
Brakes out of adjustment will fade before those that are properly adjusted. Brake adjustment must be checked frequently to help prevent brake issues.
16 . What helps prevent wheel lockup when braking?
The purpose of an Anti-Lock Braking System (ABS) is to prevent wheel lockup while brakes are being applied.
17 . Air tank drains:
Compressed air in an air brake system usually has a certain amount of water and oil in it. This can harm the system if allowed to accumulate. Air tanks have drain valves to aid in removing water and oil from the compressed air.
18 . Anti-Lock Braking Systems (ABS):
If equipped, ABS is in addition to a vehicle's normal braking system and does not increase or decrease the braking power of any other system. ABS only activates when a vehicle's wheels are about to lock.
See the exact questions that will be on the 2024 Oklahoma DMV exam.
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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.
