Air Brakes #2
Air Brakes Endorsement Test | Oklahoma 2024 #2
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 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 the requirements for CDL may vary from state to state.
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1 . When leaving your vehicle unattended:
In general, you should always use the parking brake when parking your vehicle. However, you should not apply the parking brake if your brakes are very hot or if your brakes are wet and temperatures are below freezing.
2 . You should test the low pressure warning signal by:
It is essential that your low pressure warning light functions properly. After allowing the system to charge, you can test the warning signal by rapidly applying and releasing the brake pedal. This will release air from the braking system and the warning signal should come on when pressure drops to a dangerous level.
3 . Before driving a vehicle with air brakes, you should ensure that the ____ come on automatically when air pressure falls below 45 psi.
Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when air tank pressure falls to a level between 20 and 45 psi. You can do this by chocking the wheels and releasing air from the braking system by stepping on and off the brake pedal. Once the pressure levels drop to an unsafe level, the parking brake valve should pop out and spring brakes should come on.
4 . To make a stop in a vehicle equipped with air brakes, the driver should:
To make a normal stop in a vehicle that is equipped with air brakes, you should simply press the brake pedal down.
5 . When you are about to start down a hill, you should switch into a ____ gear.
Before starting down a hill, be sure to switch into a low gear. Gravity will increase your vehicle's speed as you travel downhill.
6 . If the safety relief valve in the air brake system releases air:
An air brake system has a safety relief valve, which releases air from the tanks if the pressure gets too high. If the valve must operate, something in the system is wrong and should be addressed by a mechanic.
See the exact questions that will be on the 2024 Oklahoma DMV exam.
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2024 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.
