You should accelerate very gradually when driving under conditions that create poor traction.

Not be concerned about the pavement.

On a slippery road, you must adjust your driving speed to fit conditions. Because it will take longer for your vehicle to stop on a slippery road than on a dry road, you should increase your following distance when conditions are slippery. Avoid driving in a way that requires you to change speeds frequently.

Adjust your driving to match weather conditions.

Accelerate and slow down frequently.

Adjust your driving to match weather conditions.

You must take an air brakes knowledge test to become licensed to operate a vehicle that is equipped with air brakes, including an air over hydraulic braking system.

To use a vehicle with air brakes.

To drive any truck with a trailer.

To transport hazardous materials.

Wheels or rims that have had welding repairs are not safe to be used.

Be placed on tires in the rear of the vehicle.

On flatbed trailers and trailers without sides, cargo must be tied down to prevent it from shifting or falling off in transit.

Are usually heavy enough to not need to be strapped down.

Should not be strapped down if you are driving more slowly than 35 mph.

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.

Are necessary for the proper function of the system.

Should take up about 10 percent of the tank.

Class A Driving Test | Oklahoma 2024 #2 Page 4 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.

Number of Question 50

Passing Score 40

Number of Tests 20

Class A Driving Test | Oklahoma 2024 #2 Page 4 of 7

22 . When accelerating on a surface with poor traction, such as a wet road, a driver should:

23 . On slippery roads, you should:

24 . Air brakes use ____ to function.

25 . You must have an air brake endorsement:

26 . Wheel rims that have been welded should:

27 . Items on a flatbed:

28 . Some water and compressor oil is usually found in the compressed air within an air brake system. The water and compressor oil:

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