Air Brakes Endorsement Test | Illinois 2024 #1

Train for FREE online with our Illinois 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 IL 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.

Number of Question 25

Passing Score 20

Number of Tests 20

1 . To use the controlled braking method, you should:

Apply the brakes as hard as possible without locking the wheels.

Apply the brakes with about half-force.

Apply the brakes until the wheels lock.

Pump the brakes.

The method of controlled braking involves applying the brakes as hard as you can without locking the wheels. If you need to make large steering adjustments while using controlled braking, you should remove your foot from the brake pedal, steer, then reapply the brakes.

2 . Air tank drains:

Allow rain water to enter the tank.

Are used to drain water and compressor oil from the air tank.

Should never be opened.

Must remain open during transit.

In an air brake system, the air storage tanks must be drained to remove accumulated water and compressor oil. Failing to do so can cause damage. Manually operated drains should be used at the end of each day of driving.

3 . A dual air brake system:

Has a single air brake system, but uses two sets of controls.

Has one air brake system for each side of the truck.

Has two brakes for each wheel.

Has two separate air brake systems, but uses a single set of controls.

A dual air brake system has two separate air brake systems that use a single set of brake controls. One system typically operates the regular brakes on the rear axle or axles. The other system operates the regular brakes on the front axle.

4 . Water and compressor oil are usually found in the compressed air within an air brake system. Water and compressor oil:

Are necessary for the proper function of the air brake system.

Should be added if low.

Should be removed regularly.

Are not concerns.

Compressed air in an air brake system usually contains a certain amount of water and compressor oil. The water and oil can damage the brakes if left to accumulate in the system. Manually operated air tank drains must be opened daily to remove this build-up.

5 . On newer vehicles, how do you put on the parking brake?

Move a lever to the right.

Push in the yellow, diamond-shaped knob.

Pull out the yellow, diamond-shaped knob.

Pull up on the steering column.

On newer vehicles with air brakes, the parking brake is controlled by a yellow, diamond-shaped knob. The knob is pulled out to set the brakes, and pushed in to release them.

6 . If using air tanks with manually operated drains, how often should you drain the tanks?

Every day

Once a week

Once a month

Once every 3,000 miles

To prevent the build up of oil and water in a vehicle's air tanks, manually operated air tank drains should be used at the end of each day of driving.

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2024 Illinois | Frequently Asked Questions

To acquire a CDL Hazmat endorsement in Illinois, you must first have a Commercial Driver’s License (CDL). Then, you need to pass the Hazardous Materials Endorsement Knowledge Test at a Secretary of State facility. After passing, you must complete a federal security threat assessment, which includes fingerprinting. Finally, pay the required fees to receive your endorsement.

To obtain a CDL Hazmat license in Illinois, you must first have a valid Commercial Driver’s License (CDL). You must be at least 21 years old and be able to pass a Hazmat Knowledge Test. Additionally, you will need to pass a Transportation Security Administration (TSA) background check, which includes fingerprinting. Lastly, you'll need to demonstrate ability to read and speak English.

When applying for a CDL Hazmat endorsement, you need to present your valid Commercial Driver's License (CDL). You also need proof of U.S. citizenship or legal status, such as a birth certificate or passport. Proof of Illinois residency is required too. Finally, you need to complete the TSA background check and fingerprinting forms.

Yes, there is a dedicated written test for the CDL Hazmat endorsement in Illinois. The test is designed to ensure drivers understand the safety protocols, regulations, and handling procedures for hazardous materials. It covers topics such as loading and unloading hazardous materials, bulk packaging marking, driving and parking rules, and emergency response procedures.

The written test for the CDL Hazmat endorsement covers a range of subjects related to hazardous materials. This includes understanding hazard classifications, how to safely load and unload hazardous materials, how to use placards and labels, handling emergencies, and understanding rules for transporting specific types of hazardous materials.

Yes, there are additional fees associated with acquiring a CDL Hazmat endorsement in Illinois. These include a $30 fee for the written test, a $60 fingerprinting fee, and a $86.50 TSA background check fee. Please note that these fees are subject to change and it's recommended to check the latest updates from local DMV.

Yes, background checks are required for the CDL Hazmat endorsement in Illinois. The Transportation Security Administration (TSA) conducts a federal background check and fingerprinting to ensure the driver doesn't pose a security threat. This process includes checking criminal, immigration, and terrorist records. The driver must also not have any disqualifying offenses.

Yes, specialized training is required for the CDL Hazmat endorsement. Applicants must pass a written test that covers hazardous materials regulations and safety procedures. After passing the test, they also need to undergo a TSA security threat assessment. This process verifies their fitness to handle hazardous materials safely and securely.

No, you cannot transport hazardous materials without a valid CDL Hazmat endorsement in Illinois. This endorsement is required by federal and state law for drivers who transport hazardous materials. Driving without a valid endorsement can result in serious penalties including fines and potential disqualification of your commercial driving privileges.

Yes, you can add the CDL Hazmat endorsement to your current CDL license in Illinois. You don't need a new CDL, but you must pass the Hazmat knowledge test, undergo a TSA background check, and pay the required fees for the endorsement. Remember to study the Hazmat section of the CDL manual before taking the test.