Air Brakes Endorsement Test | Delaware 2024 #2

Train for FREE online with our Delaware 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 DE 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 . If the air pressure warning light comes on, you should:

Continue driving normally.

Activate your hazard lights and continue driving.

Call the local law enforcement agency.

Safely exit the roadway and stop.

If the air pressure warning light or buzzer comes on while you are driving, you should immediately stop and safely park the vehicle. This warning signal indicates that there is a problem in the air brake system that needs to be fixed.

2 . Brake fading is caused when:

Brakes are not used often enough.

Brakes overheat.

Brakes are too cold.

Brakes are wet.

Using the brakes excessively will cause them to overheat, making them less effective. This is referred to as "fading."

3 . To confirm that a trailer has ABS, you can:

Look under the trailer for wheel speed sensors coming from the back of the brakes.

Look under the hood for the ABS sticker.

Look at the tires.

Remove a tire and look for the ABS sensor on the axle.

If you are unsure if a trailer is equipped with an Anti-Lock Braking System (ABS), look under the vehicle for the electronic control unit and wheel speed sensor wires coming from the back of the brakes.

4 . Truck tractors with air brakes built on or after March 1, 1997 must have:

An Anti-Lock Braking System (ABS).

Bluetooth.

GPS.

A rear back-up camera.

Truck tractors with air brakes built on or after March 1, 1997 must be equipped with Anti-Lock Braking Systems (ABS).

5 . Before a vehicle with dual air brakes is driven, pressure of at least ____ should be built up in both braking systems.

10 psi

25 psi

50 psi

100 psi

Before driving a vehicle with a dual air brake system, allow time for the air compressor to build up pressure of at least 100 psi in both the primary and secondary systems.

6 . How many air storage tanks are used in an air brake system?

Two tanks

Four tanks

Six tanks

The number varies.

Air storage tanks are used to hold compressed air. The number and size of air tanks in an air brake system varies among vehicles.

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2024 Delaware | Frequently Asked Questions

To secure a CDL Bus endorsement in Delaware, you must first obtain a Commercial Driver's License (CDL). Then, you need to pass the passenger endorsement test, which includes questions on inspecting your bus, loading/unloading passengers and emergency procedures. Additionally, you will need to pass a skills test in a vehicle similar to the one you will be driving.

To obtain a CDL Bus license in Delaware, you need to hold a valid driver's license, pass the CDL general knowledge test, and complete the passenger endorsement test. You also need to pass a driving skills test in a bus. Requirements may also include a physical examination, a vision test, and a criminal background check. Check with Delaware's DMV for specific requirements.

Yes, specific training is necessary for a CDL Bus endorsement. You must complete a CDL training course and pass both written and skills tests. The training covers various topics like driving safety, bus inspection, emergency procedures, and passenger loading/unloading. The skills test includes pre-trip vehicle inspection, basic vehicle control, and on-road driving test.

CDL Bus licenses in Delaware fall under Class B or Class C. Class B is for single vehicles like buses that can carry 16 or more passengers (including the driver) or are over 26,000 pounds. Class C is for vehicles designed to carry 16 or more passengers, including the driver, if the vehicle is not covered under Class B. Each class requires specific knowledge and skills tests.

No, you cannot use your personal vehicle for the CDL Bus driving test in Delaware. The vehicle you use for the test must match the class and type of vehicle you plan to drive with your CDL. This means you'll need to use a commercial bus for the test if you're seeking a bus endorsement.

During the CDL Bus driving test, the examiner evaluates your ability to inspect safety equipment, check brakes, and demonstrate proper use of controls. You'll also need to show your skills in maneuvering, such as turning, reversing, and parking. Additionally, you'll be evaluated on your ability to handle railroad crossings and emergency situations.

Yes, Delaware requires additional medical prerequisites for a CDL Bus endorsement. You must pass a Department of Transportation (DOT) physical exam every two years, which includes hearing and vision tests. The exam also checks for conditions like high blood pressure or epilepsy that could affect your ability to safely operate a commercial vehicle. A Medical Examiner's Certificate is issued upon passing.

No, it is not permissible to transport passengers without a valid Commercial Driver's License (CDL) Bus endorsement in Delaware. This endorsement is necessary for driving vehicles designed to transport 16 or more passengers, including the driver. Driving without the appropriate endorsement can result in legal consequences, including fines and suspension of your CDL.

Yes, the CDL Bus endorsement can be added to your existing Commercial Driver's License in Delaware. You don't need to apply for a new license, but you will need to pass the Passenger Transport Test, and possibly a skills test in the type of vehicle you will be driving. Remember to bring your current CDL when you apply for the endorsement.

Yes, there are restrictions for drivers with a CDL Bus endorsement in Delaware. For instance, school bus drivers must be at least 21 years old, pass a background check, and meet physical fitness requirements. Additionally, drivers cannot have serious traffic violations within the last few years. They must also comply with federal regulations regarding hours of service to prevent fatigue.