Air Brakes #2
Air Brakes Endorsement Test | Nebraska 2024 #2 Page 4 of 4
Train for FREE online with our Nebraska 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 NE 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.
25
20
20
19 . Both systems in a dual air brake systems share:
An air compressor.
Both systems in a dual air brake system share a single air compressor. If the air compressor is damaged, neither system will be able to operate properly.
20 . What color are ABS malfunction lamps?
Blue
Vehicles with Anti-Lock Braking Systems (ABS) have yellow malfunction lamps.
21 . An emergency brake must be controlled by:
All trucks, truck tractors, and buses must be equipped with emergency brakes and parking brakes. Because air pressure can eventually leak away, emergency and parking brakes should be held on by mechanical force.
22 . In a dual air brake system:
There are two air brake systems in a dual air brake system. The systems share a set of brake controls, but each system has its own tanks, hoses, and lines.
23 . Emergency brakes:
All trucks, truck tractors, and buses must be equipped with emergency brakes and parking brakes.
24 . When traveling down a steep downgrade, the best way to use your brakes is to:
Apply consistent pressure to the brake pedal all the way down the hill.
On a long or steep downgrade, brakes should only be used to supplement the braking effect of the engine. Apply the brakes just enough to feel a definite slowing down, then release them once you are about 5 mph below your target "safe" speed. Once your vehicle reaches its safe speed again, repeat this process.
25 . Using the brakes creates heat. If too much heat is produced:
Brakes are designed to take a lot of heat, but drivers should not rely solely on the brakes to slow their vehicle. Brakes may fade and lose their ability to slow down the vehicle if they become too hot, so drivers should also rely on the engine braking effect.
2024 Nebraska | Frequently Asked Questions
A CDL Class A license in Nebraska allows the holder to operate any combination of vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more, provided the Gross Vehicle Weight Rating (GVWR) of the vehicle(s) being towed exceeds 10,000 pounds. It is typically used for driving tractor-trailers, truck and trailer combinations, and livestock carriers.
A Class A CDL license in Nebraska allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, and livestock carriers. It can also be used to drive flatbeds, and vehicles towing trailers or other vehicles over 10,000 pounds. However, certain endorsements may be required for specific types of vehicles.
To obtain a Class A CDL license in Nebraska, you must be at least 18 years old (21 for interstate driving), possess a valid Nebraska driver's license, pass a vision exam, and complete a written knowledge test. You also need to pass a skills test, which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam.
In Nebraska, you must be at least 18 years old to qualify for a Class A CDL license. However, if you plan to drive across state lines or handle hazardous materials, federal regulations require you to be at least 21 years old.
No specific endorsements are required for a Class A CDL license in Nebraska. However, certain types of driving jobs may require specific endorsements. For instance, hauling hazardous materials requires an H endorsement, transporting passengers requires a P endorsement, and driving tank vehicles requires an N endorsement. These endorsements require additional testing.
The Class A CDL skills test in Nebraska encompasses three main parts: the vehicle inspection test, the basic controls test, and the road test. The vehicle inspection test checks your ability to assess the safety of a commercial vehicle. The basic controls test evaluates your ability to maneuver and control the vehicle. The road test assesses your on-road driving skills.
Yes, Class A CDL license holders in Nebraska may face certain limitations based on their skills and medical conditions. For instance, if they can't operate a manual transmission, they'll get an automatic transmission restriction. If they fail the air brakes knowledge test or skills test, they'll get an air brakes restriction. Also, medical conditions might limit their driving privileges.
In Nebraska, the written Class A CDL test is primarily administered in English, following federal regulations. However, the Nebraska Department of Motor Vehicles (DMV) provides an interpreter for those who cannot understand or read English. It's important to contact your local DMV office in advance to request this service.
Yes, you can request accommodations for the Class A CDL written test in Nebraska if you have a disability. The Nebraska Department of Motor Vehicles (DMV) complies with the Americans with Disabilities Act (ADA) and provides reasonable accommodations to individuals who require them. To request accommodations, you should contact your local DMV office ahead of your test date.
If you don't pass the Class A CDL written test in Nebraska on your first try, you can retake it. However, you must wait at least one day before retesting. There is no limit on the number of times you can retake the test, but keep in mind each attempt requires a new fee.