FREE CDL Combination Vehicles Practice Test Online | Hawaii 2024
Train for FREE online with our Hawaii CDL combination vehicle 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 HI combination license in 2021, 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 DMV requirements for issuing a combination license may vary from state to state.
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1 . A trailer that is too high:
Before coupling together a tractor and a trailer, you should make sure the trailer is at the proper height. If the trailer is too low, the trailer nose may be damaged. If the trailer is too high, it may not be able to couple correctly.
2 . The emergency air line supplies air to the:
The emergency air line (also known as the supply line) has two functions. The first is to supply air to the trailer air tanks, and the second is to control the emergency brakes on combination vehicles.
3 . When testing ____, you should apply your vehicle's brakes with the hand control while moving the vehicle forward slowly.
To test the trailer service brakes, you should first ensure that the braking system has a normal air pressure level, then release the parking brake. You should then move the vehicle forward slowly and apply the brakes with the hand control. If the trailer service brakes are working properly, you will feel the brakes activate.
4 . If you must cross traffic while driving a combination vehicle, you should:
Combination vehicles require more space on the road than other vehicles. When entering or crossing traffic while driving a combination vehicle, it is especially important that there is a large enonugh gap in traffic to safely do so.
5 . In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when air pressure drops to a level between:
In vehicles equipped with an automatic tractor protection valve, the valve will pop out if air pressure drops to a level between 20 and 45 psi. When the valve pops out, the protection valve will close, stopping the flow of air.
6 . If a trailer begins to skid, it is best for the driver to:
If your trailer begins to skid, you should release the brakes to regain traction. The trailer will begin to straighten out once the wheels begin to grip the road again.
7 . What does an Anti-Lock Braking System (ABS) do?
An Anti-Lock Braking System (ABS) helps prevent wheel lockup during hard braking. If ABS detects impending lockup, it reduces braking pressure to a safe level.
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2024 Hawaii | Frequently Asked Questions
A CDL Class A license in Hawaii is a commercial driver's license that allows the holder to operate any combination of vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, provided the GVWR of the vehicle(s) being towed is in excess of 10,000 pounds. It's typically used for semi-trucks and tractor-trailers.
A Class A CDL license in Hawaii allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. In general, any combination of vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more can be operated with this license.
To obtain a Class A CDL license in Hawaii, you must be at least 21 years old, possess a valid Hawaii driver's license, pass a vision test, and complete a written knowledge exam. Additionally, you need to pass a skills test which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam. Medical clearance may also be required.
To qualify for a Class A Commercial Driver's License (CDL) in Hawaii, you must be at least 21 years old. This age requirement is standard across all U.S. states, as it aligns with federal regulations for interstate trucking.
Endorsements are not required for a Class A CDL license but they can provide additional driving privileges. For instance, a Hazardous Materials (H) endorsement allows you to transport hazardous materials, a Tank (N) endorsement allows you to haul a liquid or liquid gas in a tank, and a Passenger (P) endorsement allows you to drive vehicles carrying passengers. Each endorsement requires additional testing.
The Class A CDL skills test in Hawaii includes three parts: a pre-trip vehicle inspection to test your ability to assess the safety of your vehicle, a basic controls test to evaluate your ability to control the vehicle, and an on-road driving test to assess your skill in handling normal traffic situations. Each section must be passed to obtain the license.
Yes, there are limitations. Class A CDL license holders are subject to federal and state regulations. They cannot drive a commercial vehicle while having a blood alcohol level of 0.04% or more. They're also not allowed to operate a commercial vehicle if they've lost the use of an arm or leg unless they have an exemption. Additionally, they must follow hours-of-service regulations.
Yes, it is possible to take the written Class A CDL test in languages other than English in Hawaii. The test is offered in several languages, including Spanish, Japanese, Korean, Vietnamese, and others. However, federal regulations require that all CDL holders must be able to read and speak English sufficiently to converse with the general public and understand traffic signs and signals.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. The Hawaii Department of Transportation provides reasonable accommodations in accordance with the Americans with Disabilities Act. Contact your local testing center ahead of time to discuss your needs and arrange for necessary accommodations.
If you don't pass the Class A CDL written test in Hawaii, you can retake it. However, you must wait at least one day before retaking the test. There may be additional fees for each retest. It's advisable to study thoroughly before attempting to retake the test to increase your chances of passing.
