Knowledge Test Class A #2
Class A Driving Test | Hawaii 2026 #2 Page 2 of 7
Train for FREE online with our Hawaii 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 HI CDL class A permit in 2026, 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.
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8 . A tread depth of ____ should be in every major groove of a front tire.
For safe operation, a commercial motor vehicle needs a tread depth of 4/32 of an inch in every major groove on the front tires, and a tread depth of 2/32 of an inch on other tires.
9 . When backing with a trailer:
When backing, you should pull forward to reposition your vehicle whenever needed. Drift should be corrected immediately by turning the steering wheel in the direction of the drift.
10 . What should you do if the braking system cannot build up hydraulic pressure?
If your hydraulic braking system will not build up the pressure needed to slow or stop your vehicle, there are a few possible solutions. Try shifting into a lower gear, pumping the brakes, and/or using the emergency brake.
11 . Be sure that your wheel bearing/seals are:
During an inspection, ensure that the wheel bearing/seals are not leaking.
12 . What is the Gross Vehicle Weight Rating (GVWR)?
A Gross Vehicle Weight Rating (GVWR) is the value specified by the manufacturer as the loaded weight of a single vehicle.
13 . What is reaction distance?
Your vehicle's stopping distance can be calculated by adding together your perception distance, your reaction distance, and your vehicle's braking distance. Reaction distance is the distance traveled between the moment you mentally perceive a hazard and the moment you physically hit the brakes.
14 . If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
The total stopping distance for vehicles equipped with air brakes is made up of four factors: perception distance, reaction distance, brake lag distance, and braking distance. When braking at a speed of 55 mph while driving on dry pavement, the brake lag can add around 32 feet to the vehicle's total stopping distance.
2026 Hawaii | Frequently Asked Questions
To acquire a CDL Tank endorsement in Hawaii, you must first have a valid Commercial Driver's License (CDL). Next, you'll need to pass the Tank Vehicle (N) endorsement knowledge test. The test covers topics like inspecting tank vehicles, driving tank vehicles, and safe driving rules. Study materials can be found in the Hawaii CDL handbook.
To obtain a CDL Tank license, you must first have a valid Commercial Driver's License (CDL). You'll then need to pass the Tank Vehicle (N) endorsement knowledge test which covers topics such as inspecting tank vehicles, driving tank vehicles, and safe driving rules. The Hawaii CDL handbook provides essential study materials.
While specific training or experience isn't mandatory for a CDL Tank endorsement, it's highly recommended. Knowledge of handling large, liquid-filled tanks is crucial. Studying the tank vehicle section in the CDL handbook is key. This prepares you for the written test at your local DMV. Passing this test will get you the CDL Tank endorsement.
Yes, to obtain a CDL Tank endorsement, you must pass the Tank Vehicle (N) endorsement knowledge test. This test covers topics such as inspecting and driving tank vehicles, and safe driving rules. It is an additional written exam beyond the general CDL tests. Preparation materials are available in the Hawaii CDL handbook.
The written test for the CDL Tank endorsement covers a variety of topics related to tank vehicles. These include inspecting tank vehicles, driving tank vehicles, and safe driving rules. It also includes information on the special characteristics of tank vehicles and how to handle emergencies related to them.
The CDL Tank endorsement assessment primarily focuses on knowledge rather than specific driving skills or maneuvers. It tests your understanding of inspecting tank vehicles, driving them safely, recognizing the unique characteristics of tankers, and handling possible emergencies. However, a general CDL skills test will assess your ability to maneuver and control a commercial vehicle.
Yes, drivers with a CDL Tank endorsement in Hawaii are subject to certain limitations and constraints. They must follow specific regulations regarding the transportation of hazardous materials, including proper labeling, handling, and emergency response procedures. Additionally, they may be required to obtain additional permits for certain types of cargo and adhere to weight restrictions and vehicle inspections.
No, you cannot legally transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is required for drivers who operate a commercial motor vehicle that is designed to transport any liquid or gaseous materials within a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more.
Yes, a CDL Tank endorsement can be added to your existing commercial driver's license. You don't need to apply for a new license. However, you will need to pass the Tank Vehicle endorsement knowledge test, which covers specific regulations and operational procedures related to tank vehicles, and pay the necessary fees.
Yes, there are specific regulations and prerequisites in place for handling hazardous materials with a CDL Tank endorsement in Hawaii. These include obtaining a Hazardous Materials Endorsement (HME) on your CDL, passing a background check, and completing a written exam on hazardous materials transportation. Additionally, drivers must adhere to federal regulations such as proper labeling, placarding, and emergency response procedures when transporting hazardous materials.