Knowledge Test Class A #1
Class A Driving Test | Arizona 2025 #1 Page 7 of 7
Train for FREE online with our Arizona 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 AZ CDL class A permit in 2025, 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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43 . When an engine is running, an acceptable oil pressure would be:
Operating oil pressure should be between 35 and 75 psi. Do not operate a vehicle if it has oil pressure that is low, dropping, or fluctuating.
44 . If involved in an accident, which of the following is not recommended?
When involved in an accident, you should protect the area, notify authorities, care for the injured, collect required information, and report the accident. You can lose your license for leaving the scene of an accident.
45 . An alcohol evaporator is especially important:
Some air brake systems contain an alcohol evaporator. This evaporator introduces alcohol into the system to help prevent ice from forming in cold weather.
46 . Black ice is:
Black ice is a layer of ice that is thin and clear enough for the road to be visible through it. The surface will look like a wet road. Always be alert to black ice if the road looks wet when the temperature is below freezing.
47 . If there is a cargo fire in a box trailer:
The doors of a trailer should be not be opened in the event of a cargo fire, especially if the cargo includes hazardous materials. Opening trailer doors would increase the fire's oxygen supply, potentially causing the fire to increase in size.
48 . Who is responsible for cargo that has been loaded onto a truck?
Even if they did not load or secure the cargo themselves, the driver of a vehicle is responsible for inspecting the cargo and ensuring that it is properly secured.
49 . If mirrors are dirty before starting a trip:
During a pre-trip inspection, be sure to check the mirrors and windshield for dirt and anything else that could interfere with your ability to see. Clean them as necessary.
50 . To get a CDL, you must pass:
To obtain a CDL, you must pass knowledge tests for the classes of vehicle you plan to operate.
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2025 Arizona | Frequently Asked Questions
A Commercial Driver's License (CDL) Class A in Arizona is a 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 towed vehicle is heavier than 10,000 pounds. It typically covers vehicles like tractor-trailers, truck and trailer combinations, and flatbeds.
A Class A CDL license in Arizona permits the holder to operate a variety of vehicles such as tractor-trailers, truck and trailer combinations, tank vehicles, livestock carriers, and flatbeds. The key criteria is that the vehicle or combination of vehicles must have a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, with the towed vehicle exceeding 10,000 pounds.
To obtain a Class A CDL license in Arizona, you must be at least 18 years old (21 for interstate driving), hold a valid Arizona driver's license, pass a vision exam, and successfully complete a written knowledge test. Additionally, you'll need to pass a skills test which includes a pre-trip vehicle inspection, a basic controls test, and an on-road driving exam.
In Arizona, you must be at least 18 years old to qualify for a Class A CDL license for intrastate driving (within Arizona only). However, if you plan to drive interstate (across state lines), or carry hazardous materials, you must be at least 21 years old.
Specific endorsements are not required for a Class A CDL license, but they can expand your driving opportunities. Endorsements like Hazmat (H), Tank Vehicle (N), Passenger (P), and School Bus (S) require additional tests. These endorsements allow drivers to operate special types of commercial vehicles or transport specific types of goods.
The Class A CDL skills test in Arizona encompasses three main parts. First is the pre-trip vehicle inspection, where applicants must demonstrate knowledge of the vehicle and its parts. The second part is a basic controls test, which assesses fundamental driving skills. The final part is an on-road driving exam, testing the applicant's ability to safely operate the vehicle in various traffic conditions.
Yes, there are limitations. A Class A CDL holder in Arizona can only operate vehicles they are specifically endorsed for. They must also adhere to federal hours of service regulations and maintain a logbook of their driving hours. Additionally, they cannot drive if their blood alcohol concentration is 0.04% or higher, which is stricter than the limit for non-commercial drivers.
Yes, it is possible. In Arizona, the written Class A CDL test is available in several languages besides English. However, federal regulations require that all commercial drivers demonstrate proficiency in English to ensure they can understand traffic signs, signals, law enforcement officers and emergency personnel. Therefore, you should have enough command of English for safety on the road.
Yes, you can request accommodations for the Class A CDL written test in Arizona if you have a disability. The Arizona Department of Transportation (ADOT) complies with the Americans with Disabilities Act (ADA) and provides reasonable accommodations such as providing a sign language interpreter, reader, or enlarged print. Contact ADOT's Civil Rights Office for more information.
Yes, you can retake the Class A CDL written test in Arizona if you don't pass on your first attempt. However, you must wait a minimum of one day before retaking the exam. If you fail three times, you'll need to pay a new application fee. It's recommended to study thoroughly to increase your chances of passing on the next attempt.
