Knowledge Test Class A #1
Class A Driving Test | California 2025 #1 Page 6 of 7
Train for FREE online with our California 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 CA 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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36 . When pulled over to the side of the road, you should:
When stopped on the side of the road, be sure to turn on your vehicle's four-way emergency flashers, especially during times of lowered visibility. Place warning devices within 10 minutes of being stopped.
37 . Rough acceleration:
Rough acceleration can cause mechanical damage, so be sure to accelerate smoothly and gradually.
38 . Most heavy trucks with manual transmissions require ____ to change gears.
Most heavy vehicles with manual transmissions require double clutching to shift gears. Learning to effectively change gears by double clutching takes practice.
39 . A safety valve is set to open at ____ pounds per square inch (psi).
The safety valve protects air tanks and the rest of an air brake system from accumulating too much air pressure. The safety valve is usually set to open at 150 psi.
40 . As the driver of a truck carrying a load, you are responsible for all of the following, except:
It is the driver's responsibility to inspect their cargo; recognize overloading or poorly balanced weight; know that the cargo is properly secured and does not obscure the driver's view; and know that the cargo does not restrict access to emergency equipment. The driver is responsible for their cargo even if they were not the one who initially loaded and secured the cargo.
41 . Who may operate a vehicle that is transporting hazardous materials?
Only a driver with a hazardous materials endorsement on their CDL may operate a vehicle carrying hazardous cargo.
42 . When taking the basic vehicle control skills test, failing to exit your vehicle properly during any exercise will result in:
When exiting your vehicle during the basic vehicle control skills test, you must face the vehicle and maintain three points of contact at all times. If your testing vehicle is a bus, you must maintain contact with the handrail. Exiting the vehicle incorrectly may result in automatic failure of the basic control skills test.
See the exact questions that will be on the 2025 California DMV exam.
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2025 California | Frequently Asked Questions
In California, a Commercial Driver's License (CDL) Class A license 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. This includes tractor-trailers, truck and trailer combinations, and livestock carriers.
A Class A CDL license in California allows the holder to operate vehicles such as tractor-trailers, truck and trailer combinations, tanker vehicles, livestock carriers, and flatbeds. These are typically vehicles with a Gross Combination Weight Rating (GCWR) of 26,001 pounds or more where the vehicle being towed exceeds 10,000 pounds.
To obtain a Class A CDL license in California, you must be at least 18 years old (21 for interstate driving), have a regular driver's license, pass a vision test, and complete a written knowledge exam. Additionally, you must complete a truck driving training course and pass the CDL skills test, which includes a pre-trip vehicle inspection, a basic control skills test, and an on-road driving examination.
In California, you must be at least 18 years old to apply for a Class A CDL for intrastate transport (within California only). However, to drive across state lines or to carry hazardous materials, you must be at least 21 years old. These age requirements are consistent with federal regulations.
Endorsements for a Class A CDL license are not required but can be beneficial. They allow the license holder to operate special types of vehicles. Common endorsements include H for hazardous materials, T for double/triple trailers, P for passenger vehicles, and N for tank vehicles. Each endorsement requires passing a separate knowledge test.
The Class A CDL skills test in California consists of three parts: a pre-trip vehicle inspection, a basic control skills test, and an on-road driving examination. The pre-trip inspection tests your knowledge about your vehicle and its operation. The basic control skills test assesses your ability to maneuver the vehicle in various situations. The on-road test evaluates your driving skills in traffic.
Class A CDL license holders in California must adhere to various regulations. They're limited to the type of vehicle specified on their license and endorsements. They must follow hours-of-service laws, which regulate driving time to prevent fatigue. Additionally, they're subject to stricter Blood Alcohol Content (BAC) rules, with a limit of 0.04% compared to the standard 0.08%.
Yes, in California, the written Class A CDL test can be taken in languages other than English. The California Department of Motor Vehicles (DMV) offers the test in multiple languages. However, the Federal Motor Carrier Safety Administration requires that all CDL holders understand and read English to ensure road safety.
Yes, you can request accommodations for the Class A CDL written test if you have a disability. The California Department of Motor Vehicles (DMV) provides reasonable testing accommodations under the Americans with Disabilities Act (ADA). You must submit a "Request for Accommodations" form to the DMV detailing your specific needs.
Yes, if you don't pass the Class A CDL written test in California, you can retake it. However, you must wait at least three days before retaking the test. Keep in mind that you'll have to pay a retest fee each time. If you fail three times, you'll need to start the application process over again.
