Knowledge Test Class A

This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds To receive this license, applicants must pass a 50-question.. Read More

This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds To receive this license, applicants must pass a 50-question test. To pass, applicants must answer 40 questions correctly. Each question has three possible answer choices. Test questions come from the Louisiana Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.

Number of Question
Passing Score

1. Drowsy driving is most common during:

Explanation
Drowsy driving is most common during the night because people are naturally prone to be less alert in the hours during which they are normally asleep. If you must drive at night, take every precaution to prevent fatigued driving.

2. When making a tight maneuver, you should:

Explanation
It is important for you to be aware of your surroundings at all times. To do this, regularly check your mirrors. You should make a particular point of checking your mirrors when merging, changing lanes, turning, and performing tight maneuvers.

3. How long should it take for oil pressure to reach a normal level when starting a vehicle?

Explanation
After starting a vehicle's engine, the oil pressure should come up to a normal level within seconds. Do not operate a vehicle if it has oil pressure that is low, dropping, or fluctuating.

4. The more alcohol in the body:

Explanation
The body removes alcohol at a fixed rate. The more alcohol consumed, the longer it will take for the body to remove the alcohol from its system.

5. When it is difficult to see other vehicles, such as at dawn or dusk, you should:

Explanation
When driving at dawn, at dusk, or in inclement weather, you should use your headlights on their low beam setting to increase your visibility.

6. As part of the vehicle inspection test, a CDL applicant will be asked to:

Explanation
The vehicle inspection test will include a check of the oil level. You must show that it is within a safe operating range.

7. If using spring brakes when hauling a heavy load, a complete stop will:

Explanation
Spring brakes do not work on all axles. If your vehicle's spring brakes activate due to low pressure in an air brake system, your vehicle will need a longer distance to stop than usual, especially if you are carrying a heavy load.

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Frequently Asked Questions

A Class A Commercial Driver's License (CDL) in Louisiana is required to operate a combination of vehicles with a combined weight of 26,001 pounds or more, provided that the weight of the vehicle being towed is more than 10,000 pounds. This includes tractor-trailers, tanker vehicles, livestock carriers, and flatbeds with trailers.

To obtain a Class A CDL license in Louisiana, applicants must pass a written knowledge test and a skills test that includes a pre-trip inspection, a basic control skills test, and an on-road driving test. Additionally, applicants must have a valid medical certificate and be at least 18 years old to drive within Louisiana or 21 years old to drive across state lines or transport hazardous materials.

It is important to note that obtaining a Class A CDL license may also require additional endorsements depending on the type of vehicle being operated or the cargo being transported.

With a Class A Commercial Driver's License (CDL) in Louisiana, you can operate a combination of vehicles with a Gross Vehicle Weight Rating (GVWR) of 26,001 pounds or more, provided that the weight of the vehicle being towed is more than 10,000 pounds. This includes:

- Tractor-trailers
- Livestock carriers
- Tanker vehicles
- Flatbeds with trailers
- Truck and trailer combinations

It is important to note that there may be additional endorsements required for certain types of vehicles or cargo, such as hazardous materials or passenger transport. It is also important to ensure that you have proper training and experience to operate these types of vehicles safely.

To obtain a Class A Commercial Driver's License (CDL) license in Louisiana, you must meet the following requirements:

1. Age: You must be at least 18 years old to drive within Louisiana or 21 years old to drive across state lines or transport hazardous materials.

2. Valid Driver's License: You must have a valid Louisiana driver's license.

3. Medical Certification: You must pass a medical examination and obtain a valid medical certificate from a certified medical examiner.

4. Knowledge Test: You must pass a written knowledge test covering CDL rules and regulations, as well as general knowledge about operating commercial vehicles.

5. Skills Test: You must pass a three-part skills test that includes a pre-trip inspection, basic control skills test, and an on-road driving test.

6. Training: You may choose to complete a formal training program or receive training from an employer to prepare for the skills test.

7. Background Check: You must undergo a background check and disclose any past driving violations or criminal convictions.

It is important to note that additional endorsements may be required for certain types of vehicles or cargo, such as hazardous materials or passenger transport.

The minimum age requirement for a Class A Commercial Driver's License (CDL) in Louisiana is 18 years old. However, drivers under the age of 21 are restricted to driving within the state of Louisiana and are not permitted to transport hazardous materials.

Drivers who are 21 years old or older can drive across state lines and transport hazardous materials with a Class A CDL license.

It's important to note that some employers may have their own age requirements for hiring CDL drivers, which can be higher than the minimum state requirement.

Yes, some endorsements may be required for a Class A Commercial Driver's License (CDL) license in Louisiana, depending on the type of vehicle or cargo you will be transporting.

The following endorsements are available for a Class A CDL:

1. T - Double/Triple Trailers: Required for drivers who will be operating double or triple trailers.

2. P - Passenger: Required for drivers who will be operating vehicles designed to transport 16 or more passengers, including the driver.

3. N - Tank Vehicle: Required for drivers who will be transporting liquid or gaseous materials in tank vehicles.

4. H - Hazardous Materials: Required for drivers who will be transporting hazardous materials as defined by federal law.

5. X - Combination of Tank Vehicle and Hazardous Materials: Required for drivers who will be transporting hazardous materials in tank vehicles.

It's important to note that to obtain an endorsement, you must pass additional knowledge and skills tests related to the specific type of vehicle or cargo you will be transporting.

The Class A Commercial Driver's License (CDL) skills test in Louisiana is designed to evaluate your ability to safely operate a commercial motor vehicle. It consists of three parts:

1. Pre-Trip Inspection: You will be required to perform a pre-trip inspection of your vehicle and demonstrate your knowledge of the vehicle's parts and how they function.

2. Basic Vehicle Control: You will be tested on your ability to control the vehicle in a variety of situations, such as backing up, turning, and parking.

3. On-Road Driving: You will be evaluated on your ability to safely operate the vehicle on public roads and highways, including driving in traffic, changing lanes, and making turns.

During the skills test, you will be evaluated by a certified examiner who will score you based on your performance. To pass the skills test, you must score at least 80% on each part of the test.

It's important to note that before taking the skills test, you must first pass a written knowledge test and obtain a Commercial Learner's Permit (CLP). Additionally, you must provide a vehicle that meets the specifications outlined in Louisiana's CDL manual.

Yes, there are certain restrictions and limitations that apply to drivers with a Class A Commercial Driver's License (CDL) license in Louisiana. Some of these restrictions include:

1. E - Automatic Transmission: This restriction applies to drivers who have only taken their skills test in a vehicle with an automatic transmission. These drivers are not authorized to drive a vehicle with a manual transmission.

2. L - Air Brakes: This restriction applies to drivers who have only taken their skills test in a vehicle without air brakes. These drivers are not authorized to operate a vehicle with air brakes.

3. Z - No Full Air Brake Equipped Commercial Motor Vehicles: This restriction applies to drivers who have only taken their skills test in a vehicle without full air brakes. These drivers are not authorized to operate a commercial motor vehicle equipped with full air brakes.

4. O - No Tractor-Trailer: This restriction applies to drivers who have only taken their skills test in a combination of vehicles that does not include a tractor-trailer. These drivers are not authorized to operate a tractor-trailer combination.

It's important to note that these restrictions can be removed by passing additional knowledge and skills tests related to the specific type of vehicle or equipment that the driver was previously restricted from operating.

No, in Louisiana, the Class A Commercial Driver's License (CDL) written test is only available in English. The Louisiana Office of Motor Vehicles (OMV) does not offer the written test in any other language.

However, you are allowed to use an interpreter during the test if English is not your primary language. This means that you can bring someone with you to translate the questions and answers for you during the exam. The interpreter must be fluent in both English and your native language, and they must not interfere with or assist you in answering the questions.

It's also important to note that even if you pass the written test with an interpreter, you will still need to demonstrate your ability to read and understand English during the skills test portion of the CDL exam.

Yes, if you have a disability that may affect your ability to take the Class A Commercial Driver's License (CDL) written test, you may request accommodations from the Louisiana Office of Motor Vehicles (OMV).

To request accommodations, you will need to complete an Application for Accommodations on the Commercial Driver's License Skills Test and provide the OMV with documentation of your disability. This documentation can come from a licensed medical professional, such as a doctor or psychologist.

The OMV will review your application and documentation and determine what accommodations are appropriate based on your individual needs. Some examples of accommodations that may be available include extended testing time, a separate testing room, or the use of assistive technology such as a screen reader or magnifier.

It's important to note that accommodations must be requested in advance and approved by the OMV before you take the written test. If you have any questions about the accommodations process, you can contact the Louisiana OMV directly for more information.

Yes, if you fail the Class A Commercial Driver's License (CDL) written test in Louisiana, you can retake it. However, there are some restrictions on how soon you can retake the test.

If you fail the written test, you will need to wait at least 24 hours before you can retake it. If you fail the test three times, you will need to wait at least 30 days before taking it again.

It's important to note that there is a fee for each attempt at the written test. If you fail the test multiple times, these fees can add up quickly. To increase your chances of passing on your first attempt, make sure to study and prepare thoroughly before taking the test.

If you are having trouble passing the written test, consider taking a commercial driver's license study course or using practice tests to help improve your knowledge and skills. Many online resources are available that can help you prepare for the CDL written exam.
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