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.. 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. Test questions come from the Michigan Commercial Driver License Manual. To pass, applicants must answer 40 questions correctly. Each question has four possible answer choices. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination Vehicles, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat, Tank, Air Brakes and School bus.

Number of Question
Passing Score

8. Regrooved tires:

Explanation
Regrooved, recapped, or retreaded tires are prohibited on the front wheels of a bus.

9. If an aggressive driver is involved in a crash down the road, you should:

Explanation
If you observe a crash involving an aggressive driver, you should stop a safe distance from the crash scene, wait for police to arrive, and inform them of the aggressive behavior you witnessed.

10. A person must be at least ____ to drive a CMV across state lines.

Explanation
A driver must be at least 21 years old to operate a CMV in interstate commerce. Drivers may be 18 years old to drive a CMV only within the state of Michigan.

11. A cargo van is:

Explanation
The added weight of a heavy load will make a vehicle sit lower than usual. A vehicle will often be taller when carrying a light load than when carrying a heavy load. If your vehicle fits under an overpass while carrying a full load, it is not guaranteed that it will fit under the same overpass if it is empty.

12. While driving, a driver should:

Explanation
It is essential that you are aware of what is happening on all sides of your vehicle at all times. Scan the road ahead and make regular checks of the mirrors on both sides of your vehicle while you are driving.

13. In very hot weather, tires should be checked regularly because:

Explanation
Because air pressure increases with temperature, you should pay special attention to the tire mounting and pressure when traveling in hot weather.

14. Hanging meat as cargo is usually:

Explanation
A cargo of hanging meat can be very unstable, both because the meat swings about in transit and because its center of gravity is high.

Frequently Asked Questions

A Class A CDL (Commercial Driver's License) license in Michigan is a license that allows a driver to operate a combination of vehicles with a total weight of 26,001 pounds or more, with the vehicle being towed weighing more than 10,000 pounds. This type of license is required for drivers who operate tractor-trailers or other large commercial vehicles.

To obtain a Class A CDL license in Michigan, you must first pass a written knowledge test, followed by a skills test that includes a pre-trip inspection, a basic controls test, and an on-road driving test. Additionally, you must meet certain medical and residency requirements and be at least 18 years old (21 years old for interstate driving).

With a Class A CDL license in Michigan, you are authorized to operate combination vehicles with a gross combination weight rating (GCWR) of 26,001 pounds or more, provided the vehicle being towed has a gross vehicle weight rating (GVWR) of 10,001 pounds or more.

Examples of combination vehicles that can be operated with a Class A CDL license in Michigan include tractor-trailers (also known as semi-trucks), tanker vehicles, livestock carriers, and flatbed trucks with attached trailers.

It's important to note that if you have a Class A CDL license, you are also authorized to operate vehicles that require Class B and C licenses. However, if you only have a Class B or C license, you are not authorized to operate vehicles that require a Class A license.

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

1. Age: You must be at least 18 years old to operate commercial vehicles within the state of Michigan, and 21 years old to operate commercial vehicles outside of Michigan.

2. Residency: You must be a resident of Michigan or be employed by a Michigan-based company.

3. Medical certification: You must pass a Department of Transportation (DOT) medical exam and obtain a medical certificate from a licensed medical examiner.

4. Knowledge test: You must pass a written knowledge test that covers topics such as driving safety, vehicle inspection, and hazardous materials regulations.

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

6. Background check: You must undergo a background check that includes your driving record and criminal history.

7. Payment: You must pay the required fees for obtaining a commercial driver's license in Michigan.

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

In Michigan, you must be at least 18 years old to obtain a Class A CDL (Commercial Driver's License) license. However, if you are between the ages of 18 and 20, you will be restricted to driving commercial vehicles within the state of Michigan only. If you are 21 years or older, you will be authorized to drive commercial vehicles outside of Michigan as well.

It's important to note that certain types of commercial vehicles may have additional age requirements. For example, drivers who transport hazardous materials must be at least 21 years old. Additionally, some employers may have their own age requirements for commercial drivers.

Yes, depending on the type of commercial vehicle you plan to operate, you may need to obtain additional endorsements on your Class A CDL (Commercial Driver's License) license. The following are the most common endorsements in Michigan:

1. Hazmat endorsement: This endorsement is required if you plan to transport hazardous materials.

2. Tanker endorsement: If you plan to haul liquid or gas in bulk, you will need a tanker endorsement.

3. Double/triple trailer endorsement: This endorsement is required if you plan to pull double or triple trailers.

4. Passenger endorsement: If you plan to transport more than 16 passengers at a time, including the driver, you will need a passenger endorsement.

5. School bus endorsement: If you plan to drive a school bus, you will need a school bus endorsement.

6. Combination of tank and hazardous materials endorsements: This allows drivers to transport both hazardous materials and liquids or gases in bulk.

To obtain an endorsement, you must pass an additional knowledge test specific to the type of cargo or vehicle you will be transporting. Additionally, some endorsements may require additional skills tests or background checks.

The Class A CDL (Commercial Driver's License) skills test is a three-part test that evaluates your ability to operate a commercial vehicle. The three parts of the test are:

1. Pre-trip inspection: You will be asked to do a thorough inspection of the vehicle before starting the engine, identifying any potential safety hazards or mechanical issues.

2. Basic vehicle control: You will be evaluated on your ability to control the vehicle in a variety of situations, including straight-line backing, turning, shifting gears smoothly, and maneuvering in tight spaces.

3. On-road driving: You must demonstrate your ability to operate the commercial vehicle safely on public roads, obeying all traffic laws while navigating through different driving conditions.

During the skills test, you will be evaluated by a certified examiner who will score you on each part of the test. In order to pass the skills test, you must obtain a passing score in each section. If you fail any part of the test, you may be required to wait a certain amount of time before attempting that portion again. It's important to note that before taking the skills test, you must pass a knowledge test and obtain any necessary endorsements for the type of commercial vehicle you plan to operate.

Yes, there are restrictions and limitations for drivers with a Class A CDL (Commercial Driver's License). Some of the common restrictions include:

1. Air brakes restriction: If you did not pass the air brakes knowledge test or the skills test in a vehicle equipped with air brakes, you will have an air brakes restriction on your CDL.

2. Manual transmission restriction: If you take the skills test in a vehicle with automatic transmission, you will have a restriction on your CDL that prohibits you from operating a commercial vehicle with a manual transmission.

3. Intrastate-only restriction: If you only plan to operate commercial vehicles within Michigan, you will have an intrastate-only restriction on your CDL.

4. Medical variance restriction: If you have a medical condition that requires a medical variance, you will have a restriction on your CDL that limits your driving to the terms of your medical variance.

5. No tractor-trailer restriction: If you pass the skills test in a Class B vehicle, you will have a restriction on your CDL that prohibits you from operating Class A tractor-trailer combinations.

It's important to understand any restrictions or limitations on your CDL as they may impact your ability to work for certain employers or operate certain types of commercial vehicles.

In Michigan, the Class A CDL written test is only available in English. However, you may be able to use an interpreter to assist you during the test. If you need an interpreter, you must bring someone with you who is fluent in both English and the language you prefer to take the test in. The interpreter must be at least 18 years old and cannot be a family member or anyone who has a vested interest in your passing the test.

It's important to note that while an interpreter can assist you with translation during the written test, they cannot help you with the actual test questions or provide any additional information beyond translation. If you need assistance understanding the content of the test, it may be helpful to study with materials available in your preferred language before taking the test.

If you have any questions or concerns about taking the Class A CDL written test in a language other than English, it's recommended that you contact your local Secretary of State branch office for more information.

Yes, if you have a disability that affects your ability to take the Class A CDL written test, you can request accommodations. The Michigan Department of State provides accommodations for individuals with disabilities under the Americans with Disabilities Act (ADA).

To request accommodations, you will need to complete the Request for Accommodations (Form BDVR-153) and submit it to your local branch office of the Secretary of State. The form requires detailed information about your disability and the accommodations you are requesting.

Some examples of accommodations that may be available include extended testing time, a private testing area, a reader or scribe to assist with the test, or an alternative format for the test.

It's important to note that you will need to provide documentation of your disability from a qualified professional in order for your request to be considered. The documentation must describe how your disability impacts your ability to take the Class A CDL written test and provide recommendations for appropriate accommodations.

If you have any questions or concerns about requesting accommodations for the Class A CDL written test, it's recommended that you contact your local Secretary of State branch office for more information.

If you fail the Class A CDL written test, you are allowed to retake it. In Michigan, you must wait at least one day to retake the test. However, keep in mind that there is a limit to the number of times you can retake the test within a certain period of time.

If you fail the written test three times within a two-year period, you will be required to wait six months before retaking the test. Additionally, if you fail the written test six times within a two-year period, you will be required to wait one year before retaking the test.

It's important to note that each time you take the written test, you will need to pay a fee. Therefore, it's recommended that you study and prepare thoroughly before taking the test to increase your chances of passing on the first attempt.

If you have any questions or concerns about retaking the Class A CDL written test in Michigan, it's recommended that you contact your local branch office of the Secretary of State for more information.
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