Knowledge Test Class B
This license is required for driving a single vehicle with a GVWR of more than 26,001 pounds, and a trailer not to exceed 10,000 pounds gross vehicle weight rating, or a vehicle designed to transport 24 or more people (including the driver). To receive this license, applicants must pass a 50-question test. To pass, applicants must answer 40 questions correctly. Each question has four possible answer choices. Test questions come from the Michigan Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving.. Endorsements that may be used with a Class B CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
Number of Question
Passing Score
1. Which of the following is true?
Explanation
Missing clamps, spacers, studs, or lugs are dangerous, as are mismatched, bent, or cracked lock rings. Be sure your tires and rims are in good condition before operating your commercial motor vehicle.
2. A cardboard box on the roadway:
Explanation
Almost any foreign object on the road poses some potential danger. For example, even something as seemingly harmless as a cardboard box could contain a hard or heavy object that could damage your vehicle.
3. During an applied leakage test, the maximum leakage rate for a triple combination vehicle is ____ in a minute.
Explanation
It is important to know the maximum air loss rate that is safe for your specific vehicle. A triple combination should have a leakage rate no higher than 6 psi in a minute during an applied leakage test.
4. Which gas would cause concern due to a faulty exhaust system?
Explanation
A leaking exhaust system can introduce carbon monoxide, which is poisonous, into the cab or sleeper berth.
5. When driving on a wet road, you should reduce your speed by:
Explanation
Reduce your speed when traveling on surfaces that provide reduced traction. Reduce your speed by about one-third when driving on a wet road.
6. Emergency equipment in a vehicle is:
Explanation
During a pre-trip inspection, you should check for emergency equipment, including spare electrical fuses; three red reflective triangles, six fuses, or three liquid burning flares; and at least one properly charged and rated fire extinguisher.
7. An after-trip inspection should be done:
Explanation
You should always complete an after-trip inspection of your vehicle at the end of a trip, day, or tour of duty. Complete a vehicle inspection report, if required.
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Frequently Asked Questions
A Class B CDL (Commercial Driver's License) in Michigan is a license that allows a driver to operate a single vehicle with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing a trailer with a GVWR of less than 10,000 pounds.
Here are the steps to obtain a Class B CDL in Michigan:
1. Obtain a commercial learner's permit (CLP): To get a CLP, you must be at least 18 years old, hold a valid Michigan driver's license, and pass the knowledge test for the type of commercial vehicle you want to operate.
2. Practice driving with your CLP: You must hold your CLP for at least 14 days before taking the skills test.
3. Schedule and pass a skills test: The skills test consists of three parts - pre-trip inspection, basic control skills, and road test. You must provide your own vehicle for the test.
4. Submit required documents and pay fees: Once you pass the skills test, you must provide proof of identification, residency, Social Security number, and medical certification. You will also need to pay the required fees.
5. Receive your Class B CDL: Once all the above steps are completed successfully, you will receive your Class B CDL in the mail within 15 business days.
Here are the steps to obtain a Class B CDL in Michigan:
1. Obtain a commercial learner's permit (CLP): To get a CLP, you must be at least 18 years old, hold a valid Michigan driver's license, and pass the knowledge test for the type of commercial vehicle you want to operate.
2. Practice driving with your CLP: You must hold your CLP for at least 14 days before taking the skills test.
3. Schedule and pass a skills test: The skills test consists of three parts - pre-trip inspection, basic control skills, and road test. You must provide your own vehicle for the test.
4. Submit required documents and pay fees: Once you pass the skills test, you must provide proof of identification, residency, Social Security number, and medical certification. You will also need to pay the required fees.
5. Receive your Class B CDL: Once all the above steps are completed successfully, you will receive your Class B CDL in the mail within 15 business days.
With a Class B CDL license in Michigan, you are authorized to operate a single vehicle with a gross vehicle weight rating (GVWR) of 26,001 pounds or more. This includes:
1. Straight trucks: This refers to trucks with a single frame carrying the cargo and have no attached trailers.
2. Large buses: This includes buses used for transporting passengers, such as city buses, school buses, and tourist buses.
3. Segmented buses: These are buses that have two or more sections joined by a pivot or articulation joint.
4. Box trucks: These are enclosed trucks used for transporting cargo.
5. Dump trucks: These are trucks with an open-box bed that can be tilted to unload the cargo.
6. Delivery trucks: These are light-duty trucks used for delivering goods and packages.
It's important to note that with a Class B CDL license, you can also tow trailers with a GVWR of less than 10,000 pounds.
1. Straight trucks: This refers to trucks with a single frame carrying the cargo and have no attached trailers.
2. Large buses: This includes buses used for transporting passengers, such as city buses, school buses, and tourist buses.
3. Segmented buses: These are buses that have two or more sections joined by a pivot or articulation joint.
4. Box trucks: These are enclosed trucks used for transporting cargo.
5. Dump trucks: These are trucks with an open-box bed that can be tilted to unload the cargo.
6. Delivery trucks: These are light-duty trucks used for delivering goods and packages.
It's important to note that with a Class B CDL license, you can also tow trailers with a GVWR of less than 10,000 pounds.
To obtain a Class B 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 drive within the state of Michigan and 21 years old if you plan to drive across state lines or transport hazardous materials.
2. Valid driver’s license: You must have a valid Michigan driver’s license.
3. Medical certification: You must pass a medical examination and obtain a medical certificate from a certified medical examiner.
4. Commercial Learner's Permit (CLP): You must hold a CLP for at least 14 days before taking the skills test.
5. Knowledge Test: You must pass the required knowledge test for the type of commercial vehicle you want to operate.
6. Skills Test: You must pass the skills test, which includes three parts - pre-trip inspection, basic control skills, and road test.
7. Background check: You must pass a criminal background check and have a clean driving record.
8. Fees: There are fees associated with obtaining a Class B CDL in Michigan that you must pay.
It's important to note that additional endorsements may be required depending on the type of cargo you plan to transport.
1. Age: You must be at least 18 years old to drive within the state of Michigan and 21 years old if you plan to drive across state lines or transport hazardous materials.
2. Valid driver’s license: You must have a valid Michigan driver’s license.
3. Medical certification: You must pass a medical examination and obtain a medical certificate from a certified medical examiner.
4. Commercial Learner's Permit (CLP): You must hold a CLP for at least 14 days before taking the skills test.
5. Knowledge Test: You must pass the required knowledge test for the type of commercial vehicle you want to operate.
6. Skills Test: You must pass the skills test, which includes three parts - pre-trip inspection, basic control skills, and road test.
7. Background check: You must pass a criminal background check and have a clean driving record.
8. Fees: There are fees associated with obtaining a Class B CDL in Michigan that you must pay.
It's important to note that additional endorsements may be required depending on the type of cargo you plan to transport.
The minimum age requirement to obtain a Class B CDL (Commercial Driver's License) license in Michigan is 18 years old. However, if you plan to drive a commercial vehicle across state lines or transport hazardous materials, you must be at least 21 years old.
It’s important to note that there are also age restrictions for certain endorsements. For example, to transport passengers in a commercial vehicle, you must be at least 21 years old. It’s always important to check the specific requirements for the type of commercial driving you plan to do.
It’s important to note that there are also age restrictions for certain endorsements. For example, to transport passengers in a commercial vehicle, you must be at least 21 years old. It’s always important to check the specific requirements for the type of commercial driving you plan to do.
The need for endorsements on a Class B CDL (Commercial Driver's License) license depends on the type of commercial vehicle you plan to operate and the type of cargo you plan to transport. Here are the common endorsements for Class B CDL:
1. Passenger (P) endorsement: Required if you plan to operate a vehicle designed to transport 16 or more passengers, including the driver.
2. School Bus (S) endorsement: Required if you plan to operate a school bus.
3. Tank Vehicle (N) endorsement: Required if you plan to operate a vehicle that transports liquids or gases in bulk.
4. Hazardous Materials (H) endorsement: Required if you plan to transport hazardous materials.
5. Doubles/Triples (T) endorsement: Required if you plan to tow multiple trailers.
6. Air Brake (L) endorsement: Required if you plan to operate a vehicle with air brakes.
It’s important to note that each endorsement requires an additional knowledge test and sometimes a skills test. You must also meet other requirements, such as age requirements and background checks, depending on the type of endorsement you are pursuing.
1. Passenger (P) endorsement: Required if you plan to operate a vehicle designed to transport 16 or more passengers, including the driver.
2. School Bus (S) endorsement: Required if you plan to operate a school bus.
3. Tank Vehicle (N) endorsement: Required if you plan to operate a vehicle that transports liquids or gases in bulk.
4. Hazardous Materials (H) endorsement: Required if you plan to transport hazardous materials.
5. Doubles/Triples (T) endorsement: Required if you plan to tow multiple trailers.
6. Air Brake (L) endorsement: Required if you plan to operate a vehicle with air brakes.
It’s important to note that each endorsement requires an additional knowledge test and sometimes a skills test. You must also meet other requirements, such as age requirements and background checks, depending on the type of endorsement you are pursuing.
The Class B CDL (Commercial Driver's License) skills test is designed to assess your ability to handle a Class B commercial vehicle safely and effectively. The test consists of three parts:
1. Pre-Trip Inspection: You will be asked to perform a thorough inspection of the vehicle to ensure that it is in safe working condition. You will be evaluated on your ability to identify and explain any potential problems.
2. Basic Vehicle Control: You will be asked to demonstrate your ability to control the vehicle in a controlled environment, which may include maneuvers such as straight-line backing, offset backing, and parallel parking.
3. On-Road Driving: You will be asked to demonstrate your ability to safely operate the vehicle in real-world traffic conditions. During this part of the test, you will be evaluated on your ability to follow traffic laws, maintain safe following distances, and make safe lane changes.
It’s important to note that the specific requirements of the skills test may vary slightly depending on the state and the testing location. It’s always a good idea to review your state’s CDL manual and practice extensively before taking the skills test.
1. Pre-Trip Inspection: You will be asked to perform a thorough inspection of the vehicle to ensure that it is in safe working condition. You will be evaluated on your ability to identify and explain any potential problems.
2. Basic Vehicle Control: You will be asked to demonstrate your ability to control the vehicle in a controlled environment, which may include maneuvers such as straight-line backing, offset backing, and parallel parking.
3. On-Road Driving: You will be asked to demonstrate your ability to safely operate the vehicle in real-world traffic conditions. During this part of the test, you will be evaluated on your ability to follow traffic laws, maintain safe following distances, and make safe lane changes.
It’s important to note that the specific requirements of the skills test may vary slightly depending on the state and the testing location. It’s always a good idea to review your state’s CDL manual and practice extensively before taking the skills test.
Yes, drivers with a Class B CDL (Commercial Driver's License) license are subject to certain restrictions and limitations. Here are some common restrictions:
1. Passenger restrictions: If you do not have a passenger (P) endorsement on your Class B CDL, you are not allowed to drive a commercial vehicle designed to transport 16 or more passengers, including the driver.
2. Tank vehicle restrictions: If you do not have a tank vehicle (N) endorsement on your Class B CDL, you are not allowed to drive a vehicle that transports liquids or gases in bulk.
3. Hazardous materials restrictions: If you do not have a hazardous materials (H) endorsement on your Class B CDL, you are not allowed to transport hazardous materials.
4. Air brake restrictions: If you do not have an air brake (L) endorsement on your Class B CDL, you are not allowed to operate a vehicle with air brakes.
It’s important to note that some states may have additional restrictions or limitations for Class B CDL drivers. Additionally, drivers with a Class B CDL may be subject to federal regulations that apply to all commercial drivers, such as hours-of-service regulations and drug testing requirements.
1. Passenger restrictions: If you do not have a passenger (P) endorsement on your Class B CDL, you are not allowed to drive a commercial vehicle designed to transport 16 or more passengers, including the driver.
2. Tank vehicle restrictions: If you do not have a tank vehicle (N) endorsement on your Class B CDL, you are not allowed to drive a vehicle that transports liquids or gases in bulk.
3. Hazardous materials restrictions: If you do not have a hazardous materials (H) endorsement on your Class B CDL, you are not allowed to transport hazardous materials.
4. Air brake restrictions: If you do not have an air brake (L) endorsement on your Class B CDL, you are not allowed to operate a vehicle with air brakes.
It’s important to note that some states may have additional restrictions or limitations for Class B CDL drivers. Additionally, drivers with a Class B CDL may be subject to federal regulations that apply to all commercial drivers, such as hours-of-service regulations and drug testing requirements.
The availability of the Class B CDL (Commercial Driver's License) written test in a language other than English depends on your state's policies and procedures. Some states offer the written test in languages other than English, while others may require you to take the test in English.
In Michigan, the Class B CDL written exam is available in several languages, including Spanish, Arabic, Chinese, and more. However, it is important to note that the road skills test is only available in English.
If you are not sure whether the written exam is available in a language other than English in your state, check with your state's Department of Motor Vehicles (DMV) or Secretary of State's office for more information.
In Michigan, the Class B CDL written exam is available in several languages, including Spanish, Arabic, Chinese, and more. However, it is important to note that the road skills test is only available in English.
If you are not sure whether the written exam is available in a language other than English in your state, check with your state's Department of Motor Vehicles (DMV) or Secretary of State's office for more information.
Yes, if you have a disability that affects your ability to take the Class B CDL (Commercial Driver's License) written test, you may request reasonable accommodations from your state's Department of Motor Vehicles (DMV) or Secretary of State's office.
The Americans with Disabilities Act (ADA) requires that DMVs make reasonable accommodations to ensure that individuals with disabilities have equal access to services. Accommodations may include extended testing time, a separate testing room, or a sign language interpreter.
To request accommodations for the Class B CDL written test, you can contact your state's DMV or Secretary of State's office and ask about their procedures for requesting accommodations. You may need to provide documentation of your disability and the specific accommodations you are requesting.
It is recommended that you request accommodations as early as possible, preferably before scheduling your test date, to allow time for processing and arranging the necessary accommodations.
The Americans with Disabilities Act (ADA) requires that DMVs make reasonable accommodations to ensure that individuals with disabilities have equal access to services. Accommodations may include extended testing time, a separate testing room, or a sign language interpreter.
To request accommodations for the Class B CDL written test, you can contact your state's DMV or Secretary of State's office and ask about their procedures for requesting accommodations. You may need to provide documentation of your disability and the specific accommodations you are requesting.
It is recommended that you request accommodations as early as possible, preferably before scheduling your test date, to allow time for processing and arranging the necessary accommodations.
If you fail the Class B CDL (Commercial Driver's License) written test, you may retake it. However, the number of times you can retake the test and the waiting period between attempts may vary depending on your state's policies and procedures.
In Michigan, you are allowed to retake the Class B CDL written test up to two times within a 24-hour period. After that, you must wait at least seven days before retaking the test. If you fail the test three times in a row, you must wait at least 14 days before attempting it again.
It is important to note that there may be a fee associated with retaking the Class B CDL written test. The fee amount may also vary by state.
If you fail the test, it is recommended that you review the study materials and identify areas where you need additional preparation before retaking the test. This can increase your chances of passing on your next attempt.
In Michigan, you are allowed to retake the Class B CDL written test up to two times within a 24-hour period. After that, you must wait at least seven days before retaking the test. If you fail the test three times in a row, you must wait at least 14 days before attempting it again.
It is important to note that there may be a fee associated with retaking the Class B CDL written test. The fee amount may also vary by state.
If you fail the test, it is recommended that you review the study materials and identify areas where you need additional preparation before retaking the test. This can increase your chances of passing on your next attempt.
