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 three possible answer choices. Test questions come from the Oklahoma 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
43. If a vehicle is carrying hazardous cargo, placards must be placed:
Explanation
Placards must be placed on the front, the rear, and both sides of a vehicle carrying hazardous cargo. They must be readable from any direction.
44. If the spring brakes are on, you should:
Explanation
Do not use the brake pedal when the spring brakes are on. This could damage the brakes by subjecting them to the combined forces of springs and air pressure.
45. If a driver has stopped on the road and is placing triangles to warn other motorists:
Explanation
For your own safety, when placing reflective warning triangles, you should carry them between your body and the oncoming traffic.
46. Tie-downs are used to:
Explanation
On flatbed trailers, cargo must be secured by tie-downs to keep it from shifting or falling off while the vehicle is in motion. Tie-downs may also be used to prevent cargo shifting in closed vans. Shifting cargo could affect the handling of a vehicle.
47. When approaching a construction worker who is near the road, you should:
Explanation
Always drive with caution through work zones. You should make a particular point of reducing your speed when workers are on or near the roadway.
48. How much water must be present for a vehicle to hydroplane?
Explanation
Hydroplaning is an effect in which a vehicle's tires lose traction with the surface of the road and instead glide along a layer of water. There does not have to be much water on the road for this to occur.
49. If you are convicted of a traffic violation:
Explanation
If you are convicted of any kind of traffic violation, in any type of vehicle, you must notify your employer within 30 days. You must also inform your motor vehicle licensing agency of the violation within 30 days if the conviction happened in another jurisdiction. This rule does not apply to parking infractions.
50. When driving, you should stop every ____ to take a break to avoid becoming too tired.
Explanation
To reduce the risk of becoming fatigued on a long trip, you should stop to take a break at least once for every two hours or 100 miles driven.
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Frequently Asked Questions
A Class B CDL (Commercial Driver's License) license in Oklahoma allows you to operate a single vehicle with a gross vehicle weight rating (GVWR) of 26,001 or more pounds, or a combination of vehicles with a combined GVWR of 26,001 or more pounds. This license is required for drivers who operate large buses, delivery trucks, and other heavy vehicles. Here are the steps to obtain a Class B CDL license in Oklahoma:
1. Meet the eligibility requirements: You must be at least 18 years old (21 years old for interstate driving), have a valid Oklahoma driver's license, and pass a medical exam to ensure that you are physically fit to drive.
2. Obtain a learner's permit: To apply for a Class B CDL license in Oklahoma, you must first obtain a learner's permit by passing a written test on general knowledge and air brakes.
3. Practice driving: With your learner's permit, you can practice driving with a qualified CDL holder who has the same class of license as the one you are applying for.
4. Schedule and pass the skills tests: Once you feel confident in your driving skills, you can schedule and take the skills tests at an approved testing location. The skills tests consist of three parts: pre-trip inspection, basic control skills, and on-road driving.
5. Pay the fees and obtain your license: If you pass all the required tests, pay the appropriate fees, and provide all the necessary documents (such as proof of citizenship or residency), you will receive your Class B CDL license in Oklahoma.
1. Meet the eligibility requirements: You must be at least 18 years old (21 years old for interstate driving), have a valid Oklahoma driver's license, and pass a medical exam to ensure that you are physically fit to drive.
2. Obtain a learner's permit: To apply for a Class B CDL license in Oklahoma, you must first obtain a learner's permit by passing a written test on general knowledge and air brakes.
3. Practice driving: With your learner's permit, you can practice driving with a qualified CDL holder who has the same class of license as the one you are applying for.
4. Schedule and pass the skills tests: Once you feel confident in your driving skills, you can schedule and take the skills tests at an approved testing location. The skills tests consist of three parts: pre-trip inspection, basic control skills, and on-road driving.
5. Pay the fees and obtain your license: If you pass all the required tests, pay the appropriate fees, and provide all the necessary documents (such as proof of citizenship or residency), you will receive your Class B CDL license in Oklahoma.
With a Class B CDL license in Oklahoma, you can operate a single vehicle with a Gross Vehicle Weight Rating (GVWR) of 26,001 or more pounds. This includes vehicles such as:
1. Straight trucks: These are trucks with a single rigid frame, including dump trucks, delivery trucks, and large tow trucks.
2. Buses: Class B CDL holders can operate buses designed to transport more than 16 passengers (including the driver) or those used for transporting hazardous materials.
3. Tractor-trailers: Class B CDL holders can also operate a combination of vehicles, such as a tractor-trailer with a total GVWR of 26,001 pounds or more.
It's important to note that there may be additional endorsements required to operate certain types of vehicles, such as those carrying hazardous materials or passengers. Make sure to check with the Oklahoma Department of Public Safety for specific requirements.
1. Straight trucks: These are trucks with a single rigid frame, including dump trucks, delivery trucks, and large tow trucks.
2. Buses: Class B CDL holders can operate buses designed to transport more than 16 passengers (including the driver) or those used for transporting hazardous materials.
3. Tractor-trailers: Class B CDL holders can also operate a combination of vehicles, such as a tractor-trailer with a total GVWR of 26,001 pounds or more.
It's important to note that there may be additional endorsements required to operate certain types of vehicles, such as those carrying hazardous materials or passengers. Make sure to check with the Oklahoma Department of Public Safety for specific requirements.
To obtain a Class B CDL (Commercial Driver's License) license in Oklahoma, you must meet the following requirements:
1. Age: You must be at least 18 years old to drive within the state of Oklahoma and at least 21 years old to drive outside of the state or to transport hazardous materials.
2. Valid driver's license: You must have a valid Oklahoma driver's license.
3. Medical certification: You must pass a medical examination and obtain a medical certificate to prove that you are physically fit to operate a commercial motor vehicle.
4. Knowledge tests: You must pass a written knowledge test on general commercial driving rules and regulations, air brakes, and any other endorsements you may need.
5. Skills tests: You must pass three skills tests: pre-trip vehicle inspection, basic control skills, and an on-road driving test.
6. Background check: You must pass a background check that includes a criminal history check, driving record check, and drug and alcohol screening.
7. Fees: You must pay the appropriate fees for your CDL license and any endorsements you may need.
It's important to note that the requirements for obtaining a Class B CDL license may vary depending on your driving record, medical history, and other factors. It's recommended that you consult with the Oklahoma Department of Public Safety for specific requirements.
1. Age: You must be at least 18 years old to drive within the state of Oklahoma and at least 21 years old to drive outside of the state or to transport hazardous materials.
2. Valid driver's license: You must have a valid Oklahoma driver's license.
3. Medical certification: You must pass a medical examination and obtain a medical certificate to prove that you are physically fit to operate a commercial motor vehicle.
4. Knowledge tests: You must pass a written knowledge test on general commercial driving rules and regulations, air brakes, and any other endorsements you may need.
5. Skills tests: You must pass three skills tests: pre-trip vehicle inspection, basic control skills, and an on-road driving test.
6. Background check: You must pass a background check that includes a criminal history check, driving record check, and drug and alcohol screening.
7. Fees: You must pay the appropriate fees for your CDL license and any endorsements you may need.
It's important to note that the requirements for obtaining a Class B CDL license may vary depending on your driving record, medical history, and other factors. It's recommended that you consult with the Oklahoma Department of Public Safety for specific requirements.
In Oklahoma, the minimum age requirement for a Class B CDL (Commercial Driver's License) license is 18 years old. However, this age restriction applies only to drivers who will be operating commercial vehicles within the state of Oklahoma. If you plan on driving a commercial vehicle outside of Oklahoma, you must be at least 21 years old.
It's important to note that certain endorsements, such as those for hazardous materials or passenger transport, may have additional age requirements. Additionally, some employers may have their own age requirements for hiring commercial drivers.
It's important to note that certain endorsements, such as those for hazardous materials or passenger transport, may have additional age requirements. Additionally, some employers may have their own age requirements for hiring commercial drivers.
Whether you need any endorsements for a Class B CDL (Commercial Driver's License) license in Oklahoma depends on the type of vehicle you plan to operate and the cargo that you will be transporting.
Here are some common endorsements that may be required:
1. Air brakes endorsement: If your vehicle has air brakes, you must pass an air brakes knowledge test and a skills test to receive this endorsement.
2. Passenger endorsement: If you plan to transport passengers, such as a bus or a van, you must pass a passenger transport knowledge test and a skills test.
3. Hazardous materials endorsement: If you plan to transport hazardous materials, you must pass a hazardous materials knowledge test and undergo a security background check.
4. Tanker endorsement: If you plan to operate a commercial vehicle with a tank or tanks that carry liquids or gases, you must pass a tanker knowledge test.
5. School Bus endorsement: If you plan to drive a school bus, you must pass a school bus knowledge test and meet additional requirements.
Keep in mind that endorsements require additional testing and may have additional fees associated with them. Make sure to check with the Oklahoma Department of Public Safety for specific requirements and fees related to your desired endorsements.
Here are some common endorsements that may be required:
1. Air brakes endorsement: If your vehicle has air brakes, you must pass an air brakes knowledge test and a skills test to receive this endorsement.
2. Passenger endorsement: If you plan to transport passengers, such as a bus or a van, you must pass a passenger transport knowledge test and a skills test.
3. Hazardous materials endorsement: If you plan to transport hazardous materials, you must pass a hazardous materials knowledge test and undergo a security background check.
4. Tanker endorsement: If you plan to operate a commercial vehicle with a tank or tanks that carry liquids or gases, you must pass a tanker knowledge test.
5. School Bus endorsement: If you plan to drive a school bus, you must pass a school bus knowledge test and meet additional requirements.
Keep in mind that endorsements require additional testing and may have additional fees associated with them. Make sure to check with the Oklahoma Department of Public Safety for specific requirements and fees related to your desired endorsements.
The Class B CDL (Commercial Driver's License) skills test in Oklahoma consists of three parts: the pre-trip inspection, the basic vehicle control, and the on-road driving test.
1. Pre-trip inspection: You will be required to demonstrate your knowledge of the vehicle and its safety features by conducting a thorough pre-trip inspection. During the inspection, you will be asked to identify and explain different parts of the vehicle, such as the engine compartment, the brake system, and the coupling system.
2. Basic vehicle control: You will be tested on your ability to control the vehicle in various situations. This may include backing up in a straight line, parallel parking, docking, and turning around.
3. On-road driving test: You will need to demonstrate your ability to safely operate the vehicle on public roads. This may include driving in traffic, changing lanes, merging onto highways, and making turns at intersections.
It's important to note that specific testing requirements may vary depending on the type of vehicle you plan to operate and any endorsements you may need. Make sure to check with the Oklahoma Department of Public Safety for specific testing requirements related to your license and endorsements.
1. Pre-trip inspection: You will be required to demonstrate your knowledge of the vehicle and its safety features by conducting a thorough pre-trip inspection. During the inspection, you will be asked to identify and explain different parts of the vehicle, such as the engine compartment, the brake system, and the coupling system.
2. Basic vehicle control: You will be tested on your ability to control the vehicle in various situations. This may include backing up in a straight line, parallel parking, docking, and turning around.
3. On-road driving test: You will need to demonstrate your ability to safely operate the vehicle on public roads. This may include driving in traffic, changing lanes, merging onto highways, and making turns at intersections.
It's important to note that specific testing requirements may vary depending on the type of vehicle you plan to operate and any endorsements you may need. Make sure to check with the Oklahoma Department of Public Safety for specific testing requirements related to your license and endorsements.
Yes, there are several restrictions or limitations for drivers with a Class B CDL (Commercial Driver's License) license in Oklahoma. Here are some of the most common restrictions:
1. Vehicle type: Your Class B CDL license will only allow you 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.
2. Endorsements: If you have endorsements on your Class B CDL license, such as a passenger or hazardous materials endorsement, you may be restricted to operating vehicles that require those endorsements.
3. Air brakes: If you do not have an air brakes endorsement, you will not be allowed to operate vehicles equipped with air brakes.
4. Time of day: Depending on your employer and job duties, there may be limitations on the times of day you are allowed to drive.
5. Geographic location: Some employers may limit the geographic locations where you are allowed to operate your vehicle.
It's important to note that specific restrictions and limitations may vary depending on your employer and job duties. Make sure to check with your employer and the Oklahoma Department of Public Safety for specific restrictions related to your license and endorsements.
1. Vehicle type: Your Class B CDL license will only allow you 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.
2. Endorsements: If you have endorsements on your Class B CDL license, such as a passenger or hazardous materials endorsement, you may be restricted to operating vehicles that require those endorsements.
3. Air brakes: If you do not have an air brakes endorsement, you will not be allowed to operate vehicles equipped with air brakes.
4. Time of day: Depending on your employer and job duties, there may be limitations on the times of day you are allowed to drive.
5. Geographic location: Some employers may limit the geographic locations where you are allowed to operate your vehicle.
It's important to note that specific restrictions and limitations may vary depending on your employer and job duties. Make sure to check with your employer and the Oklahoma Department of Public Safety for specific restrictions related to your license and endorsements.
In Oklahoma, the Class B CDL (Commercial Driver's License) written test is only offered in English. The Oklahoma Department of Public Safety requires that all applicants for a CDL demonstrate a basic understanding of the English language, as it is the primary language used on the road and in the transportation industry.
However, if you have difficulty with the English language and need assistance, you may bring an interpreter with you to help translate the questions and answers. The interpreter must be fluent in both English and your preferred language and must not be a family member or friend.
It's important to note that while an interpreter can help translate the questions and answers, they cannot help you understand the test material or provide any assistance with the actual test. You must still demonstrate a basic understanding of the CDL test material in order to pass the written test.
However, if you have difficulty with the English language and need assistance, you may bring an interpreter with you to help translate the questions and answers. The interpreter must be fluent in both English and your preferred language and must not be a family member or friend.
It's important to note that while an interpreter can help translate the questions and answers, they cannot help you understand the test material or provide any assistance with the actual test. You must still demonstrate a basic understanding of the CDL test material in order to pass the written test.
Yes, if you have a documented disability that affects your ability to take the Class B CDL (Commercial Driver's License) written test, you may request accommodations from the Oklahoma Department of Public Safety (DPS).
The DPS provides reasonable accommodations for individuals with disabilities under the Americans with Disabilities Act (ADA). Examples of accommodations that may be provided include extended testing time, a separate testing room, or a reader or interpreter.
To request accommodations, you must fill out the DPS Request for Reasonable Accommodations form and provide documentation of your disability. The documentation must be from a qualified professional and must explain how your disability affects your ability to take the written test.
It's important to note that the DPS may require additional information or evaluations before granting accommodations. It is recommended that you submit your request for accommodations well in advance of your scheduled test date to allow time for processing and evaluation of your request.
The DPS provides reasonable accommodations for individuals with disabilities under the Americans with Disabilities Act (ADA). Examples of accommodations that may be provided include extended testing time, a separate testing room, or a reader or interpreter.
To request accommodations, you must fill out the DPS Request for Reasonable Accommodations form and provide documentation of your disability. The documentation must be from a qualified professional and must explain how your disability affects your ability to take the written test.
It's important to note that the DPS may require additional information or evaluations before granting accommodations. It is recommended that you submit your request for accommodations well in advance of your scheduled test date to allow time for processing and evaluation of your request.
If you fail the Class B CDL (Commercial Driver's License) written test in Oklahoma, you may retake the test. However, you will have to wait at least one day before you can retake the test.
The fee to retake the test is $4 for each attempt. You can take the test up to three times within a 30-day period. If you fail the test three times within a 30-day period, you must wait at least 30 days before you can attempt to take the test again.
It's important to note that if you fail the written test, you will not be able to take any other parts of the CDL exam until you pass the written test. Additionally, if you fail the written test multiple times, it may be a sign that you need additional study and preparation before attempting to retake the exam.
The fee to retake the test is $4 for each attempt. You can take the test up to three times within a 30-day period. If you fail the test three times within a 30-day period, you must wait at least 30 days before you can attempt to take the test again.
It's important to note that if you fail the written test, you will not be able to take any other parts of the CDL exam until you pass the written test. Additionally, if you fail the written test multiple times, it may be a sign that you need additional study and preparation before attempting to retake the exam.
