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 or four possible answer choices. Test questions come from the State of Delaware 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 not acceptable emergency equipment?
Explanation
During the vehicle inspection test, you will need to show emergency equipment, including spare electrical fuses; three red reflective triangles, six fuses, or three liquid burning flares; and a properly charged and rated fire extinguisher.
2. When inspecting your brakes, a slack adjuster should move ____ from where it is attached to the push rod.
Explanation
Check each slack adjuster after setting wheel chocks and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.
3. Applying the brake pedal causes air pressure to activate an electric switch and:
Explanation
In a vehicle with air brakes, the brake lights are activated when the brake pedal is pushed and air pressure moves an electric switch. With the application of air pressure, the switch will then turn on the brake lights.
4. A vehicle that is smaller than your vehicle:
Explanation
In general, a smaller vehicle will be able to come to a complete stop faster than a larger vehicle. Keep this in mind when determining your following distance.
5. If unable to tell if the road is becoming icy and slippery, a driver:
Explanation
If you think the road surface may be becoming icy but you are not certain, you can open your window and feel the front of the side mirror, mirror support, or antenna. If ice has formed on any of these items, the road is likely becoming icy as well.
6. Air tank drains:
Explanation
Compressed air in an air brake system usually has a certain amount of water and oil in it. This can harm the system if allowed to accumulate. Air tanks have drain valves to aid in removing water and oil from the compressed air.
7. Dry bulk tanks require special care because:
Explanation
Driving with a dry bulk tank requires special care, both because dry bulk tanks have high centers of gravity and because their loads often shift in transit. Be especially careful when taking turns and curves while operating such a vehicle.
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Frequently Asked Questions
A Class B commercial driver's license (CDL) in Delaware allows the driver to operate a single vehicle with a weight of 26,001 or more pounds, and/or any vehicle towing a trailer with a weight of less than 10,000 pounds. This license also allows the driver to operate any vehicle covered by Class C and Class D licenses.
Here are the steps to obtain a Class B CDL in Delaware:
1. Obtain a Delaware commercial learner's permit (CLP) by passing the knowledge tests for the Class B license and any endorsements you need (such as air brakes or hazardous materials).
2. Hold the CLP for at least 14 days before taking the skills test.
3. Schedule and pass a skills test in a vehicle that meets the Class B requirements.
4. Pay the required fees and submit your application for a Class B CDL.
5. Provide proof of citizenship or lawful presence in the United States, proof of Delaware residency, and any other required documentation.
6. Pass a medical examination and submit a valid medical certificate.
7. Obtain any necessary endorsements (such as passenger or school bus) by passing additional knowledge and skills tests.
8. Renew your CDL every four years and meet any ongoing requirements for medical certification, endorsements, or other regulations.
Here are the steps to obtain a Class B CDL in Delaware:
1. Obtain a Delaware commercial learner's permit (CLP) by passing the knowledge tests for the Class B license and any endorsements you need (such as air brakes or hazardous materials).
2. Hold the CLP for at least 14 days before taking the skills test.
3. Schedule and pass a skills test in a vehicle that meets the Class B requirements.
4. Pay the required fees and submit your application for a Class B CDL.
5. Provide proof of citizenship or lawful presence in the United States, proof of Delaware residency, and any other required documentation.
6. Pass a medical examination and submit a valid medical certificate.
7. Obtain any necessary endorsements (such as passenger or school bus) by passing additional knowledge and skills tests.
8. Renew your CDL every four years and meet any ongoing requirements for medical certification, endorsements, or other regulations.
With a Class B CDL license in Delaware, you are authorized to operate the following types of vehicles:
1. Single vehicles with a weight of 26,001 or more pounds.
2. Any vehicle towing a trailer with a weight of less than 10,000 pounds.
3. Class C and Class D vehicles.
Examples of vehicles that you can operate with a Class B CDL license include:
1. Straight trucks, such as delivery trucks and dump trucks.
2. Large buses, such as school buses and city transit buses.
3. Box trucks and refrigerated trucks.
4. Cement mixers and other specialized construction vehicles.
It's important to note that if you need to operate vehicles with additional requirements or specialized equipment, you may need to obtain additional endorsements on your CDL license, such as air brakes or hazardous materials.
1. Single vehicles with a weight of 26,001 or more pounds.
2. Any vehicle towing a trailer with a weight of less than 10,000 pounds.
3. Class C and Class D vehicles.
Examples of vehicles that you can operate with a Class B CDL license include:
1. Straight trucks, such as delivery trucks and dump trucks.
2. Large buses, such as school buses and city transit buses.
3. Box trucks and refrigerated trucks.
4. Cement mixers and other specialized construction vehicles.
It's important to note that if you need to operate vehicles with additional requirements or specialized equipment, you may need to obtain additional endorsements on your CDL license, such as air brakes or hazardous materials.
To obtain a Class B commercial driver's license (CDL) license in Delaware, you must meet the following requirements:
1. Be at least 18 years old (21 years old for interstate driving)
2. Hold a valid Delaware driver's license
3. Pass a vision test and a medical examination
4. Obtain a commercial learner's permit (CLP)
5. Hold the CLP for at least 14 days before taking the skills test
6. Pass a skills test in a vehicle that meets the Class B requirements
7. Provide proof of citizenship or lawful presence in the United States, and proof of Delaware residency
8. Submit to a driving record check and disclose all states where you have held a driver's license in the past 10 years
9. Pay the required fees
10. Pass all knowledge and skills tests required for any endorsements you may need (such as air brakes or hazardous materials)
11. Meet any other federal or state requirements, such as background checks or fingerprinting.
It's important to note that obtaining a Class B CDL license requires passing both written and driving tests, as well as meeting medical and other requirements. You may also need to complete additional training or obtain endorsements to operate certain types of vehicles or carry specialized cargo.
1. Be at least 18 years old (21 years old for interstate driving)
2. Hold a valid Delaware driver's license
3. Pass a vision test and a medical examination
4. Obtain a commercial learner's permit (CLP)
5. Hold the CLP for at least 14 days before taking the skills test
6. Pass a skills test in a vehicle that meets the Class B requirements
7. Provide proof of citizenship or lawful presence in the United States, and proof of Delaware residency
8. Submit to a driving record check and disclose all states where you have held a driver's license in the past 10 years
9. Pay the required fees
10. Pass all knowledge and skills tests required for any endorsements you may need (such as air brakes or hazardous materials)
11. Meet any other federal or state requirements, such as background checks or fingerprinting.
It's important to note that obtaining a Class B CDL license requires passing both written and driving tests, as well as meeting medical and other requirements. You may also need to complete additional training or obtain endorsements to operate certain types of vehicles or carry specialized cargo.
In Delaware, the minimum age requirement for a Class B commercial driver's license (CDL) is 18 years old. However, this only allows for intrastate driving within Delaware.
If you plan to drive across state lines or engage in interstate commerce, you must be at least 21 years old to obtain a Class B CDL.
It's important to note that even if you meet the age requirement, you must still meet all other requirements for obtaining a Class B CDL, including passing knowledge and skills tests, obtaining a commercial learner's permit, meeting medical requirements, and meeting any other federal or state requirements.
If you plan to drive across state lines or engage in interstate commerce, you must be at least 21 years old to obtain a Class B CDL.
It's important to note that even if you meet the age requirement, you must still meet all other requirements for obtaining a Class B CDL, including passing knowledge and skills tests, obtaining a commercial learner's permit, meeting medical requirements, and meeting any other federal or state requirements.
It depends on the type of vehicle you plan to operate and the type of cargo you plan to transport.
If you plan to operate a Class B vehicle with air brakes, you will need to pass the air brakes endorsement test.
If you plan to transport hazardous materials, you will need to pass the Hazardous Materials (HazMat) endorsement test and undergo a background check.
If you plan to operate a vehicle designed to transport more than 16 passengers (including the driver), such as a bus, you will need to pass the Passenger endorsement test.
If you plan to tow more than 10,000 pounds of weight, you may need to obtain a Towing endorsement.
It's important to note that each endorsement requires passing an additional knowledge test and meeting any other federal or state requirements. It's also important to check with the Delaware Department of Transportation or a certified CDL training provider for specific requirements and regulations related to your desired endorsements.
If you plan to operate a Class B vehicle with air brakes, you will need to pass the air brakes endorsement test.
If you plan to transport hazardous materials, you will need to pass the Hazardous Materials (HazMat) endorsement test and undergo a background check.
If you plan to operate a vehicle designed to transport more than 16 passengers (including the driver), such as a bus, you will need to pass the Passenger endorsement test.
If you plan to tow more than 10,000 pounds of weight, you may need to obtain a Towing endorsement.
It's important to note that each endorsement requires passing an additional knowledge test and meeting any other federal or state requirements. It's also important to check with the Delaware Department of Transportation or a certified CDL training provider for specific requirements and regulations related to your desired endorsements.
The Class B CDL skills test is designed to evaluate your ability to operate a Class B commercial vehicle safely and effectively. The test typically includes three parts: pre-trip inspection, basic vehicle control, and on-road driving.
During the pre-trip inspection, you will be asked to inspect your vehicle to ensure that it is safe to operate. You will be evaluated on your ability to identify and report any defects or malfunctions.
During the basic vehicle control test, you will be required to demonstrate your ability to control the vehicle in various situations, such as backing up, turning, and parking. You may also be asked to perform tasks such as coupling and uncoupling the trailer.
During the on-road driving test, you will be evaluated on your ability to safely operate the vehicle in traffic. You will be required to drive a predetermined route that includes various driving situations, such as intersections, turns, and lane changes. You will also be evaluated on your ability to follow traffic laws and signals, navigate safely through traffic, and respond appropriately to hazards.
It's important to note that the specific requirements and regulations for the Class B CDL skills test may vary depending on your state or jurisdiction. It's recommended that you check with the Delaware Department of Transportation or a certified CDL training provider for specific information related to the skills test in Delaware.
During the pre-trip inspection, you will be asked to inspect your vehicle to ensure that it is safe to operate. You will be evaluated on your ability to identify and report any defects or malfunctions.
During the basic vehicle control test, you will be required to demonstrate your ability to control the vehicle in various situations, such as backing up, turning, and parking. You may also be asked to perform tasks such as coupling and uncoupling the trailer.
During the on-road driving test, you will be evaluated on your ability to safely operate the vehicle in traffic. You will be required to drive a predetermined route that includes various driving situations, such as intersections, turns, and lane changes. You will also be evaluated on your ability to follow traffic laws and signals, navigate safely through traffic, and respond appropriately to hazards.
It's important to note that the specific requirements and regulations for the Class B CDL skills test may vary depending on your state or jurisdiction. It's recommended that you check with the Delaware Department of Transportation or a certified CDL training provider for specific information related to the skills test in Delaware.
Yes, there are some restrictions and limitations that apply to drivers with a Class B CDL license. Here are some common restrictions and limitations:
1. Vehicle type: A Class B CDL license holder is authorized 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 that does not exceed 10,000 pounds. However, they are not authorized to operate vehicles that require a Class A CDL.
2. Passenger restrictions: If the Class B CDL holder does not have a Passenger endorsement, they are not allowed to operate a vehicle designed to transport more than 16 passengers (including the driver) or a school bus.
3. Endorsement requirements: If the Class B CDL holder wants to operate a vehicle with air brakes or transport hazardous materials, they must obtain the appropriate endorsement by passing additional knowledge tests and meeting other federal or state requirements.
4. Time limits: Some states impose time limits on how long a Class B CDL holder can operate certain vehicles before obtaining additional endorsements or upgrading to a Class A CDL. For example, in Delaware, drivers with a Class B CDL license are required to obtain additional endorsements within 180 days of being hired by a carrier that requires the endorsements.
It's important to note that these restrictions and limitations may vary depending on your state or jurisdiction. It's recommended that you check with the Delaware Department of Transportation or a certified CDL training provider for specific information related to the restrictions and limitations for Class B CDL holders in Delaware.
1. Vehicle type: A Class B CDL license holder is authorized 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 that does not exceed 10,000 pounds. However, they are not authorized to operate vehicles that require a Class A CDL.
2. Passenger restrictions: If the Class B CDL holder does not have a Passenger endorsement, they are not allowed to operate a vehicle designed to transport more than 16 passengers (including the driver) or a school bus.
3. Endorsement requirements: If the Class B CDL holder wants to operate a vehicle with air brakes or transport hazardous materials, they must obtain the appropriate endorsement by passing additional knowledge tests and meeting other federal or state requirements.
4. Time limits: Some states impose time limits on how long a Class B CDL holder can operate certain vehicles before obtaining additional endorsements or upgrading to a Class A CDL. For example, in Delaware, drivers with a Class B CDL license are required to obtain additional endorsements within 180 days of being hired by a carrier that requires the endorsements.
It's important to note that these restrictions and limitations may vary depending on your state or jurisdiction. It's recommended that you check with the Delaware Department of Transportation or a certified CDL training provider for specific information related to the restrictions and limitations for Class B CDL holders in Delaware.
In Delaware, the Class B CDL written test is only available in English. According to the Delaware Division of Motor Vehicles (DMV), all written tests, including CDL tests, are only available in English.
However, if you need assistance with reading or understanding the test questions due to a language barrier, you may be able to request an interpreter or a translation of the test in your native language. The DMV may provide translation services or allow you to bring your own interpreter, as long as they meet certain qualifications and follow certain rules.
It's important to note that obtaining a CDL requires more than just passing the written test. You will also need to pass a skills test that includes a pre-trip inspection, basic vehicle control, and on-road driving. The skills test is typically conducted in English and may require you to understand and follow instructions given by the examiner in English.
If you have any questions or concerns about taking the Class B CDL test in Delaware, it's recommended that you contact the Delaware DMV or a certified CDL training provider for further information and guidance.
However, if you need assistance with reading or understanding the test questions due to a language barrier, you may be able to request an interpreter or a translation of the test in your native language. The DMV may provide translation services or allow you to bring your own interpreter, as long as they meet certain qualifications and follow certain rules.
It's important to note that obtaining a CDL requires more than just passing the written test. You will also need to pass a skills test that includes a pre-trip inspection, basic vehicle control, and on-road driving. The skills test is typically conducted in English and may require you to understand and follow instructions given by the examiner in English.
If you have any questions or concerns about taking the Class B CDL test in Delaware, it's recommended that you contact the Delaware DMV or a certified CDL training provider for further information and guidance.
Yes, if you have a disability that could prevent you from taking the Class B CDL written test under standard conditions, you may request accommodations. The Delaware Department of Motor Vehicles (DMV) provides reasonable accommodations to individuals with disabilities in accordance with the Americans with Disabilities Act (ADA).
To request accommodations for the Class B CDL written test, you will need to contact the Delaware DMV and provide documentation of your disability and the specific accommodations you need. The DMV may require medical documentation or other evidence to support your request.
Some examples of accommodations that may be provided for the written test include:
- Extended test time
- Private testing room
- Use of a magnifying glass or other assistive technology
- Assistance from a reader or a scribe
The DMV will review your request and determine what accommodations are reasonable and appropriate based on your individual needs and the requirements of the test.
It's important to note that accommodations for the written test do not guarantee that you will pass the test or obtain a CDL. You will still need to meet all of the other requirements for obtaining a CDL, including passing the skills test and meeting medical and other eligibility criteria.
If you have any questions or concerns about requesting accommodations for the Class B CDL written test in Delaware, it's recommended that you contact the DMV or a certified CDL training provider for further information and guidance.
To request accommodations for the Class B CDL written test, you will need to contact the Delaware DMV and provide documentation of your disability and the specific accommodations you need. The DMV may require medical documentation or other evidence to support your request.
Some examples of accommodations that may be provided for the written test include:
- Extended test time
- Private testing room
- Use of a magnifying glass or other assistive technology
- Assistance from a reader or a scribe
The DMV will review your request and determine what accommodations are reasonable and appropriate based on your individual needs and the requirements of the test.
It's important to note that accommodations for the written test do not guarantee that you will pass the test or obtain a CDL. You will still need to meet all of the other requirements for obtaining a CDL, including passing the skills test and meeting medical and other eligibility criteria.
If you have any questions or concerns about requesting accommodations for the Class B CDL written test in Delaware, it's recommended that you contact the DMV or a certified CDL training provider for further information and guidance.
If you fail the Class B CDL written test in Delaware, you may retake the test. However, you will need to wait at least one business day before taking the test again.
The Delaware Division of Motor Vehicles (DMV) allows CDL applicants to take the written test up to three times within a 12-month period. If you fail the test three times within this period, you will need to wait at least 90 days before taking the test again.
It's important to note that there is a fee for each attempt at the Class B CDL written test, so if you fail multiple times, it can become costly.
To increase your chances of passing the test, it's recommended that you study and prepare thoroughly. The DMV provides a CDL manual that covers all of the topics that will be tested on the Class B CDL written test. You can also take practice tests online or through a certified CDL training program.
If you need additional help or support to pass the written test, you may consider enrolling in a CDL training program or working with a private tutor. These resources can provide personalized instruction and feedback to help you improve your knowledge and skills.
Once you pass the Class B CDL written test, you will be eligible to take the skills test and move forward in obtaining your CDL.
The Delaware Division of Motor Vehicles (DMV) allows CDL applicants to take the written test up to three times within a 12-month period. If you fail the test three times within this period, you will need to wait at least 90 days before taking the test again.
It's important to note that there is a fee for each attempt at the Class B CDL written test, so if you fail multiple times, it can become costly.
To increase your chances of passing the test, it's recommended that you study and prepare thoroughly. The DMV provides a CDL manual that covers all of the topics that will be tested on the Class B CDL written test. You can also take practice tests online or through a certified CDL training program.
If you need additional help or support to pass the written test, you may consider enrolling in a CDL training program or working with a private tutor. These resources can provide personalized instruction and feedback to help you improve your knowledge and skills.
Once you pass the Class B CDL written test, you will be eligible to take the skills test and move forward in obtaining your CDL.
