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 New Jersey 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
29. Hydraulic brakes can fail due to:
Explanation
Failure of hydraulic brakes is often caused by a loss of hydraulic pressure. Hydraulic brakes may also fade because of overuse on a long downgrade.
30. Suspension system defects may include all of the following, except:
Explanation
Defects to check for when inspecting your vehicle's suspension system include cracked or broken spring hangers; missing or broken leaves in a leaf spring; and leaking shock absorbers. If you spot any of these issues, be sure to have them repaired.
31. Service brakes should:
Explanation
Before driving, you should always verify that your service brakes are in good working order. Testing the brakes before a trip allows you to locate any problems before you need to brake while on the road.
32. Of the following, which is not a way to prevent drowsiness during a trip?
Explanation
Driving while fatigued can be extremely dangerous. Strategies for preventing drowsiness while driving include getting a full night's sleep before a trip; having someone ride with you so you can take turns driving; scheduling trips for times during which you are normally awake; and avoiding medications that may cause drowsiness.
33. If the brake pads rub against the brake drums and create too much heat:
Explanation
Brakes heat up with use. If they are overused and become too hot, expansion and chemical changes will make them less effective and eventually cause them to stop working altogether. This is known as "brake fade."
34. Which part of the truck is the air compressor connected to?
Explanation
In an air brake system, the air compressor is connected to the engine through gears or a v-belt.
35. What can happen if one-fourth of the leaves in a leaf spring are missing when a vehicle is inspected?
Explanation
If at least one-fourth of the leaves in a leaf spring are missing, the vehicle will be put out-of-service until the defect is fixed.
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Frequently Asked Questions
A Class B Commercial Driver's License (CDL) in New Jersey allows the holder to operate a single vehicle with a weight of 26,001 pounds or more, or a combination of vehicles with a total weight of 26,001 pounds or more, including a towed vehicle that weighs less than 10,000 pounds.
Here are the steps to obtain a Class B CDL license in New Jersey:
1. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for Class B vehicles at a New Jersey Motor Vehicle Commission (MVC) office. You must be at least 18 years old to obtain a CLP.
2. Hold your CLP for at least 14 days before taking the road test.
3. Schedule and pass the road test for Class B vehicles at an MVC office. The road test consists of a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
4. Submit the necessary documentation and pay the fee to upgrade your CLP to a Class B CDL at an MVC office.
It is important to note that additional endorsements may be required depending on the type of vehicle you plan to operate. For example, if you plan to operate a vehicle carrying hazardous materials, you will need to obtain a Hazardous Materials (H) endorsement in addition to your Class B CDL license.
Here are the steps to obtain a Class B CDL license in New Jersey:
1. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for Class B vehicles at a New Jersey Motor Vehicle Commission (MVC) office. You must be at least 18 years old to obtain a CLP.
2. Hold your CLP for at least 14 days before taking the road test.
3. Schedule and pass the road test for Class B vehicles at an MVC office. The road test consists of a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
4. Submit the necessary documentation and pay the fee to upgrade your CLP to a Class B CDL at an MVC office.
It is important to note that additional endorsements may be required depending on the type of vehicle you plan to operate. For example, if you plan to operate a vehicle carrying hazardous materials, you will need to obtain a Hazardous Materials (H) endorsement in addition to your Class B CDL license.
With a Class B CDL license in New Jersey, you can operate a single vehicle with a weight of 26,001 pounds or more, or a combination of vehicles with a total weight of 26,001 pounds or more, including a towed vehicle that weighs less than 10,000 pounds.
Here are some examples of vehicles that you can operate with a Class B CDL license:
1. Straight trucks
2. Dump trucks
3. Box trucks
4. Delivery trucks
5. Large buses (such as school buses)
6. Tow trucks (with certain weight limitations)
It’s important to note that if you plan to operate a vehicle carrying hazardous materials, you will need to obtain a Hazardous Materials (H) endorsement in addition to your Class B CDL license. Additionally, if you want to drive passengers for hire (such as on a bus), you may need to obtain a Passenger (P) endorsement.
Here are some examples of vehicles that you can operate with a Class B CDL license:
1. Straight trucks
2. Dump trucks
3. Box trucks
4. Delivery trucks
5. Large buses (such as school buses)
6. Tow trucks (with certain weight limitations)
It’s important to note that if you plan to operate a vehicle carrying hazardous materials, you will need to obtain a Hazardous Materials (H) endorsement in addition to your Class B CDL license. Additionally, if you want to drive passengers for hire (such as on a bus), you may need to obtain a Passenger (P) endorsement.
To obtain a Class B Commercial Driver's License (CDL) license in New Jersey, you must meet the following requirements:
1. Be at least 18 years of age to drive within the state of New Jersey, and at least 21 years of age for interstate driving.
2. Hold a valid New Jersey driver's license.
3. Provide proof of your identity and residency in New Jersey.
4. Pass a Department of Transportation (DOT) medical examination and obtain a medical certificate.
5. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for Class B vehicles at a New Jersey Motor Vehicle Commission (MVC) office.
6. Hold your CLP for at least 14 days before taking the road test.
7. Schedule and pass the road test for Class B vehicles at an MVC office. The road test consists of a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
8. Submit the necessary documentation and pay the fee to upgrade your CLP to a Class B CDL at an MVC office.
It is also important to note that you may be required to provide additional documentation or pass additional tests depending on the type of vehicle you plan to operate or any endorsements you may need to obtain.
1. Be at least 18 years of age to drive within the state of New Jersey, and at least 21 years of age for interstate driving.
2. Hold a valid New Jersey driver's license.
3. Provide proof of your identity and residency in New Jersey.
4. Pass a Department of Transportation (DOT) medical examination and obtain a medical certificate.
5. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for Class B vehicles at a New Jersey Motor Vehicle Commission (MVC) office.
6. Hold your CLP for at least 14 days before taking the road test.
7. Schedule and pass the road test for Class B vehicles at an MVC office. The road test consists of a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
8. Submit the necessary documentation and pay the fee to upgrade your CLP to a Class B CDL at an MVC office.
It is also important to note that you may be required to provide additional documentation or pass additional tests depending on the type of vehicle you plan to operate or any endorsements you may need to obtain.
In New Jersey, you must be at least 18 years of age to obtain a Class B Commercial Driver's License (CDL) license. However, if you plan to drive a commercial vehicle across state lines (interstate driving), you must be at least 21 years of age. This age requirement is set by the Federal Motor Carrier Safety Administration (FMCSA) and applies to all commercial drivers who operate vehicles across state lines.
It is important to note that even if you are 18 years of age or older and have a Class B CDL, you may still be subject to certain restrictions on the type of vehicles you can operate or the routes you can take, depending on your driving experience and endorsements.
It is important to note that even if you are 18 years of age or older and have a Class B CDL, you may still be subject to certain restrictions on the type of vehicles you can operate or the routes you can take, depending on your driving experience and endorsements.
Whether or not you need any endorsements for a Class B Commercial Driver's License (CDL) license depends on the type of vehicle you plan to operate and the cargo you plan to transport.
The following are the types of endorsements that may be required for a Class B CDL license in New Jersey:
1. Passenger (P) endorsement: Required to operate a vehicle designed to transport 16 or more passengers, including the driver.
2. School Bus (S) endorsement: Required to operate a school bus.
3. Tank (N) endorsement: Required to operate a vehicle that is used to transport liquids or gases in bulk containers with a total capacity of 1,000 gallons or more.
4. Hazardous Materials (H) endorsement: Required to transport hazardous materials, as defined by the FMCSA.
To obtain any of these endorsements, you must pass additional knowledge and skills tests beyond those required for your Class B CDL license. Additionally, some endorsements may require background checks or other additional steps before they can be added to your CDL license.
The following are the types of endorsements that may be required for a Class B CDL license in New Jersey:
1. Passenger (P) endorsement: Required to operate a vehicle designed to transport 16 or more passengers, including the driver.
2. School Bus (S) endorsement: Required to operate a school bus.
3. Tank (N) endorsement: Required to operate a vehicle that is used to transport liquids or gases in bulk containers with a total capacity of 1,000 gallons or more.
4. Hazardous Materials (H) endorsement: Required to transport hazardous materials, as defined by the FMCSA.
To obtain any of these endorsements, you must pass additional knowledge and skills tests beyond those required for your Class B CDL license. Additionally, some endorsements may require background checks or other additional steps before they can be added to your CDL license.
The Class B Commercial Driver's License (CDL) skills test in New Jersey consists of three parts: pre-trip inspection, basic vehicle control, and on-road driving.
1. Pre-trip inspection: The pre-trip inspection test assesses your ability to inspect your vehicle to ensure that it is safe for operation. You will be asked to demonstrate a thorough knowledge of the vehicle's components, such as the engine, brakes, steering, lights, and tires.
2. Basic vehicle control: The basic vehicle control test assesses your ability to control your vehicle in a controlled, off-street setting. You will be asked to perform maneuvers such as straight-line backing, offset backing, parallel parking, and alley docking.
3. On-road driving: The on-road driving test assesses your ability to safely operate your vehicle on public roads and highways. You will be asked to drive through various traffic situations such as intersections, turns, lane changes, and railroad crossings.
During the skills test, you will be evaluated on your ability to safely and efficiently operate a commercial vehicle. To pass the test, you must demonstrate good driving habits and meet or exceed the minimum requirements for each section of the test.
1. Pre-trip inspection: The pre-trip inspection test assesses your ability to inspect your vehicle to ensure that it is safe for operation. You will be asked to demonstrate a thorough knowledge of the vehicle's components, such as the engine, brakes, steering, lights, and tires.
2. Basic vehicle control: The basic vehicle control test assesses your ability to control your vehicle in a controlled, off-street setting. You will be asked to perform maneuvers such as straight-line backing, offset backing, parallel parking, and alley docking.
3. On-road driving: The on-road driving test assesses your ability to safely operate your vehicle on public roads and highways. You will be asked to drive through various traffic situations such as intersections, turns, lane changes, and railroad crossings.
During the skills test, you will be evaluated on your ability to safely and efficiently operate a commercial vehicle. To pass the test, you must demonstrate good driving habits and meet or exceed the minimum requirements for each section of the test.
Yes, there are certain restrictions or limitations for drivers with a Class B Commercial Driver's License (CDL) license in New Jersey. These restrictions may vary depending on the specific type of vehicle you are operating and the cargo you are transporting.
The following are some common restrictions or limitations for Class B CDL drivers:
1. Passenger restrictions: If you have a Class B CDL license with a passenger endorsement (P), you may be limited in the number of passengers you can transport and the type of vehicle you can operate.
2. Air Brake restrictions: If you took your skills test in a vehicle without air brakes, your CDL license will be restricted to vehicles without air brakes. If you want to remove this restriction, you will need to retake the skills test in a vehicle with air brakes.
3. Tank vehicle restrictions: If you have a Class B CDL license with a tank endorsement (N), you may be limited to operating vehicles that transport liquids or gases in bulk containers with a total capacity of less than 1,000 gallons.
4. Hazardous materials restrictions: If you have a Class B CDL license with a hazardous materials endorsement (H), there may be additional restrictions on the types of hazardous materials you can transport and the routes you can take.
It is important to understand and comply with all restrictions and limitations associated with your Class B CDL license to ensure that you are operating your vehicle safely and legally.
The following are some common restrictions or limitations for Class B CDL drivers:
1. Passenger restrictions: If you have a Class B CDL license with a passenger endorsement (P), you may be limited in the number of passengers you can transport and the type of vehicle you can operate.
2. Air Brake restrictions: If you took your skills test in a vehicle without air brakes, your CDL license will be restricted to vehicles without air brakes. If you want to remove this restriction, you will need to retake the skills test in a vehicle with air brakes.
3. Tank vehicle restrictions: If you have a Class B CDL license with a tank endorsement (N), you may be limited to operating vehicles that transport liquids or gases in bulk containers with a total capacity of less than 1,000 gallons.
4. Hazardous materials restrictions: If you have a Class B CDL license with a hazardous materials endorsement (H), there may be additional restrictions on the types of hazardous materials you can transport and the routes you can take.
It is important to understand and comply with all restrictions and limitations associated with your Class B CDL license to ensure that you are operating your vehicle safely and legally.
Yes, you can take the Class B Commercial Driver's License (CDL) written test in a language other than English in New Jersey. The New Jersey Motor Vehicle Commission (MVC) offers the written test in multiple languages, including Spanish.
To take the test in a language other than English, you will need to request a foreign language interpreter or a translated version of the test. The request must be made at the time you schedule your test appointment with the MVC.
It is important to note that even if you take the written test in a language other than English, you will still need to demonstrate your ability to communicate in English during the pre-trip inspection and on-road driving portions of the CDL skills test.
If you have any questions or concerns about taking the Class B CDL written test in a language other than English, you can contact the New Jersey MVC for more information and assistance.
To take the test in a language other than English, you will need to request a foreign language interpreter or a translated version of the test. The request must be made at the time you schedule your test appointment with the MVC.
It is important to note that even if you take the written test in a language other than English, you will still need to demonstrate your ability to communicate in English during the pre-trip inspection and on-road driving portions of the CDL skills test.
If you have any questions or concerns about taking the Class B CDL written test in a language other than English, you can contact the New Jersey MVC for more information and assistance.
Yes, you can request accommodations for the Class B Commercial Driver's License (CDL) written test if you have a disability that affects your ability to take the test. The New Jersey Motor Vehicle Commission (MVC) is required by law to provide reasonable accommodations to individuals with disabilities.
To request accommodations, you will need to fill out a Request for Accommodation of Individuals with Disabilities form, which is available on the MVC website or at any MVC office. You will need to provide documentation of your disability and the specific accommodations you are requesting.
The MVC will review your request and determine if the requested accommodations are reasonable and appropriate. Some examples of accommodations that may be provided include extended testing time, a private testing room, or a sign language interpreter.
It is important to note that you must make your request for accommodations at least 30 days before your scheduled test date to allow adequate time for the MVC to review and process your request.
If you have any questions or concerns about requesting accommodations for the Class B CDL written test, you can contact the New Jersey MVC for more information and assistance.
To request accommodations, you will need to fill out a Request for Accommodation of Individuals with Disabilities form, which is available on the MVC website or at any MVC office. You will need to provide documentation of your disability and the specific accommodations you are requesting.
The MVC will review your request and determine if the requested accommodations are reasonable and appropriate. Some examples of accommodations that may be provided include extended testing time, a private testing room, or a sign language interpreter.
It is important to note that you must make your request for accommodations at least 30 days before your scheduled test date to allow adequate time for the MVC to review and process your request.
If you have any questions or concerns about requesting accommodations for the Class B CDL written test, you can contact the New Jersey MVC for more information and assistance.
If you fail the Class B Commercial Driver's License (CDL) written test in New Jersey, you can retake the test. However, there are certain restrictions on how soon you can retake the test.
According to the New Jersey Motor Vehicle Commission (MVC), you must wait at least 7 days before retaking the CDL written test. If you fail the test a second time, you must wait at least 14 days before retaking it again. If you fail the test a third time, you must wait at least 21 days before retaking it.
It's important to note that there may be additional fees associated with retaking the CDL written test. You should contact the MVC for information on any applicable fees.
To prepare for your next attempt at the CDL written test, you may want to study the New Jersey Commercial Driver License Manual, which is available on the MVC website or at any MVC office. You can also consider taking a CDL practice test to help identify areas where you need additional study and practice.
If you have any questions or concerns about retaking the Class B CDL written test in New Jersey, you can contact the MVC for more information and assistance.
According to the New Jersey Motor Vehicle Commission (MVC), you must wait at least 7 days before retaking the CDL written test. If you fail the test a second time, you must wait at least 14 days before retaking it again. If you fail the test a third time, you must wait at least 21 days before retaking it.
It's important to note that there may be additional fees associated with retaking the CDL written test. You should contact the MVC for information on any applicable fees.
To prepare for your next attempt at the CDL written test, you may want to study the New Jersey Commercial Driver License Manual, which is available on the MVC website or at any MVC office. You can also consider taking a CDL practice test to help identify areas where you need additional study and practice.
If you have any questions or concerns about retaking the Class B CDL written test in New Jersey, you can contact the MVC for more information and assistance.
