Knowledge Test Class B
Number of Question
Passing Score
8. During a pre-trip inspection, belts should be:
Explanation
When inspecting your vehicle, you should check all belts for tightness and excessive wear. You should learn how much "give" is appropriate for each belt.
9. After a tire has been changed, the driver should stop after a short distance to:
Explanation
After changing a tire, you should stop a short distance later to recheck the tightness of the tire's lug nuts.
10. When near a railroad crossing:
Explanation
You should never assume that you will hear an approaching train. The train operator may fail to sound the horn, or the use of a train's horn may be prohibited in a specific area. Even if the train does sound its horn, noise from inside your own vehicle may prevent you from hearing the train until it is dangerously close.
11. To ensure you do not interfere with traffic while driving a heavy vehicle, you should:
Explanation
If the weight of your vehicle prevents you from matching the speed of surrounding traffic, you should stay in the right lane, if possible.
12. When driving, the steering wheel should be:
Explanation
Hold the steering wheel firmly with both hands, placing them on opposite sides of the wheel.
13. During the vehicle inspection test, you will be asked to:
Explanation
During the CDL vehicle inspection test, you must be able to inspect your vehicle and explain to the examiner what you are inspecting and why.
14. When stopping in an emergency situation, you should:
Explanation
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle in a straight line but will still allow you to turn if necessary.
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Frequently Asked Questions
A Class B CDL license in Oregon is a commercial driver's license that allows you to operate a single vehicle with a weight rating of 26,001 pounds or more, or a combination of vehicles with a total weight rating of 26,001 pounds or more, where the towed vehicle(s) weigh less than 10,000 pounds. It also allows you to operate any vehicle in Class C.
Here are the steps to obtain a Class B CDL license in Oregon:
1. Obtain a valid Oregon driver's license: To apply for a Class B CDL license, you must first have a valid Oregon driver's license.
2. Meet the age requirement: You must be at least 18 years old to obtain a Class B CDL license in Oregon.
3. Get a Medical Certificate: You need to get a medical certificate from a licensed medical examiner. This certificate confirms your physical fitness to drive commercial vehicles.
4. Pass the written knowledge test: You must pass the written knowledge test related to commercial driving and road safety.
5. Obtain a learner's permit: After passing the written knowledge test, you need to obtain a learner's permit and practice driving with it for at least 14 days before taking the driving skills test.
6. Pass the driving skills test: Once you have practiced enough and feel confident, you will need to pass the driving skills test, which includes a pre-trip inspection, basic control skills test, and road test.
7. Pay the required fees: You will need to pay fees for obtaining your CDL license which includes application fees, licensing fees and endorsement fees if required.
Note that obtaining a Class B CDL license may also require additional endorsements such as air brake endorsement or hazardous materials endorsement depending on your job requirements.
Here are the steps to obtain a Class B CDL license in Oregon:
1. Obtain a valid Oregon driver's license: To apply for a Class B CDL license, you must first have a valid Oregon driver's license.
2. Meet the age requirement: You must be at least 18 years old to obtain a Class B CDL license in Oregon.
3. Get a Medical Certificate: You need to get a medical certificate from a licensed medical examiner. This certificate confirms your physical fitness to drive commercial vehicles.
4. Pass the written knowledge test: You must pass the written knowledge test related to commercial driving and road safety.
5. Obtain a learner's permit: After passing the written knowledge test, you need to obtain a learner's permit and practice driving with it for at least 14 days before taking the driving skills test.
6. Pass the driving skills test: Once you have practiced enough and feel confident, you will need to pass the driving skills test, which includes a pre-trip inspection, basic control skills test, and road test.
7. Pay the required fees: You will need to pay fees for obtaining your CDL license which includes application fees, licensing fees and endorsement fees if required.
Note that obtaining a Class B CDL license may also require additional endorsements such as air brake endorsement or hazardous materials endorsement depending on your job requirements.
With a Class B CDL license in Oregon, you can operate the following types of vehicles:
1. Single vehicles with a weight rating of 26,001 pounds or more: This includes vehicles such as straight trucks, large buses, and dump trucks.
2. Combination of vehicles: You can operate a combination of vehicles such as a tractor-trailer where the weight rating of the trailer is less than 10,000 pounds.
3. Class C vehicles: You can also operate Class C vehicles, which are passenger or property carrying vehicles with a weight rating of less than 26,001 pounds. This includes small buses, vans, and cars.
It is important to note that you need to have the appropriate endorsements on your CDL license to operate certain types of vehicles such as those with air brakes or hazardous materials. Additionally, you should always ensure that you have the necessary training and experience to safely operate the specific type of vehicle you plan to drive.
1. Single vehicles with a weight rating of 26,001 pounds or more: This includes vehicles such as straight trucks, large buses, and dump trucks.
2. Combination of vehicles: You can operate a combination of vehicles such as a tractor-trailer where the weight rating of the trailer is less than 10,000 pounds.
3. Class C vehicles: You can also operate Class C vehicles, which are passenger or property carrying vehicles with a weight rating of less than 26,001 pounds. This includes small buses, vans, and cars.
It is important to note that you need to have the appropriate endorsements on your CDL license to operate certain types of vehicles such as those with air brakes or hazardous materials. Additionally, you should always ensure that you have the necessary training and experience to safely operate the specific type of vehicle you plan to drive.
To obtain a Class B CDL license in Oregon, you need to meet the following requirements:
1. Be at least 18 years old: You need to be at least 18 years old to obtain a Class B CDL license in Oregon. However, if you plan to operate a commercial vehicle across state lines, you must be at least 21 years old due to federal regulations.
2. Have a valid Oregon driver's license: You must have a valid Oregon driver's license before applying for a CDL.
3. Obtain a Medical Certificate: You need to pass a medical examination and obtain a Medical Certificate from a licensed medical examiner, which confirms your physical fitness to operate commercial vehicles.
4. Pass the CDL knowledge test: You must pass the CDL knowledge test that covers commercial driving regulations and safety rules.
5. Obtain a Commercial Learner's Permit (CLP): If you pass the knowledge test, you will receive a CLP, which allows you to practice driving with a qualified CDL holder in the vehicle.
6. Pass the CDL skills test: After practicing driving with your CLP for a minimum of 14 days, you need to pass the CDL skills test that includes pre-trip inspection, basic control skills, and road test.
7. Pay the required fees: You will need to pay fees for obtaining your CDL license which includes application fees, licensing fees and endorsement fees if required.
Note that additional endorsements may be required for certain types of vehicles or cargo such as hazardous materials or passenger transport. It is important to check with the Oregon DMV for specific requirements based on your intended use of your Class B CDL license.
1. Be at least 18 years old: You need to be at least 18 years old to obtain a Class B CDL license in Oregon. However, if you plan to operate a commercial vehicle across state lines, you must be at least 21 years old due to federal regulations.
2. Have a valid Oregon driver's license: You must have a valid Oregon driver's license before applying for a CDL.
3. Obtain a Medical Certificate: You need to pass a medical examination and obtain a Medical Certificate from a licensed medical examiner, which confirms your physical fitness to operate commercial vehicles.
4. Pass the CDL knowledge test: You must pass the CDL knowledge test that covers commercial driving regulations and safety rules.
5. Obtain a Commercial Learner's Permit (CLP): If you pass the knowledge test, you will receive a CLP, which allows you to practice driving with a qualified CDL holder in the vehicle.
6. Pass the CDL skills test: After practicing driving with your CLP for a minimum of 14 days, you need to pass the CDL skills test that includes pre-trip inspection, basic control skills, and road test.
7. Pay the required fees: You will need to pay fees for obtaining your CDL license which includes application fees, licensing fees and endorsement fees if required.
Note that additional endorsements may be required for certain types of vehicles or cargo such as hazardous materials or passenger transport. It is important to check with the Oregon DMV for specific requirements based on your intended use of your Class B CDL license.
In Oregon, the minimum age requirement for a Class B CDL license is 18 years old. However, there are some restrictions based on the type of vehicle and cargo you plan to transport. If you plan to operate a commercial vehicle across state lines, you must be at least 21 years old due to federal regulations. Additionally, if you plan to transport hazardous materials or operate a school bus, you must be at least 21 years old in Oregon. It's important to note that some employers may have their own age requirements that are higher than the state or federal minimums.
You may need to obtain endorsements for a Class B CDL license in Oregon depending on the type of vehicle and cargo you plan to transport. The following are the endorsements available for Class B CDL holders in Oregon:
1. Passenger endorsement (P) - required if you plan to transport passengers in a vehicle designed to carry 16 or more people, including the driver.
2. School bus endorsement (S) - required if you plan to operate a school bus.
3. Tank vehicle endorsement (N) - required if you plan to transport liquids or gases in a tank.
4. Double/triple trailer endorsement (T) - required if you plan to tow two or three trailers at the same time.
5. Hazardous materials endorsement (H) - required if you plan to transport hazardous materials that require placards.
To obtain these endorsements, you must pass additional knowledge and skills tests specific to each endorsement type. It's important to note that some employers may require additional endorsements beyond those mandated by the state or federal government based on the specific needs of their business.
1. Passenger endorsement (P) - required if you plan to transport passengers in a vehicle designed to carry 16 or more people, including the driver.
2. School bus endorsement (S) - required if you plan to operate a school bus.
3. Tank vehicle endorsement (N) - required if you plan to transport liquids or gases in a tank.
4. Double/triple trailer endorsement (T) - required if you plan to tow two or three trailers at the same time.
5. Hazardous materials endorsement (H) - required if you plan to transport hazardous materials that require placards.
To obtain these endorsements, you must pass additional knowledge and skills tests specific to each endorsement type. It's important to note that some employers may require additional endorsements beyond those mandated by the state or federal government based on the specific needs of their business.
The Class B CDL skills test is designed to evaluate your ability to operate a Class B commercial vehicle safely and effectively. The test consists of three parts: a pre-trip vehicle inspection, basic vehicle control, and an on-road driving test. Here are the details of each part:
1. Pre-trip Vehicle Inspection: You will be required to inspect your vehicle and identify any potential safety hazards or mechanical issues. You must explain and demonstrate to the examiner how you would inspect the vehicle's major systems, including the engine, brakes, steering, suspension, lights, tires, and emergency equipment.
2. Basic Vehicle Control: You will be required to perform basic maneuvers that demonstrate your ability to control the vehicle in different situations. These may include straight-line backing, offset backing, parallel parking, and docking.
3. On-road Driving Test: You will be required to demonstrate your ability to drive the commercial vehicle safely in various traffic situations. The examiner will evaluate your ability to perform tasks such as turning, merging, changing lanes, obeying traffic signals and signs, maintaining a safe following distance, and handling emergency situations.
It's important to note that you must pass each part of the skills test to obtain your Class B CDL license. Additionally, you must provide a commercial vehicle that meets the requirements for the class of license you are applying for.
1. Pre-trip Vehicle Inspection: You will be required to inspect your vehicle and identify any potential safety hazards or mechanical issues. You must explain and demonstrate to the examiner how you would inspect the vehicle's major systems, including the engine, brakes, steering, suspension, lights, tires, and emergency equipment.
2. Basic Vehicle Control: You will be required to perform basic maneuvers that demonstrate your ability to control the vehicle in different situations. These may include straight-line backing, offset backing, parallel parking, and docking.
3. On-road Driving Test: You will be required to demonstrate your ability to drive the commercial vehicle safely in various traffic situations. The examiner will evaluate your ability to perform tasks such as turning, merging, changing lanes, obeying traffic signals and signs, maintaining a safe following distance, and handling emergency situations.
It's important to note that you must pass each part of the skills test to obtain your Class B CDL license. Additionally, you must provide a commercial vehicle that meets the requirements for the class of license you are applying for.
Yes, there are some restrictions and limitations for drivers with a Class B CDL license in Oregon. These restrictions are put in place to ensure the safety of the driver and other road users. Here are some of the common restrictions that may apply to Class B CDL holders:
1. Air brakes restriction: If you took your skills test in a vehicle without air brakes, you will be restricted from operating commercial vehicles with air brakes.
2. Passenger restriction: If you did not pass the passenger endorsement test, you will be restricted from operating vehicles designed to carry 16 or more passengers.
3. School bus restriction: If you did not pass the school bus endorsement test, you will be restricted from operating a school bus.
4. Hazmat restriction: If you did not pass the hazardous materials endorsement test, you will be restricted from transporting hazardous materials.
5. Time-of-day restriction: If you are under 21 years old and have a Class B CDL license, you will be restricted from driving commercial vehicles between midnight and 5 a.m., except for certain exceptions.
It's important to note that these restrictions may vary depending on the state and specific circumstances of the driver. It's also important to follow all rules and regulations when driving with a Class B CDL license to avoid any legal issues or penalties.
1. Air brakes restriction: If you took your skills test in a vehicle without air brakes, you will be restricted from operating commercial vehicles with air brakes.
2. Passenger restriction: If you did not pass the passenger endorsement test, you will be restricted from operating vehicles designed to carry 16 or more passengers.
3. School bus restriction: If you did not pass the school bus endorsement test, you will be restricted from operating a school bus.
4. Hazmat restriction: If you did not pass the hazardous materials endorsement test, you will be restricted from transporting hazardous materials.
5. Time-of-day restriction: If you are under 21 years old and have a Class B CDL license, you will be restricted from driving commercial vehicles between midnight and 5 a.m., except for certain exceptions.
It's important to note that these restrictions may vary depending on the state and specific circumstances of the driver. It's also important to follow all rules and regulations when driving with a Class B CDL license to avoid any legal issues or penalties.
Yes, in Oregon, you can take the Class B CDL written test in a language other than English. The Oregon Driver and Motor Vehicle Services (DMV) offer the written test in several languages, including Spanish, Russian, Vietnamese, and Chinese. This is to ensure that non-native English speakers can understand the rules and regulations of operating a commercial vehicle and can take the test in a language they are comfortable with.
However, it's important to note that the skills test for a Class B CDL license must be taken in English. This is because the examiner needs to be able to communicate with you effectively during the test and ensure that you understand the instructions.
If you need to take the written test in a language other than English, you will need to indicate this when you schedule your appointment with the DMV. Additionally, you may need to provide an interpreter if you're taking the test at a location where an interpreter is not available.
However, it's important to note that the skills test for a Class B CDL license must be taken in English. This is because the examiner needs to be able to communicate with you effectively during the test and ensure that you understand the instructions.
If you need to take the written test in a language other than English, you will need to indicate this when you schedule your appointment with the DMV. Additionally, you may need to provide an interpreter if you're taking the test at a location where an interpreter is not available.
Yes, if you have a disability, you can request accommodations for the Class B CDL written test in Oregon. The Oregon DMV is committed to providing equal access to all individuals, including those with disabilities. Some of the accommodations that may be available include:
1. Extended testing time: If you have a disability that affects your ability to complete the test within the standard time limit, you may be eligible for extended testing time.
2. Private testing room: If you have a disability that affects your ability to concentrate in a noisy or distracting environment, you may be eligible for a private testing room.
3. Assistive technology: If you have a disability that affects your ability to read or write, you may be eligible for assistive technology such as screen readers or speech-to-text software.
To request accommodations for the Class B CDL written test, you will need to fill out a Request for Accommodation form and submit it to the Oregon DMV. You will also need to provide documentation of your disability and how it affects your ability to take the test. The DMV will review your request and determine what accommodations are appropriate based on your individual needs.
1. Extended testing time: If you have a disability that affects your ability to complete the test within the standard time limit, you may be eligible for extended testing time.
2. Private testing room: If you have a disability that affects your ability to concentrate in a noisy or distracting environment, you may be eligible for a private testing room.
3. Assistive technology: If you have a disability that affects your ability to read or write, you may be eligible for assistive technology such as screen readers or speech-to-text software.
To request accommodations for the Class B CDL written test, you will need to fill out a Request for Accommodation form and submit it to the Oregon DMV. You will also need to provide documentation of your disability and how it affects your ability to take the test. The DMV will review your request and determine what accommodations are appropriate based on your individual needs.
If you fail the Class B CDL written test in Oregon, you will be allowed to retake the test. However, you will need to wait at least one day before taking it again.
If you fail the written test three times, you will need to wait at least 28 days before taking it again. Additionally, you will need to pay a retesting fee for each attempt.
It's important to prepare adequately for the Class B CDL written test to increase your chances of passing on the first attempt. You can study the Oregon Commercial Driver Manual, which covers all the information you need to know for the test. There are also online practice tests and study guides available to help you prepare.
If you're having difficulty passing the written test, consider getting help from a professional driving school or instructor who can provide additional guidance and training.
If you fail the written test three times, you will need to wait at least 28 days before taking it again. Additionally, you will need to pay a retesting fee for each attempt.
It's important to prepare adequately for the Class B CDL written test to increase your chances of passing on the first attempt. You can study the Oregon Commercial Driver Manual, which covers all the information you need to know for the test. There are also online practice tests and study guides available to help you prepare.
If you're having difficulty passing the written test, consider getting help from a professional driving school or instructor who can provide additional guidance and training.
