Knowledge Test Class A
This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds. To receive this license, applicants must pass a 50-question test. Test questions come from the Ohio Commercial Drivers License Manual. To pass, applicants must answer 40 questions correctly. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination Vehicles, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat, Tank, Air Brakes and School bus.
Number of Question
Passing Score
1. Which of the following is not a cause of hydraulic brake failure?
Explanation
Most cases of hydraulic brake failure come from one of two causes. The brakes may fail due to a loss of hydraulic pressure or due to overuse on long hills, causing the brakes to fade.
2. When backing a truck, you should:
Explanation
When backing a truck, always use the mirrors on both sides of the vehicle. Have someone help you whenever possible.
3. To prevent your vehicle from rolling backward when beginning to move, you can:
Explanation
To ensure that your vehicle does not roll backward when beginning to move after a stop, you should partly engage the clutch before removing your right foot from the brake pedal.
4. If you realize you may be running late to your destination, you should:
Explanation
To reduce the risk of developing aggressive driving behavior, you should take measures to manage your stress. One strategy to do this is to simply take a deep breath and accept your circumstances if you realize you will be late to your destination.
5. Regrooved tires:
Explanation
Regrooved, recapped, or retreaded tires are prohibited on the front wheels of a bus.
6. What tells you how much pressure is in your vehicle's air tanks?
Explanation
A vehicle that is equipped with air brakes must also be equipped with a supply pressure gauge. This gauge tells the driver how much air pressure is in each of the vehicle's air tanks.
7. What should you do if your vehicle gets stuck on railroad tracks?
Explanation
If your CMV gets stuck on railroad tracks, you should immediately leave the vehicle and get away from the tracks. Check the signposts or signal housing at the crossing for emergency contact information and call 911, or another appropriate emergency number.
Ranked by best match
Frequently Asked Questions
A Class A CDL (Commercial Driver's License) is a type of license required to operate a combination of vehicles with a total weight of 26,001 pounds or more. This includes vehicles such as tractor-trailers, tanker trucks, and flatbeds with trailers.
To obtain a Class A CDL in Ohio, you must follow these steps:
1. Obtain a Commercial Learner's Permit (CLP): To do this, you must pass a written knowledge test specific to commercial vehicles and obtain a medical certificate from a Department of Transportation (DOT) certified medical examiner.
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 the skills test: The skills test includes three parts - pre-trip inspection, basic vehicle control, and on-road driving. You must provide your own vehicle for the test and it must meet certain requirements.
4. Submit required documentation and fees: Once you pass the skills test, you must submit documentation to the Bureau of Motor Vehicles (BMV), including your CLP, medical certificate, and proof of identity/residency. You will also need to pay the required fees.
5. Receive your Class A CDL: Once you have completed all of the above steps and met all requirements, you will receive your Class A CDL from the BMV.
It is important to note that there are other requirements for obtaining a Class A CDL in Ohio, such as age restrictions and driving record checks. It is recommended that you review all requirements and guidelines before beginning the process.
To obtain a Class A CDL in Ohio, you must follow these steps:
1. Obtain a Commercial Learner's Permit (CLP): To do this, you must pass a written knowledge test specific to commercial vehicles and obtain a medical certificate from a Department of Transportation (DOT) certified medical examiner.
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 the skills test: The skills test includes three parts - pre-trip inspection, basic vehicle control, and on-road driving. You must provide your own vehicle for the test and it must meet certain requirements.
4. Submit required documentation and fees: Once you pass the skills test, you must submit documentation to the Bureau of Motor Vehicles (BMV), including your CLP, medical certificate, and proof of identity/residency. You will also need to pay the required fees.
5. Receive your Class A CDL: Once you have completed all of the above steps and met all requirements, you will receive your Class A CDL from the BMV.
It is important to note that there are other requirements for obtaining a Class A CDL in Ohio, such as age restrictions and driving record checks. It is recommended that you review all requirements and guidelines before beginning the process.
To obtain a Class A CDL (Commercial Driver's License) in Ohio, you must meet the following requirements:
1. Age: You must be at least 18 years old to obtain a Class A CDL, but you will be restricted to driving within Ohio only. If you are at least 21 years old, you will be able to drive across state lines.
2. Driver's License: You must have a valid driver's license and provide proof of residency in Ohio.
3. Medical Certification: You must pass a medical exam and obtain a Medical Examiner's Certificate, which must be renewed every two years.
4. Commercial Learner's Permit (CLP): You must obtain a CLP by passing a knowledge test specific to commercial driving and paying the required fee.
5. Skills Test: You must pass a skills test which includes three parts: pre-trip inspection, basic vehicle control, and on-road driving.
6. Background Check: You will be required to undergo a background check, including a criminal history check and driving record review.
7. Fees: You will need to pay the required fees for obtaining your Class A CDL.
It is important to note that there may be additional requirements or restrictions based on your specific situation or the type of vehicle you will be operating. It is recommended that you review all requirements and guidelines before beginning the process of obtaining your Class A CDL in Ohio.
1. Age: You must be at least 18 years old to obtain a Class A CDL, but you will be restricted to driving within Ohio only. If you are at least 21 years old, you will be able to drive across state lines.
2. Driver's License: You must have a valid driver's license and provide proof of residency in Ohio.
3. Medical Certification: You must pass a medical exam and obtain a Medical Examiner's Certificate, which must be renewed every two years.
4. Commercial Learner's Permit (CLP): You must obtain a CLP by passing a knowledge test specific to commercial driving and paying the required fee.
5. Skills Test: You must pass a skills test which includes three parts: pre-trip inspection, basic vehicle control, and on-road driving.
6. Background Check: You will be required to undergo a background check, including a criminal history check and driving record review.
7. Fees: You will need to pay the required fees for obtaining your Class A CDL.
It is important to note that there may be additional requirements or restrictions based on your specific situation or the type of vehicle you will be operating. It is recommended that you review all requirements and guidelines before beginning the process of obtaining your Class A CDL in Ohio.
The minimum age requirement for obtaining a Class A CDL (Commercial Driver's License) in Ohio is 18 years old. However, if you are 18-20 years old, you will be restricted to driving within Ohio only and cannot drive across state lines. If you are at least 21 years old, you will be able to drive across state lines and operate commercial vehicles in all states. It is important to note that there may be additional requirements or restrictions based on your specific situation or the type of vehicle you will be operating.
Yes, depending on the type of vehicle you plan to operate with your Class A CDL, you may need to obtain additional endorsements. An endorsement is an addition to your CDL that allows you to operate certain types of vehicles or carry specific types of cargo.
The following endorsements may be required for a Class A CDL:
1. T - Double/Triple Trailers: Allows you to tow multiple trailers at the same time.
2. P - Passenger: Allows you to transport passengers in a commercial vehicle (more than 16 passengers).
3. N - Tank Vehicle: Allows you to transport liquids or gases in bulk containers.
4. H - Hazardous Materials: Allows you to transport hazardous materials, such as chemicals or explosives.
To obtain an endorsement, you must pass a specialized knowledge test and meet additional requirements, such as obtaining a background check and providing documentation of specialized training. It's important to note that some endorsements may also require a skills test in addition to the knowledge test.
The following endorsements may be required for a Class A CDL:
1. T - Double/Triple Trailers: Allows you to tow multiple trailers at the same time.
2. P - Passenger: Allows you to transport passengers in a commercial vehicle (more than 16 passengers).
3. N - Tank Vehicle: Allows you to transport liquids or gases in bulk containers.
4. H - Hazardous Materials: Allows you to transport hazardous materials, such as chemicals or explosives.
To obtain an endorsement, you must pass a specialized knowledge test and meet additional requirements, such as obtaining a background check and providing documentation of specialized training. It's important to note that some endorsements may also require a skills test in addition to the knowledge test.
The Class A CDL skills test consists of three parts: a pre-trip inspection test, a basic vehicle control test, and an on-road driving test.
1. Pre-trip inspection test: This test assesses your ability to inspect your vehicle and identify any potential safety hazards. You will need to show the examiner that you are able to check the engine, brakes, tires, lights, and other important components of your vehicle.
2. Basic vehicle control test: This test assesses your ability to control your vehicle in various situations. You will need to show the examiner that you can perform basic maneuvers such as straight-line backing, offset backing, and parallel parking.
3. On-road driving test: This test assesses your ability to safely operate your vehicle in normal traffic conditions. You will need to show the examiner that you can follow traffic laws and safely navigate turns, intersections, and other driving situations.
It's important to note that the specific requirements for the Class A CDL skills test may vary depending on the state you are in. In addition, if you are planning to obtain certain endorsements (such as the T endorsement for double/triple trailers), you may need to complete additional skills tests specific to that endorsement.
1. Pre-trip inspection test: This test assesses your ability to inspect your vehicle and identify any potential safety hazards. You will need to show the examiner that you are able to check the engine, brakes, tires, lights, and other important components of your vehicle.
2. Basic vehicle control test: This test assesses your ability to control your vehicle in various situations. You will need to show the examiner that you can perform basic maneuvers such as straight-line backing, offset backing, and parallel parking.
3. On-road driving test: This test assesses your ability to safely operate your vehicle in normal traffic conditions. You will need to show the examiner that you can follow traffic laws and safely navigate turns, intersections, and other driving situations.
It's important to note that the specific requirements for the Class A CDL skills test may vary depending on the state you are in. In addition, if you are planning to obtain certain endorsements (such as the T endorsement for double/triple trailers), you may need to complete additional skills tests specific to that endorsement.
Yes, there are restrictions and limitations for drivers with a Class A CDL license. Some common restrictions include:
1. E - No Manual Transmission: This restriction is placed on drivers who take their skills test in a vehicle with an automatic transmission. Drivers with this restriction are not allowed to operate a commercial vehicle with a manual transmission.
2. L - Air Brake Restriction: This restriction is placed on drivers who have not passed the required knowledge and skills tests for vehicles equipped with air brakes. Drivers with this restriction are not allowed to operate a commercial vehicle equipped with air brakes.
3. M - Medical Variance: This restriction is placed on drivers who have been granted a medical variance due to a medical condition that may affect their ability to operate a commercial vehicle safely.
4. N - Tank Vehicle: This restriction is placed on drivers who have not passed the required knowledge and skills tests for operating a tank vehicle. Drivers with this restriction are not allowed to operate a commercial vehicle designed to transport liquids or gases in bulk containers.
5. O - Other: This restriction may be placed on drivers who have certain limitations or restrictions due to a specific medical condition or other factors that may affect their ability to operate a commercial vehicle safely.
It's important to note that some restrictions may be removed if the driver passes additional knowledge and/or skills tests or meets other requirements, such as obtaining a medical waiver or completing specialized training.
1. E - No Manual Transmission: This restriction is placed on drivers who take their skills test in a vehicle with an automatic transmission. Drivers with this restriction are not allowed to operate a commercial vehicle with a manual transmission.
2. L - Air Brake Restriction: This restriction is placed on drivers who have not passed the required knowledge and skills tests for vehicles equipped with air brakes. Drivers with this restriction are not allowed to operate a commercial vehicle equipped with air brakes.
3. M - Medical Variance: This restriction is placed on drivers who have been granted a medical variance due to a medical condition that may affect their ability to operate a commercial vehicle safely.
4. N - Tank Vehicle: This restriction is placed on drivers who have not passed the required knowledge and skills tests for operating a tank vehicle. Drivers with this restriction are not allowed to operate a commercial vehicle designed to transport liquids or gases in bulk containers.
5. O - Other: This restriction may be placed on drivers who have certain limitations or restrictions due to a specific medical condition or other factors that may affect their ability to operate a commercial vehicle safely.
It's important to note that some restrictions may be removed if the driver passes additional knowledge and/or skills tests or meets other requirements, such as obtaining a medical waiver or completing specialized training.
In Ohio, the Class A CDL written test is only offered in English. The Ohio Bureau of Motor Vehicles (BMV) requires all applicants to demonstrate the ability to read and understand written English before taking the written test.
However, if you have difficulty reading or understanding English, you may be able to use an interpreter during the test. The interpreter must be provided by the applicant and must not be a family member or friend. In addition, the interpreter must be approved by the BMV and may be required to take an oath of impartiality before providing interpretation services.
It's important to note that interpretation services may not be available at all BMV locations, and you may need to schedule an appointment in advance if you require an interpreter.
However, if you have difficulty reading or understanding English, you may be able to use an interpreter during the test. The interpreter must be provided by the applicant and must not be a family member or friend. In addition, the interpreter must be approved by the BMV and may be required to take an oath of impartiality before providing interpretation services.
It's important to note that interpretation services may not be available at all BMV locations, and you may need to schedule an appointment in advance if you require an interpreter.
Yes, if you have a disability that may impact your ability to take the Class A CDL written test, you may request accommodations from the Ohio Bureau of Motor Vehicles (BMV). The BMV provides reasonable accommodations to individuals with disabilities in compliance with the Americans with Disabilities Act (ADA).
To request accommodations, you must complete and submit the "Request for Accommodations" form to the BMV. The form is available on the BMV website or at any BMV location. The form requires you to provide information about your disability and the specific accommodations you are requesting.
Examples of accommodations that may be provided include extended time for taking the test, a private testing area, a sign language interpreter, or a reader or scribe. The BMV will review your request and determine what accommodations can be provided based on your individual needs.
It is important to note that you must request accommodations in advance of taking the test. Accommodations cannot be provided on the day of the test unless prior arrangements have been made with the BMV.
To request accommodations, you must complete and submit the "Request for Accommodations" form to the BMV. The form is available on the BMV website or at any BMV location. The form requires you to provide information about your disability and the specific accommodations you are requesting.
Examples of accommodations that may be provided include extended time for taking the test, a private testing area, a sign language interpreter, or a reader or scribe. The BMV will review your request and determine what accommodations can be provided based on your individual needs.
It is important to note that you must request accommodations in advance of taking the test. Accommodations cannot be provided on the day of the test unless prior arrangements have been made with the BMV.
If you fail the Class A CDL written test in Ohio, you may retake the test at a later date. The number of times you can retake the test depends on the BMV location, but generally, you can take the test up to two or three times in one day.
If you fail the test, the BMV will provide you with a score report indicating which questions you answered incorrectly. This can help you identify areas where you need to focus your study efforts before retaking the test.
It's important to note that each time you take the test, you will need to pay a fee. The current fee for taking the Class A CDL written test in Ohio is $27.
If you fail the test multiple times, it may be helpful to consider taking a commercial driver's license training course or studying with a tutor to improve your chances of passing the test on your next attempt.
If you fail the test, the BMV will provide you with a score report indicating which questions you answered incorrectly. This can help you identify areas where you need to focus your study efforts before retaking the test.
It's important to note that each time you take the test, you will need to pay a fee. The current fee for taking the Class A CDL written test in Ohio is $27.
If you fail the test multiple times, it may be helpful to consider taking a commercial driver's license training course or studying with a tutor to improve your chances of passing the test on your next attempt.
