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. To pass, applicants must answer 40 questions correctly. Each question has three or four possible answer choices. Test questions come from the Nevada Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
Number of Question
Passing Score
29. Broken suspension parts:
Explanation
The suspension system performs the vital functions of holding up the vehicle and its load while keeping the axles in place. Defects in the suspension are therefore extremely dangerous.
30. After starting the engine, the Anti-Lock Braking System (ABS) light stays on if:
Explanation
The Anti-Lock Braking System (ABS) indicator light should come on after an engine is started. The light will then turn off. If the light remains on, the ABS it not working properly.
31. When checking the engine compartment, you should check all of the following, except:
Explanation
When inspecting your vehicle's engine compartment, be sure to check the oil level; the radiator coolant level and the condition of the hoses; the power steering fluid level and the condition of the hoses, if applicable; the windshield washer fluid level; the battery connections, fluid level, and tie-downs; the automatic transmission fluid level; and the condition and tightness of the belts. Additionally, check for any leaks in the engine compartment and cracked or worn electrical wiring insulation.
32. When approaching a downgrade, how can you reduce the amount of braking that will be needed?
Explanation
Always shift to a lower gear before starting down a hill. Doing this will help your vehicle maintain a safe speed without you needing to use the brakes too much.
33. What is brake lag?
Explanation
Because air takes time to flow through the air lines to the brakes, air brakes cannot begin working instantly. There is often a brake lag of at least one-half of a second between the moment the brake pedal is pressed and the moment the brakes begin to work. On vehicles with hydraulic brakes, the brakes work instantly when the pedal is pressed.
34. When coming to a stop, you should apply the brake pedal by:
Explanation
When stopping, you should push the brake pedal down gradually. Braking gradually will help you to maintain proper control of your vehicle.
35. Which of the following is not an example of a distracted person that motorists should be worried about?
Explanation
You should be cautious when you are near people who are not paying attention to the road. Be wary of drivers who are engaged in conversation with passengers, children near the road, and road workers.
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, provided that the vehicle being towed weighs over 10,000 pounds. In Nevada, a Class A CDL allows you to operate vehicles such as tractor-trailers, tanker trucks, and livestock carriers.
Here are the steps to obtain a Class A CDL license in Nevada:
1. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for a Class A CDL.
2. Hold the CLP for at least 14 days before taking the skills test.
3. Schedule and pass a three-part skills test, which includes a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
4. Provide proof of identity, residency, and social security number.
5. Pass a DOT (Department of Transportation) physical exam and provide a medical certificate.
6. Provide proof of insurance for any vehicle that you plan to operate as part of your CDL training or testing.
7. Pay the required fees for the CDL license and any necessary endorsements.
It's important to note that there are also additional endorsements that may be required to operate certain types of vehicles or carry specific types of cargo. For example, if you want to transport hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
Here are the steps to obtain a Class A CDL license in Nevada:
1. Obtain a commercial learner's permit (CLP) by passing the written knowledge test for a Class A CDL.
2. Hold the CLP for at least 14 days before taking the skills test.
3. Schedule and pass a three-part skills test, which includes a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
4. Provide proof of identity, residency, and social security number.
5. Pass a DOT (Department of Transportation) physical exam and provide a medical certificate.
6. Provide proof of insurance for any vehicle that you plan to operate as part of your CDL training or testing.
7. Pay the required fees for the CDL license and any necessary endorsements.
It's important to note that there are also additional endorsements that may be required to operate certain types of vehicles or carry specific types of cargo. For example, if you want to transport hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
With a Class A Commercial Driver's License (CDL) in Nevada, you can operate a combination of vehicles with a total weight of 26,001 pounds or more, provided that the vehicle being towed weighs over 10,000 pounds. Some of the vehicles that you can operate with a Class A CDL include:
1. Tractor-trailers: A combination of a tractor unit and one or more trailers.
2. Tanker trucks: Vehicles designed to transport liquids or gases in bulk.
3. Livestock carriers: Vehicles used to transport animals such as cattle, horses, and sheep.
4. Flatbed trucks: Vehicles with an open load-carrying area that is level with the frame and used for carrying large items such as construction materials.
5. Refrigerated trucks: Vehicles with a refrigeration unit used for transporting perishable goods such as food and pharmaceuticals.
6. Combination buses: Vehicles designed to transport 16 or more passengers, including the driver, and used in combination with a trailer.
It's important to note that some vehicles may require additional endorsements or specialized training. For example, if you want to operate a vehicle carrying hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
1. Tractor-trailers: A combination of a tractor unit and one or more trailers.
2. Tanker trucks: Vehicles designed to transport liquids or gases in bulk.
3. Livestock carriers: Vehicles used to transport animals such as cattle, horses, and sheep.
4. Flatbed trucks: Vehicles with an open load-carrying area that is level with the frame and used for carrying large items such as construction materials.
5. Refrigerated trucks: Vehicles with a refrigeration unit used for transporting perishable goods such as food and pharmaceuticals.
6. Combination buses: Vehicles designed to transport 16 or more passengers, including the driver, and used in combination with a trailer.
It's important to note that some vehicles may require additional endorsements or specialized training. For example, if you want to operate a vehicle carrying hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
To obtain a Class A Commercial Driver's License (CDL) in Nevada, you must meet the following requirements:
1. Be at least 18 years of age: You must be at least 18 years old to obtain a Class A CDL license, but you will be restricted to intrastate driving only. If you want to drive across state lines, you must be at least 21 years old.
2. Have a valid driver's license: You must have a valid driver's license issued by the state of Nevada.
3. Pass a medical examination: You must pass a Department of Transportation (DOT) medical examination and obtain a medical certificate to show that you are physically fit to operate a commercial vehicle.
4. Obtain a commercial learner's permit (CLP): You must obtain a CLP by passing the written knowledge test for a Class A CDL.
5. Hold the CLP for at least 14 days: You must hold the CLP for at least 14 days before taking the skills test.
6. Pass a three-part skills test: You must pass a three-part skills test, which includes a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
7. Provide proof of identity and residency: You must provide proof of identity, residency, and social security number.
8. Pay the required fees: You must pay the required fees for the CDL license and any necessary endorsements.
It's important to note that there may be additional requirements depending on the type of vehicle you want to operate or the type of cargo you want to transport. For example, if you want to transport hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
1. Be at least 18 years of age: You must be at least 18 years old to obtain a Class A CDL license, but you will be restricted to intrastate driving only. If you want to drive across state lines, you must be at least 21 years old.
2. Have a valid driver's license: You must have a valid driver's license issued by the state of Nevada.
3. Pass a medical examination: You must pass a Department of Transportation (DOT) medical examination and obtain a medical certificate to show that you are physically fit to operate a commercial vehicle.
4. Obtain a commercial learner's permit (CLP): You must obtain a CLP by passing the written knowledge test for a Class A CDL.
5. Hold the CLP for at least 14 days: You must hold the CLP for at least 14 days before taking the skills test.
6. Pass a three-part skills test: You must pass a three-part skills test, which includes a pre-trip inspection, basic vehicle control skills, and an on-road driving test.
7. Provide proof of identity and residency: You must provide proof of identity, residency, and social security number.
8. Pay the required fees: You must pay the required fees for the CDL license and any necessary endorsements.
It's important to note that there may be additional requirements depending on the type of vehicle you want to operate or the type of cargo you want to transport. For example, if you want to transport hazardous materials, you will need to obtain a HazMat endorsement in addition to your Class A CDL license.
The minimum age requirement for a Class A Commercial Driver's License (CDL) in Nevada is 18 years old. However, if you are under the age of 21, you will be restricted to driving intrastate only, which means you will not be allowed to drive across state lines.
If you want to drive commercial vehicles across state lines, you must be at least 21 years old. Additionally, some employers may have their own minimum age requirements for hiring commercial drivers, so it's important to check with potential employers as well.
If you want to drive commercial vehicles across state lines, you must be at least 21 years old. Additionally, some employers may have their own minimum age requirements for hiring commercial drivers, so it's important to check with potential employers as well.
Yes, you may need additional endorsements on your Class A Commercial Driver's License (CDL) depending on the type of vehicle you want to operate or the type of cargo you want to transport.
The following are the endorsements you may need:
1. Double/Triple Trailer (T) Endorsement: This endorsement allows you to tow two or three trailers at a time.
2. Hazardous Materials (H) Endorsement: This endorsement allows you to transport hazardous materials.
3. Tank Vehicle (N) Endorsement: This endorsement allows you to transport liquids or gases in tanks.
4. Passenger (P) Endorsement: This endorsement allows you to drive a vehicle designed to transport 16 or more passengers, including the driver.
5. School Bus (S) Endorsement: This endorsement allows you to drive a school bus.
In order to obtain these endorsements, you must pass additional knowledge and skills tests specific to each endorsement. It's important to note that these endorsements may have additional requirements such as background checks and medical evaluations.
The following are the endorsements you may need:
1. Double/Triple Trailer (T) Endorsement: This endorsement allows you to tow two or three trailers at a time.
2. Hazardous Materials (H) Endorsement: This endorsement allows you to transport hazardous materials.
3. Tank Vehicle (N) Endorsement: This endorsement allows you to transport liquids or gases in tanks.
4. Passenger (P) Endorsement: This endorsement allows you to drive a vehicle designed to transport 16 or more passengers, including the driver.
5. School Bus (S) Endorsement: This endorsement allows you to drive a school bus.
In order to obtain these endorsements, you must pass additional knowledge and skills tests specific to each endorsement. It's important to note that these endorsements may have additional requirements such as background checks and medical evaluations.
The Class A Commercial Driver's License (CDL) skills test consists of three parts: a pre-trip inspection, a basic control skills test, and an on-road driving test.
1. Pre-Trip Inspection: The pre-trip inspection is designed to assess your ability to inspect a commercial vehicle for safety. You will be required to identify and explain the function of key components of the vehicle, such as the brakes, suspension, steering system, and tires.
2. Basic Control Skills Test: The basic control skills test is designed to assess your ability to maneuver a commercial vehicle in tight spaces. You will be required to complete several maneuvers, such as straight-line backing, offset backing, and parallel parking.
3. On-Road Driving Test: The on-road driving test is designed to assess your ability to operate a commercial vehicle safely in traffic. You will be required to demonstrate your ability to perform various driving maneuvers, such as merging onto a highway, shifting gears smoothly, making lane changes, and backing up.
It's important to note that the skills test must be conducted in a commercial motor vehicle (CMV) that is representative of the type of vehicle you intend to drive with your Class A CDL. Additionally, you must pass all three parts of the skills test in order to obtain your Class A CDL.
1. Pre-Trip Inspection: The pre-trip inspection is designed to assess your ability to inspect a commercial vehicle for safety. You will be required to identify and explain the function of key components of the vehicle, such as the brakes, suspension, steering system, and tires.
2. Basic Control Skills Test: The basic control skills test is designed to assess your ability to maneuver a commercial vehicle in tight spaces. You will be required to complete several maneuvers, such as straight-line backing, offset backing, and parallel parking.
3. On-Road Driving Test: The on-road driving test is designed to assess your ability to operate a commercial vehicle safely in traffic. You will be required to demonstrate your ability to perform various driving maneuvers, such as merging onto a highway, shifting gears smoothly, making lane changes, and backing up.
It's important to note that the skills test must be conducted in a commercial motor vehicle (CMV) that is representative of the type of vehicle you intend to drive with your Class A CDL. Additionally, you must pass all three parts of the skills test in order to obtain your Class A CDL.
Yes, there are restrictions and limitations for drivers with a Class A Commercial Driver's License (CDL) that must be followed. Some of the restrictions and limitations include:
1. Endorsements: As mentioned earlier, you may need additional endorsements on your CDL depending on the type of vehicle you want to operate or the type of cargo you want to transport.
2. Vehicle weight: Drivers with a Class A CDL are not allowed to operate vehicles that weigh more than 80,000 pounds gross vehicle weight (GVW).
3. Trailer length: Drivers with a Class A CDL are not allowed to tow trailers longer than 53 feet.
4. Passenger restrictions: Drivers with a Class A CDL are not allowed to transport passengers unless they have a passenger (P) endorsement.
5. Hazardous materials restrictions: Drivers with a Class A CDL are not allowed to transport hazardous materials unless they have a hazardous materials (H) endorsement.
6. Medical qualifications: Drivers with a Class A CDL must meet certain medical qualifications in order to maintain their license.
It's important to note that violating any of these restrictions or limitations may result in penalties, fines, or even suspension or revocation of your CDL license.
1. Endorsements: As mentioned earlier, you may need additional endorsements on your CDL depending on the type of vehicle you want to operate or the type of cargo you want to transport.
2. Vehicle weight: Drivers with a Class A CDL are not allowed to operate vehicles that weigh more than 80,000 pounds gross vehicle weight (GVW).
3. Trailer length: Drivers with a Class A CDL are not allowed to tow trailers longer than 53 feet.
4. Passenger restrictions: Drivers with a Class A CDL are not allowed to transport passengers unless they have a passenger (P) endorsement.
5. Hazardous materials restrictions: Drivers with a Class A CDL are not allowed to transport hazardous materials unless they have a hazardous materials (H) endorsement.
6. Medical qualifications: Drivers with a Class A CDL must meet certain medical qualifications in order to maintain their license.
It's important to note that violating any of these restrictions or limitations may result in penalties, fines, or even suspension or revocation of your CDL license.
In Nevada, the Class A CDL written test is only available in English. However, if you are not proficient in English, you can bring an interpreter with you to the DMV to assist with the exam. The interpreter must be at least 18 years old and cannot be a family member or someone who has a vested interest in the outcome of the test.
It's important to note that while an interpreter can assist you with the exam, they cannot provide any additional help or clarification beyond translating the questions and answers. Additionally, there may be a fee for using an interpreter, and you will need to schedule your appointment in advance to ensure that an interpreter is available.
If you have difficulty with English, it may be helpful to study the CDL manual in your native language before taking the exam. You may also want to consider taking an English language course or using language learning resources to improve your English proficiency.
It's important to note that while an interpreter can assist you with the exam, they cannot provide any additional help or clarification beyond translating the questions and answers. Additionally, there may be a fee for using an interpreter, and you will need to schedule your appointment in advance to ensure that an interpreter is available.
If you have difficulty with English, it may be helpful to study the CDL manual in your native language before taking the exam. You may also want to consider taking an English language course or using language learning resources to improve your English proficiency.
Yes, if you have a disability that affects your ability to take the Class A CDL written test, you can request accommodations from the Nevada DMV. Accommodations may include:
1. Extended time to take the test: If you require additional time to take the test due to a disability, you can request extra time.
2. Special equipment or aids: If you require special equipment or aids, such as a screen reader, magnifying glass, or large print materials, you can request these accommodations.
3. Assistance from a reader or scribe: If you require assistance from a reader or scribe due to a disability, you can request this accommodation.
To request accommodations for the Class A CDL written test, you will need to complete and submit a Request for Accommodation of Disabilities form to the DMV. The form is available on the Nevada DMV website.
You will also need to provide documentation of your disability and how it affects your ability to take the test. The documentation should be from a qualified professional who has experience working with individuals with disabilities.
Once your request is received and reviewed by the DMV, they will contact you to discuss available accommodations and schedule your test.
1. Extended time to take the test: If you require additional time to take the test due to a disability, you can request extra time.
2. Special equipment or aids: If you require special equipment or aids, such as a screen reader, magnifying glass, or large print materials, you can request these accommodations.
3. Assistance from a reader or scribe: If you require assistance from a reader or scribe due to a disability, you can request this accommodation.
To request accommodations for the Class A CDL written test, you will need to complete and submit a Request for Accommodation of Disabilities form to the DMV. The form is available on the Nevada DMV website.
You will also need to provide documentation of your disability and how it affects your ability to take the test. The documentation should be from a qualified professional who has experience working with individuals with disabilities.
Once your request is received and reviewed by the DMV, they will contact you to discuss available accommodations and schedule your test.
If you fail the Class A CDL written test in Nevada, you can retake it. However, you will need to wait at least 1 day before retaking the test. Additionally, you will need to pay the testing fee again each time you retake the test.
It's important to note that if you fail the Class A CDL written test 3 times, you will be required to wait at least 30 days before taking the test again. If you fail the test 3 times within a 12-month period, you will be required to wait at least 6 months before taking the test again.
If you are having difficulty passing the written test, it may be helpful to review the CDL manual and take practice tests. The Nevada DMV website has a free CDL practice test that can help you prepare for the written exam.
If you continue to struggle with passing the written exam, it may be beneficial to consider taking a CDL training course or seeking additional help from a professional driving instructor.
It's important to note that if you fail the Class A CDL written test 3 times, you will be required to wait at least 30 days before taking the test again. If you fail the test 3 times within a 12-month period, you will be required to wait at least 6 months before taking the test again.
If you are having difficulty passing the written test, it may be helpful to review the CDL manual and take practice tests. The Nevada DMV website has a free CDL practice test that can help you prepare for the written exam.
If you continue to struggle with passing the written exam, it may be beneficial to consider taking a CDL training course or seeking additional help from a professional driving instructor.
