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
22. When it’s difficult to see, such as at dawn or dusk, a driver can increase their vehicle's visibility by:
Explanation
When driving at dawn, at dusk, or in inclement weather, you should use your headlights on their low beam setting to increase your visibility.
23. What should you do when confronted with an aggressive driver?
Explanation
If confronted by an aggressive driver, the most important thing for you to do is get out of their way. Avoid making eye contact, do not challenge them by increasing your speed, and do not let yourself be provoked by any angry gestures they direct toward you.
24. An Anti-Lock Braking System (ABS):
Explanation
Beginning between 1997 and 1999, most commercial vehicles, trailers, and dollies are required to be equipped with ABS.
25. Which of the following is acceptable if found during a pre-trip inspection?
Explanation
When checking the tires as part of a pre-trip inspection, make sure the tires have sufficient tread. There should be at least 4/32 of an inch of tread in every major groove of the front tires, and at least 2/32 of an inch of tread depth on the other tires. Tire sizes should not be mismatched.
26. If the coolant temperature gauge goes above the highest safe temperature, you should:
Explanation
If the coolant temperature gauge goes above the highest safe temperature, you should stop driving as soon as possible and try to figure out what is wrong. There could be an issue in your vehicle that could lead to engine failure and possibly a fire.
27. The emergency brake system uses:
Explanation
In an air brake system, there are three different braking systems: a service brake system, a parking brake system, and an emergency brake system. The emergency brake system uses parts of both the parking and service brake systems.
28. When driving in the winter, which of the following should receive extra attention in a pre-trip inspection?
Explanation
When driving during the winter, it is especially important to make sure the coolant and antifreeze are at safe levels.
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.
