Good for ALL States
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CDL Test  |
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Our website is intended to help you to prepare to take the CDL Knowledge (written) Tests
in as little time as possible. By using our practice tests,
you will learn all of the major points in terms of CDL knowledge that
you will have to know in order to get score 80% or higher on your test at DMV.
In just a few hours of practice on our website, you will be able to pass the CDL test with a passing score.
We guarantee that you will pass your written test at the DMV your very first time!
| Our Practice Tests are applicable for ALL States. |
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Our Training Program contains about 500 questions which were created after deep analysis of all existing questions in all of the states.
We provide for you only the questions that you need to know to pass the test. We have eliminated the unnecessary ones to save your time.
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CDL Practice Tests
| Basic Tests |
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| Endorsements |
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| Pre-Trip Inspections |
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CDLStudy.com offers flexibility
We understand the difficulties that many students face. You have a job, a family, a life and very little time to study.
On our site, you can take the CDL test from anywhere - at home, office or dining room, using a desktop or laptop computer, tablet or smartphone.
CDLStudy.com lets you learn while living your life.
CDL License
To get a CDL license, you must pass a knowledge (written) test and a skills (road) test to ensure
that you have the minimum knowledge and skill required to drive a commercial motor vehicle.
You will have to pass one or more knowledge tests, depending on the class of license
and the endorsements that you need. Each test will be scored separately.
The passing score is 80% for all commercial knowledge tests.
The written test can only be taken at the Department of Motor Vehicles.
CDL License Requirements
CDL Class A (Tractor-Trailer)
- General Knowledge
- Air Brakes
- Combination Vehicles
- Hazardous Materials (to haul placarded hazardous material or waste)
- Tank Vehicles (to haul liquids in a tank vehicle)
- Double/Triple (to pull double or triple trailers)
CDL Class B (Straight Truck, Bus & School Bus)
- General Knowledge
- Air Brakes
- Transporting Passengers (to drive Bus or drive School Bus)
- Transporting Passengers and School Bus (to drive School Bus)
- Hazardous Materials (to haul placarded hazardous material or waste)
- Tank Vehicles (to haul liquids in a tank vehicle)
CDL Class C
- General Knowledge
- Transporting Passengers (to transport passengers)
- Hazardous Materials (to haul placarded hazardous material or waste)
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| CLASS |
DESCRIPTION |
| A |
Any combination of vehicles with a GCWR of 26,001 or more pounds provided the GVWR of the vehicle(s) being towed is in excess
of 10,000 pounds. (Holders of a Class A License may, with appropriate endorsements, operate vehicles is any lesser class.
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| B |
Any single vehicle with a GVWR of 26,001 or more pounds, or any such vehicle towing a vehicle not in excess of 10,000 pounds GVWR.
(Holders of a Class B License may, with appropriate endorsements, operate vehicles in any lesser class.
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| C |
Vehicles transporting hazardous materials in placarded quantities in a vehicle having a GVWR of less than 26,000 pounds, and may
pull a trailer having a GVWR of less than 10,000 pounds; or a vehicle designed to transport 16 or more passengers including the driver.
(Holders of a Class C License may operate all vehicles within Class D.) |
ENDORSEMENTS
In addition to taking and passing the knowledge and skills tests required for a particular class of vehicle, all persons who operate the type of
motor vehicles described below shall take and pass specialized tests to obtain each endorsement. The state shall issue endorsements only to drivers
who successfully complete the tests.
| CLASS |
DESCRIPTION |
TEST REQUIRED |
SKILL TEST |
| T |
Combination Vehicles with double or triple trailers. |
Doubles/Triples |
NO |
| N |
Any vehicle intended for hauling liquids in bulk. |
Tank Vehicle |
NO |
| P |
Any vehicle designed to transport 16 or more passengers including driver. |
Passenger Transport |
YES |
| H |
Any vehicle used to transport hazardous materials. |
Hazardous Materials |
NO |
| X |
Tank vehicles used to transport placarded amounts of hazardous materials. |
Tank and Hazardous Materials |
NO |
| S |
School bus. |
School Bus |
YES |
| Z, Y & W |
Motorcycle endorsements. Ask for information at field office on requirements. |
Written Knowledge Test |
YES |
RESTRICTIONS
The following are some of the restrictions which may be attached to a Commercial Driver's License:
| RESTRICTION |
DESCRIPTION |
| B |
Corrective lenses must be worn while driving. |
| K |
Driver limited to driving a commercial vehicle in intrastate commerce only. |
| L |
Driver limited to driving commercial vehicles which do not have air brakes. (This restriction removed by passing Air Brake
Knowledge Test and full Skills Test) |
| E |
Limited to CMV with automatic transmissions. (This restriction removed by passing a full Skills Test) |
| S |
Limited to government plated vehicles. |
| T |
Limited to buses only. |
| O |
Not tractor-trailer (This restriction removed by passing full Skills Test
in a tractor trailer) |
| Y |
Yearly Renewal. |
| M |
Except Class A Bus. |
| N |
Execpt Class A & B. |
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