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The CDL general knowledge test is required to be taken by all CDL applicants. The New York CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the New York CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual NY general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. When driving on long and/or steep downgrades, to select an appropriate safe speed you should consider:
the road conditions.
the length of the grade.
the total weight of the vehicle and cargo.
All of the above.
2. In a dual air brake system, if one air system is very low on pressure:
the effect won't be noticeable for the first 50 miles.
you should pump the brakes to restore pressure.
you should drive and brake as you always have.
either the front or rear brakes will not be operating fully.
3. Fully loaded trucks require greater stopping distances than empty vehicles. True or False?
True, but only on wet surfaces.
True, but only if the truck was built after 1998.
4. Drivers must notify their employer within 30 days of conviction for any traffic violation except:
reckless driving.
alcohol-related violations.
5. If you are driving a 30 foot vehicle at 35 mph, you should leave at least _______ between your vehicle and the vehicle in front of you.
3 seconds
1 seconds
4 seconds
2 seconds
6. When driving in heavy traffic, the safest speed is:
the speed of other vehicles, up to the posted limit.
the posted speed limit.
5 mph below the posted speed limit.
slower than the speed of the traffic.
7. When switching gears, if you remain too long in Neutral:
the brakes won't work.
the vehicle will speed up.
you may have difficulty putting the vehicle into the next gear.
the ABS won't work.
8. Which of the following is NOT one of the four basic skills required to operate a commercial motor vehicle?
First-aid certification
Backing safely
9. When you take a break in the middle of your trip, you should check:
missing exhaust pipes.
heater, defroster and windshield wiper blades.
gauges for signs of trouble.
tires, brakes, lights and cargo securement devices.
10. In order to protect yourself and others, you must be aware that children may do something hazardous because:
they don't have a driving license.
they tend to like trucks.
they are often found in school zones.
they tend to act quickly without checking traffic.
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NY CDL Practice Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
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