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The CDL general knowledge test is required to be taken by all CDL applicants. The Connecticut 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 Connecticut 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 CT 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. Which of the following statements about overhead clearance is true?
You should assume the heights posted at bridges and overpasses are correct.
If the road causes your vehicle to tilt, you should drive a little closer to the side of the road.
The weight of a cargo van changes its height.
All of the above.
2. Loads that are over-length, over-width and/or overweight:
may require a police escort.
require special transit permits.
may require special equipment such as “wide load” signs, flags and flashing lights.
All of the above.
3. When you leave your vehicle you should:
leave the key in the ignition.
apply the service brake.
release the parking brake.
None of the above.
4. If you're feeling tired while driving you should:
stop driving and get some rest.
drink coffee.
increase your speed to get to your destination quicker.
eat something.
5. To test your parking brake, do the following:
Speed up to 15 mph, then set the parking brake.
Speed up to 5 mph, then set the parking brake.
Set the parking brake while going downhill.
Set the parking brake, and gently pull against it in a low gear.
6. When should you downshift automatic transmissions?
When going up steep grades
When you use the brake pedal during normal driving
When going down grades
When going around curves
7. When the road is very slippery, you should:
stop at the first safe place.
use the parking brake instead of the service brake.
downshift to stop.
apply the brakes often to keep the linings dry.
8. The steering wheel should:
be held firmly with both hands.
be held firmly with the left hand.
be held with one hand at a time.
be held firmly with the right hand.
9. You should schedule trips for:
the middle of the night.
the middle of the day.
any time that fits your schedule.
the hours you are normally awake.
10. When backing, you should:
only use mirror on the driver's side.
back quickly.
use the mirrors on both sides.
back and turn toward the right side whenever possible.
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CT CDL Practice Test

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