connecticut
CDL Practice Test

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This site is available to practice and prepare to take the Connecticut CDL test. These tests are free and you are able to take tests as many times as you would like as you prepare to go to the DMV to take the CT CDL knowledge test. You will be presented with 40 questions and you must answer 32 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Test" button below to begin. 

1 / 40

How often should you check the tires if your placarded trailer has dual tires?

2 / 40

Select the definition for outage:

3 / 40

When inspecting the ______you are making sure that the lines and hoses are not chafed, cut, pinched, or dragged against tractor parts.

4 / 40

Select how you would check the truck's slack adjusters.

5 / 40

What is a technical name?

6 / 40

Your rig should be parked on__to uncouple double trailers.

7 / 40

Overhead inside mirror is used to:

8 / 40

The method used to make sure the spring brakes will come on automatically is to:

9 / 40

How do you know when your brakes are fading?

10 / 40

Forward and back surge is powerful in this type of tanker.

11 / 40

Which of the following types of emergency equipment must you have on your bus?

12 / 40

A commercial motor vehicle (CMV) is defined as:

13 / 40

In the event of a tire failure you should...

14 / 40

The basic description of a hazardous material includes the hazard class, the identification number, and the proper shipping name. Which one must appear first on the shipping paper?

15 / 40

The two other places where the hazardous identification number must appear are:

16 / 40

On a bus, you may sometimes haul small-arms ammunition, emergency shipments of drugs, or hospital supplies. The total weight of all such hazardous materials must not be greater than:

17 / 40

Anti-lock brakes:

18 / 40

How much space should there be between the lower and upper fifth wheel?

19 / 40

Before backing under the trailer after connecting the air lines you should:

20 / 40

What kind of surge can occur in a tank with baffles?

21 / 40

Of the following hazardous material classes, which is the most dangerous?

22 / 40

This object should be clean with no obstructions, illegal stickers or damage to the glass.

23 / 40

Always try to back toward the driver's side because

24 / 40

What keeps air in the tanks should the air compressor develop a leak?

25 / 40

This object should not have any missing parts, be fully raised, the crank handle is secured, and that there is no damage to the frame.

26 / 40

What kind of surge occurs with baffles?

27 / 40

Select the factor that has no effect on how much liquid you can carry:

28 / 40

There should be ___space between the upper and lower fifth wheel after coupling.

29 / 40

How do you test the trailer service brakes?

30 / 40

What are the three types of emergency equipment that you must have with your vehicle?

31 / 40

How far away are you required to park from a bridge, tunnel, or building if you are carrying Division 1.2 or 1.3 materials?

32 / 40

Some hazardous materials may not be loaded together with other hazardous materials. The prohibited combinations are listed in the:

33 / 40

Why does it take special skills to haul a tank vehicle?

34 / 40

Select the part that is not a part of the drum brake:

35 / 40

How do you check the air flow to the last trailer?

36 / 40

To test the tractor-trailer connection for security, you should:

37 / 40

Select the true statement about speed and stopping distance.

38 / 40

Why is the proper adjustment and use of all mirrors so vital to the safe operation of the school bus?

39 / 40

Operating a motor vehicle with the intent of doing harm to others or physically assaulting a driver or their vehicle is known as?

40 / 40

Select the true statement in regards to the liquid inside of a bulk tank causing a tank truck to roll sideways.

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CDL Category Practice Tests

CDL Practice Test

How To Get A connecticut Commercial Drivers License

Those looking to obtain a Connecticut CDL must have a valid operator’s license and the following requirements below. Applicants between the ages of 18 and 21 can apply for an intrastate CDL license. Only those who are 21 years of age or older may apply for an interstate CDL as well as Hazmat, Doubles/Triples, Passenger, and School Bus Endorsements. All CDL applicants must have a medical examiner’s certificate, or DOT physical card, to be eligible for a CDL. In addition, all applicants must complete a self-certification form which describes the types of vehicles that the applicant intends to drive with their commercial driver’s license.

Any applicants who have the following are disqualified from receiving their commercial driver’s license.

  • If you are subject from receiving CDL driving privileges in another state.
  • If you have an impaired driving conviction in a commercial vehicle in the past 24 months.
  • If your license is currently suspended, revoked, denied, or canceled.
  • If you have more than one driver’s license.

CDL applicants are required to complete at least one knowledge assessment and a skills test to ensure their proficient understanding and knowledge of the commercial driving laws in the state of Connecticut.

Endorsements
T – Double or Triple Trailers
P – Passenger / Transport
N – Liquid Bulk / Tank Cargo
H – Hazardous Materials
X – Hazardous Material and Tank Combined
S – School Bus
V – Student Transportation Vehicle
A – Activity Vehicle
F – Taxi, Service Bus, Livery, Motor Bus, Motor Coach

Hit the Open Road

connecticut CDL License Test Tips

All applicants are required to complete written knowledge tests to obtain their CDL. Those looking for a Class A CDL will need to complete a 70-question test. Those looking for Class B and C CDLs will need to complete a 50-question general knowledge test. Those seeking endorsements and removal of the Air Brake Restriction will be responsible for taking a knowledge test for each endorsement or removal sought. These tests range between 20 and 30 questions. All tests must be passed with a score of 80 percent or greater.All applicants must complete a skills test in accordance with the federal regulations. Each skills test is comprised of a pre-trip inspection, driving assessment, and basic control skills. All three parts must be passed in order for the applicant to receive their commercial driver’s license. Those seeking endorsements must take the skills test in the vehicle type their intended endorsement is for.

Additional Information

Information on the Connecticut Department of Motor Vehicles

The State of Connecticut Department of Motor Vehicles regulates the CDL requirements and testing in Connecticut. To get more information contact them via:

Website:  https://portal.ct.gov/DMV/Licenses/Licenses/Commercial-Drivers/CDL---Main-Menu

Phone:  860.263.5700

 

Additional Connecticut CDL Helpful Links

Please use the links below to access more valuable Connecticut CDL testing resources and to learn more about practice driving tests for the state of Connecticut.