connecticut
CDL Practice Test

1

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

School buses are one of the safest means of transportation. What two key factors contribute to this impressive safety record?

2 / 40

Select the true statement in regards to brake drums:

3 / 40

Select the load of the trailer that will require the shorter distance to stop.

4 / 40

Which of the following materials would be an acceptable floor liner for moving Division 1.1 or 1.2 materials?

5 / 40

Select the best description of a baffle tank:

6 / 40

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

7 / 40

To test the security of the tractor semi trailer connection you should:

8 / 40

You should place the starter switch key into your pocket while you are performing the pre-trip inspection because:

9 / 40

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

10 / 40

What is the main difference between a portable tank and a cargo tank?

11 / 40

Two causes of tire fires are ______.

12 / 40

Your vehicle is going down a long hill and your brakes begin to fail. What should you do?

13 / 40

What should you hook up before backing a tractor to a trailer for coupling?

14 / 40

What is the correct number of red reflective triangles that you should carry?

15 / 40

When you have a major leak in the service line and put on the brake, the service air pressure will escape and cause the:

16 / 40

A minimum tread depth of 2/32 inch is required for:

17 / 40

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

18 / 40

Select the true statement in regards to converter dollies:

19 / 40

What does the air compressor governor control?

20 / 40

You should check that the _____are secure, caps are on tight, and is not leaking.

21 / 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?

22 / 40

_____ create a little above 90 degree angle between the adjuster arm and push rod when the brakes are released and no less than 90 degrees when the brakes are applied.

23 / 40

Select the answer that is not a part of the braking process when driving a tractor-trailer combination vehicle that has ABS:

24 / 40

How should the hand valve be used?

25 / 40

When would a drive-wheel skid result in a jackknife when pulling doubles?

26 / 40

When stopped on a divided highway where should your reflectors be placed?

27 / 40

What handling effect will baffles have?

28 / 40

In safe driving, what does communicating mean?

29 / 40

How should the shut off valves at the rear of the trailer be when inspecting doubles?

30 / 40

What product is typically carried in a liquid tank trailer without baffles?

31 / 40

What is the normal operating range for a truck's oil pressure?

32 / 40

Select the true statement about tractor protection valve:

33 / 40

What are spring brakes?

34 / 40

How do you determine if slack adjusters need to be adjusted?

35 / 40

The average person requires how many hours of sleep per 24 hour period?

36 / 40

The system that needs to be checked for signs of leaks with rust or carbon soot and damage is the _____.

37 / 40

To prevent a roll over a driver can 1) keep the cargo as low to the ground as possible and 2) _____.

38 / 40

When there is a hazardous materials emergency. You should:

39 / 40

The interlock system for the brake and accelerator on a transit coach may be used:

40 / 40

Select the true statement in regards to your brake function when your ABS fails

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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.