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

Which of the following is the most important reason for doing a pre-trip inspection?

2 / 40

This object should be free of shiny treads, rust, free of cracks and distortions.

3 / 40

How do you test your service brakes?

4 / 40

In Column 1 the symbol "I" means:

5 / 40

The floor liner for explosives may not:

6 / 40

How do you test the trailer service brakes?

7 / 40

At what "cut out" level does the governor stop pumping air?

8 / 40

What can side to side surge cause?

9 / 40

A safe haven is:

10 / 40

Your bus starts to lean toward the outside on a banked curve, you are:

11 / 40

Check to ensure that____when inspecting the coupling.

12 / 40

How many different hazard classes are there?

13 / 40

Select the definition of "off-tracking."

14 / 40

Select the statement that is true in regards to managing space to the sides.

15 / 40

How do you hook a combination to a second trailer without spring brakes and without using wheel chocks?

16 / 40

At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is:

17 / 40

Two causes of tire fires are ______.

18 / 40

Select which vehicles are required to have a low air pressure warning signal:

19 / 40

Select the true statement about empty trucks:

20 / 40

Which of the following types of cargo can never be carrier on a bus with riders?

21 / 40

How often should air tanks be drained?

22 / 40

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

23 / 40

If you are already carrying 100 pounds of silver cyanide, what precautions must you take if you are given papers at a dock to carry 100 cartons of battery acid?

24 / 40

When does your vehicle's single brake system need an adjustment?

25 / 40

What is a common cause of tire fires?

26 / 40

You may use DANGEROUS placards instead of separate placards for each Table 2 hazard class when:

27 / 40

Your engine runs a pump when you are delivering compressed gas. Should you turn off your engine before or after you unhook the hoses after finishing that delivery?

28 / 40

Which of the following hazard classes utilizes a transport index in order to determine how much of it can be loaded on a single vehicle for transport?

29 / 40

Which of the following is a reason that shippers package material?

30 / 40

How should you inspect a converter dolly?

31 / 40

Students exit the bus and walk:

32 / 40

Why should you not use the trailer hand brake to straighten out a jack knifing trailer?

33 / 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:

34 / 40

What is the brake system that applies and releases the brakes when the brake pedal is used?

35 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

36 / 40

By law, the warning lights must only be used when approaching a:

37 / 40

In what location must you keep your shipping papers which describe any hazardous materials?

38 / 40

When should you drain air tanks that do not have an automatic tank drain?

39 / 40

Where can you find a shipper’s certification?

40 / 40

You should back up slowly until____when coupling the trailer.

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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.