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

You are checking the_______when looking at the dipstick to see if the lubrication is at the safe operating range or above the refill line.

2 / 40

Select the two things that are important in preventing a rollover:

3 / 40

When this item is missing or loose, movement may occur between the fifth wheel assembly and the frame.

4 / 40

In the event of an accident you should remember to do the following EXCEPT:

5 / 40

The air leakage rate for combination vehicles should not be more than _ psi a minute.

6 / 40

Class A explosives must not be transported in a combination vehicle if the vehicle includes:

7 / 40

The Emergency Response Guide, ERG, can best be explained as _____.

8 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?

9 / 40

A driver of a tanker should use an escape ramp when _____.

10 / 40

Do empty trucks have the best braking?

11 / 40

To be sure that air is supplied to the second trailer:

12 / 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?

13 / 40

You should_____when the low pressure warning is activated:

14 / 40

For emergency braking to avoid a crash when driving a double trailer you should:

15 / 40

You need to raise the landing gear just to the height of where it clears the pavement before driving.

16 / 40

A portable tank differs from a cargo tank in that ______.

17 / 40

Another term for a smooth bore tank is:

18 / 40

Select the true statement about handling triples and doubles:

19 / 40

Which of the following statements is FALSE?

20 / 40

What is the first thing to do if your vehicle catches fire while driving?

21 / 40

When inspecting your bus, you must make sure that:

22 / 40

The longest crack that brake or disc drums can have is:

23 / 40

Select the true statement about dual air brake systems:

24 / 40

Which of the following must drivers have in their possession while transporting class A or B explosives?

25 / 40

Which of the following statements about bus evacuation is true?

26 / 40

Which of the following is NOT an important reason to look far ahead when you are driving?

27 / 40

When a substance in the materials table is written in italics it means :

28 / 40

You should follow the posted speed limits for curves and be aware of:

29 / 40

Which of the following statements about the bus interior is false?

30 / 40

Your bus is disabled. With riders aboard, the bus may be towed or pushed to a safe place only:

31 / 40

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

32 / 40

This should be cleaned and then adjusted properly while inside the cab.

33 / 40

Select whether the following statement is true or false: Front wheel brakes are good to use in all conditions.

34 / 40

Which trailer is most likely to tip over due to the crack the whip effect?

35 / 40

The CDL manual indicates the last step on picking up students at the bus stop is as follows:

36 / 40

After coupling with a trailer, what position should the front trailer supports be in before driving away?

37 / 40

You should make sure the_____before backing under a trailer.

38 / 40

Start by___when coupling.

39 / 40

The _____of the kingpin has the locking jaw close around it.

40 / 40

At around____the governor allows the air compressor to start pumping again:

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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.