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

What is the service air line controlled by?

2 / 40

The trailer should be lowered so that _____.

3 / 40

You should be extra cautious when___while driving a smooth bore tanker combination.

4 / 40

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

5 / 40

This gauge has a governor cut-off.

6 / 40

Select the true statement in regards to when a bulk tank vehicle stops at an intersection on a slippery surface:

7 / 40

Select the true statement about what the Air Compressor Governor controls:

8 / 40

A bus has a GVWR of 22,000 pounds and seats 24 passengers. What CDL class is this vehicle?

9 / 40

Select the vehicle that off-tracks the most.

10 / 40

Alcohol evaporators in some air brake systems help to:

11 / 40

How do you check the power steering fluid?

12 / 40

The walls that separate compartments inside the tanks and having openings at the top and bottom are called:

13 / 40

Select the definition of "off-tracking."

14 / 40

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

15 / 40

There are 2 reasons as to why hauling liquids take special care. One reason is the ___center of gravity.

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

After deciding the type of evacuation that is necessary, the next step you must take is:

18 / 40

Select the true statement about seeing ahead.

19 / 40

What handling effect should you expect when your tank has baffles?

20 / 40

In what position should the converter dolly air tank drain valves and pintle hook be in?

21 / 40

You should____when an emergency requires you to quickly stop due to a crash.

22 / 40

Select the best description of a baffle tank:

23 / 40

When backing, what is the best method to use to avoid blind spots?

24 / 40

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

25 / 40

The best way to test the low air pressure warning signal is to:

26 / 40

While completing the 2nd component of the air brake check you are required to turn the electrical power on, begin fanning off the air pressure by rapidly relasing and apply the foot brake and _____.

27 / 40

You should_____when the low pressure warning is activated:

28 / 40

Within 3 minutes, this gauge pressure should build to 90 psi from 50 psi.

29 / 40

Drivers placard their vehicle to _____ the risk.

30 / 40

A safe haven is ______.

31 / 40

If you have riders on board, you must never refuel:

32 / 40

To avoid rollover when going through a curve, the best thing to do is:

33 / 40

The safety catch for the fifth wheel locking lever must be ____ for a coupling to be complete.

34 / 40

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

35 / 40

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

36 / 40

The most dangerous time during the school bus ride is:

37 / 40

Off-tracking happens when going around a corner and:

38 / 40

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

39 / 40

Why is it dangerous to unlock the pintle hook with the dolly still under the rear trailer?

40 / 40

You should check your tires every ____ or every ____ when driving in very hot weather.

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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.