kentucky
CDL Practice Test

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Welcome to the site for practicing questions on the Kentucky CDL test. The site is free and you are able to take the practice test as many times as you need to. Questions are from the KY CDL Manual and cover items such as Air Brakes, Double/Triple Trailers, Hazardous Materials, and School Busses. You will be presented with 40 questions and you must answer 34 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

When must a driver’s inspection report be completed?

2 / 40

What is a supply pressure gauge used for?

3 / 40

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

4 / 40

Is this statement true or false: You do not need to use the parking brake if are leaving your vehicle for a short amount of time.

5 / 40

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

6 / 40

You must control how far packages labeled "Radioactive II" or "Radioactive III" are located from people and cargo space walls by referring to:

7 / 40

Animals and human foodstuffs should not be loaded in the same vehicle with?

8 / 40

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

9 / 40

Should your air compressor stop working:

10 / 40

Surge affects the handling of a tanker by:

11 / 40

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

12 / 40

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

13 / 40

Select the first action to do when the low air pressure warning comes on:

14 / 40

The most important hand signal you should agree on with a helper is:

15 / 40

You should expect____when backing a tractor under a trailer.

16 / 40

Select the purpose of fanning air brakes:

17 / 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:

18 / 40

To transport cargo safely, which of these are you NOT responsible for?

19 / 40

Unless you_____you will feel the effects of a liquid surge.

20 / 40

What do you check when doing a visual inspection of the coupling?

21 / 40

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

22 / 40

If you are drowsy, you should _____ before you drive.

23 / 40

A placard is required for a combustible liquid at?

24 / 40

Which of the following statements about loading and unloading cargo tanks is false?

25 / 40

With the controlled braking method, you _____?

26 / 40

What does the amount of liquid you can carry depend on?

27 / 40

Select the true statement in regards to an application pressure gauge:

28 / 40

Which of the following statements about "Radioactive" labels is true?

29 / 40

How can you determine if your vehicle is equipped with ABS?

30 / 40

What is the standee line?

31 / 40

What can side to side surge cause?

32 / 40

The front trailer supports should be____before driving away.

33 / 40

A safe haven is:

34 / 40

Select how brakes work on long, steep downgrades:

35 / 40

An emergency escape ramp should be used _____.

36 / 40

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

37 / 40

Select the true statement about convex ("spot") mirrors.

38 / 40

How should the pintle hook be when backing a dolly under the second trailer?

39 / 40

You are required to have a tank endorsement when transporting:

40 / 40

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

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CDL Category Practice Tests

CDL Practice Test

How To Get A kentucky Commercial Drivers License

All applicants must possess a valid Kentucky Class D driver’s license and meet all the below requirements to be eligible for their CDL. Applicants who are age 18 may apply for their CDL license. These drivers are restricted to in-state driving, may not operate school buses, or haul hazardous materials. Applicants must be 21 years of age or older to drive out-of-state and receive their School Bus and/or Hazardous Materials Endorsement(s). All drivers applying for their commercial driver’s license must provide the Division of Driver Licensing with a valid DOT medical card.

Drivers who fall into the below categories are disqualified from receiving their CDL:

  • Having more than one driver’s license.
  • Current license is suspended or revoked.
  • Being convicted of driving under the influence of alcohol within 24 months of submitting an application.
  • Being convicted of two or more serious moving violations within a 36 month period.

All CDL applicants are required to complete both knowledge tests as well as a practical skills test.

Endorsements
T – Double/ Triples
P – Passenger
N – Tank
H – Hazardous Materials
S- School Bus

Hit the Open Road

kentucky CDL License Test Tips

General knowledge tests for Class B and C driver applicants are comprised of 50 questions. Those applying for a Class A CDL are required to complete the initial 50 questions as well as 20 additional questions about combinations. Each endorsement requires the applicant to complete a separate knowledge assessment. Endorsements for Doubles/Triples, School Bus, Tank, and Passenger Transport are comprised of 20 questions. The Hazardous Materials Endorsement requires a 30 question test. Lastly, the removal of the Air Brake Restriction is comprised of 25 questions. All assessments must be passed with a score of 80 percent or better.

All applicants will need to take a skills test that assesses their ability to operate their intended vehicle. Once applicants receive their Kentucky CDL permit after completing the knowledge assessment(s), they may apply for the skills test 14 days later. The skills test is comprised of three different parts that will all be assessed in one testing session. These areas include the pre-trip inspection, basic control skills, and driving test. All applicants must successfully show their skills in all three of these areas to be considered eligible for their CDL.

Additional Information

Information on the Kentucky Division of Driver Licensing

The Kentucky State Police regulates CDL requirements in Kentucky. To get more information contact them via:

Website: http://kentuckystatepolice.org/drivers-testing/

Phone:  502.782.1800

 

Additional Kentucky CDL Helpful Links

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