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

Before transporting a sealed load, you must check:

2 / 40

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

3 / 40

Check that the parking brake will hold by____when the parking brake is engaged and the trailer brakes released if not a combination vehicle.

4 / 40

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

5 / 40

What is most likely to occur when the front wheels begin to skid?

6 / 40

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

7 / 40

Select the factors that can cause your brakes to fade or fail:

8 / 40

Why should you use chocks when parking a trailer without spring brakes?

9 / 40

You must keep shipping papers describing hazardous materials ______.

10 / 40

These tires should have a minimum tread depth of 4/32 inches.

11 / 40

Select the true statement about converter dollies:

12 / 40

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

13 / 40

When you discharge an unruly passenger, you must choose a place that is:

14 / 40

You should never brake and should rely only steering inputs to avoid a crash while driving a tanker truck.

15 / 40

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

16 / 40

Select the true statement in regards to stopping distance and speed:

17 / 40

Spring brakes are usually held back by_____during normal driving.

18 / 40

Play of the steering wheel should not exceed:

19 / 40

______is a device that connects the service and emergency air lines between the tractor and trailer.

20 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

21 / 40

Charter drivers should not:

22 / 40

Air tanks need to be drained:

23 / 40

Which of these is a good rule for backing a straight bus?

24 / 40

What should you check for when inspecting a converter dolly?

25 / 40

Which signals may be used to warn of a stopped vehicle that contains explosives?

26 / 40

Is it important to look into the back of the fifth wheel to see if the lockpin is locked in?

27 / 40

Why is understanding the loading and unloading procedures so critical?

28 / 40

Front wheel brakes are good under what kind of conditions?

29 / 40

It has just reached freezing. Which of the following areas is slippery?

30 / 40

If you do become sleepy while driving, you should _____.

31 / 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:

32 / 40

On tandem axle for trailers, the sliding mechanism and locking device is:

33 / 40

To inspect the______you should pump the pedal 3 times and hold it down for 5 seconds while making sure the pedal doesn't move during those 5 seconds.

34 / 40

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

35 / 40

Which of the following statements is FALSE:

36 / 40

A safe haven is:

37 / 40

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

38 / 40

You should activate hazard lights within approximately how many feet before railroad crossing?

39 / 40

Bus drivers must have a commercial driver license if they drive a vehicle designed to seat more than:

40 / 40

Which trailer is more likely to roll over when pulling 3 trailers?

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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.