louisiana
CDL Practice Test

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Below are test questions for the Louisiana CDL test. The site is free and you are able to take the practice test as many times as you need to. Questions in these practice tests cover questions from the Louisiana CDL manual and the Louisiana CDL study guide. The Louisiana CDL test contains 50 questions, of which candidates must answer 40 questions correctly to pass. 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 Quiz" button below to begin. 

1 / 40

Should your air compressor stop working:

2 / 40

You should check____when loading the small tanks of a cargo tank with bulkheads.

3 / 40

"Outages" is the word to describe the amount of space required for liquids to expand in as they warm.

4 / 40

Spring brakes are usually held back by_____during normal driving.

5 / 40

Select the true statement:

6 / 40

What is the correct number of red reflective triangles that you should carry?

7 / 40

What is the movement of the liquid called when the tanks are partially filled?

8 / 40

An "A/W" the first column of the hazardous materials table means:

9 / 40

What handling effect will baffles have?

10 / 40

Take extra caution when driving smooth bore tanks during:

11 / 40

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

12 / 40

Which of the following is a clue another driver is impaired:

13 / 40

What is the best way to see the sides and rear of your vehicle?

14 / 40

If you are traveling at 55 mph in a 30-foot vehicle, you should leave how many seconds of following distance?

15 / 40

A driver of a tank vehicle should take curves, off ramps, and on ramps at a speed lower than the posted speed limit.

16 / 40

Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform if the cylinders are:

17 / 40

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

18 / 40

Before pulling away, make sure the landing gear of the trailer is:

19 / 40

What are some of the important parts in the steering system?

20 / 40

How often should you check your cargo?

21 / 40

When you have a major leak in the service line and you apply pressure to the brakes, the service air pressure will escape and:

22 / 40

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

23 / 40

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

24 / 40

Which of the following is NOT a part of the steering system?

25 / 40

What are the 3 methods for securing a second trailer before coupling?

26 / 40

This gauge has a governor cut-off.

27 / 40

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

28 / 40

Why is understanding the loading and unloading procedures so critical?

29 / 40

How do you determine if slack adjusters need to be adjusted?

30 / 40

You should check the_____when loading small tanks equipped with bulkheads.

31 / 40

What is a passive railway crossing?

32 / 40

The main reason you should pull the dolly out from under a trailer before disconnecting it from the trailer in front is:

33 / 40

Select the statement of what you should not do if you are required to drive through flowing water or deep puddles.

34 / 40

While driving at night, which lights should you use as often as you can?

35 / 40

Select the vehicle that off-tracks the most.

36 / 40

Before transporting a sealed load, you must check:

37 / 40

Off-tracking happens when going around a corner and:

38 / 40

What are the dividers that are inside tankers that have an opening at the bottom and top?

39 / 40

Select the false statement about suspension:

40 / 40

Which of the following statements about overhead space is true?

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CDL Category Practice Tests

CDL Practice Test

How To Get A louisiana Commercial Drivers License

Applicants looking to obtain their CDL for interstate driving and any Hazardous Materials Endorsement must be 21 years of age or older. Those who are 18 years of age, but under the age of 21 may apply for an intrastate CDL. These individuals are not able to operate doubles, triples, loaded buses, or HazMat vehicles. All applicants must have a completed Form DPSMV2219 from their medical examiner to apply for their CDL.

There are certain situations in which an individual will automatically be disqualified from receiving their CDL. These are listed below.

  • Having CDL privileges in another state disqualified.
  • Being convicted of driving impaired in a commercial vehicles 24 months prior to the application.
  • Having more than one driver’s license.
  • Having a denied, canceled, revoked, or suspended driver’s license.

All commercial driver’s license applicants must pass a practical skills CDL test and one or more knowledge tests.

Endorsements
T – Double/Triple Trailers
P – Passenger
N – Tank Vehicles
H – Hazardous Materials
X – Combination Tank Vehicles and Hazardous Materials
M – Motorcycle
S – School Bus

Hit the Open Road

louisiana CDL License Test Tips

Each applicant will be required to successfully pass one or more knowledge tests in order to move onto the practical skills test to receive their CDL. A passing score must be received for each test taken and is considered at 80 percent or higher. General knowledge tests are 50 to 70 questions in length and are required when applying for any Louisiana Class CDL. Those looking to have endorsements on their CDL will need to pass one additional knowledge test per endorsement.

Each applicant, regardless of Class, is required to pass a three-part practical skills test. This includes a pre-trip vehicle inspection, basic control skills, and an on-road driving test. This test ensures that the applicant is able to inspect a vehicle for safety, operate the vehicle, and can handle the vehicle with different road situations.

Additional Information

Information on the Louisiana Office of Motor Vehicles (OMV)

The Louisiana Office of Motor Vehicles Public Safety Services regulates CDL requirements in Louisiana. To get more information contact them via:

Website: http://dpsweb.dps.louisiana.gov/

Phone:  888.214.5367

 

Additional Louisiana CDL Helpful Links

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