texas
CDL Practice Test

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As you prepare to obtain your CDL in Texas, you can use this site as a guide for practicing common test questions. Rules and regulations covered on these practice tests for a CDL are based on questions from the Texas TxDPS CDL manual. You can take these practice tests as often as you like on your computer or mobile device, and all the tests on this site are 100% free. 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

Who is responsible for certifying on the bills of lading that the hazardous materials are prepared properly?

2 / 40

What should you do if you start a trailer skid?

3 / 40

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

4 / 40

At what pressure is the safety valve in the air compressor tank set to open?

5 / 40

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

6 / 40

Why should you cover cargo?

7 / 40

What does outage mean?

8 / 40

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

9 / 40

Select the statement that tells you how you can check the low pressure warning signal.

10 / 40

Select when you should use the hand valve to park a combination vehicle.

11 / 40

Most states require school bus drivers to take a physical examination:

12 / 40

Which of the following is NOT a basic step to be taken at a crash scene?

13 / 40

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

14 / 40

If there is not a sight glass to check the oil level you are required to look for leaks around the _____.

15 / 40

When driving in very hot temperatures, you should:

16 / 40

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

17 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 Dangerous When Wet material?

18 / 40

Unless you_____you will feel the effects of a liquid surge.

19 / 40

You may use DANGEROUS placards instead of separate placards for each Table 2 hazard class when:

20 / 40

A commercial motor vehicle (CMV) is defined as:

21 / 40

An example of a low pressure warning signal for air brakes is:

22 / 40

As the driver of a bus, how can you best avoid hindering other traffic on the highway?

23 / 40

Be careful to check the_____when unloading the smaller tanks of bulk heads.

24 / 40

This object is required to be checked for damage, that it's secure, and strong enough to handle any cargo.

25 / 40

Select the action that is not appropriate when driving on slippery roads:

26 / 40

What action should you take before driving while drowsy?

27 / 40

What action should you take if there is no phone available and you discover your hazardous materials shipment leaking at a rest stop?

28 / 40

Cargo tanks are:

29 / 40

This gauge will indicate if the generator or alternator is charging:

30 / 40

Select the true statement in regards to as why you should make sure the fifth wheel plate is greased as recommended:

31 / 40

Alcohol evaporators in some air brake systems help to:

32 / 40

What should you hook up before backing a tractor to a trailer for coupling?

33 / 40

A placarded vehicle must carry what type of fire extinguisher?

34 / 40

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

35 / 40

Select the two reasons as to why special care is needed when driving a tank vehicle:

36 / 40

Why do air brakes take longer to stop than hydraulic brakes?

37 / 40

This object should not move more than an inch by pulled by hand with the brakes released for manual slack adjusters.

38 / 40

What should you check for when inspecting a converter dolly?

39 / 40

Which of the following statements about bus evacuation is true?

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 texas Commercial Drivers License

To be eligible for a CDL in Texas, applicants must meet the following age eligibility requirements.

  • Be at least 18 years old to operate a commercial vehicle intrastate (within Texas only).
  • Be at least 21 years old to operate a commercial vehicle interstate (outside of Texas).

Texas CDL applicants must be medically certified that they are fit enough to operate a commercial vehicle and pass a vision test. Applicants are required to submit the following documents.

  • (Form CDL-4) Interstate Driver Certification
  • (Form CDL-5) Intrastate Driver Certification
  • (Form CDL-10) Certificate of Physical Exemption 49 CFR Part 391/390

Some applicants may be required to submit a Medical Examiner’s Certificate. Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Texas. Applicants can be disqualified for having multiple licenses.

Texas CDL Endorsements

  • H – Hazmat Vehicles
  • N – Tank Vehicles
  • P – Passenger Vehicles
  • S – School Bus
  • T – Double or Triple Trailer
  • X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

texas CDL License Test Tips

All Texas CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the Texas CDL test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees.  The Texas skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military veterans and current military members can apply to have the skills exam waived if they meet the requirements. To qualify for a waiver, applicants must be currently enlisted in the military and:

  • Possess a valid Texas driver’s license.
  • Have at least 2 years of military truck driving experience. The military vehicle must be similar to the commercial motor vehicle.
  • Have been honorably discharged from the military within the past 12 months.
  • Submit (Form CDL-ST WVR) Application for Military Skills Test Waiver signed by your commanding officer.

Additional Information

Information on the Texas Department of Public Safety

The Texas Department of Public Safety administers CDL license requirements in Texas. To get more information contact them via:

Website: http://www.dps.texas.gov/DriverLicense/CommercialLicense.htm

Phone: 512.424.2000

 

Additional Texas CDL Helpful Links

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