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

What does the service brake system do?

2 / 40

Why should you not use the trailer hand brake to straighten out a jack knifing trailer?

3 / 40

Shifting into a lower gear and removing your foot off of the accelerator to slow your vehicle is known as?

4 / 40

You need to be extra careful when driving smooth bore tanks:

5 / 40

Which of the following is the most important reason for doing a pre-trip inspection?

6 / 40

What action should you take before driving while drowsy?

7 / 40

What do you do first during step 3 of starting the engine and inspecting the inside of the cab?

8 / 40

How should the hand valve be used?

9 / 40

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

10 / 40

The bus driver must accept responsibility for supervising and controlling students while on the bus route. Who is the person in charge?

11 / 40

Spring brakes are usually held back by_____during normal driving.

12 / 40

Where are shut off valves located on trailers that are doubles or triples?

13 / 40

The most dangerous time during the school bus ride is:

14 / 40

At 55 miles-per-hour it takes about 6 seconds to stop a fully loaded truck and the braking distance is:

15 / 40

The crack-the-whip effect is more likely to cause the front trailer to tip over.

16 / 40

Which of the following is something the driver must watch for:

17 / 40

When conducting a pre-trip inspection, the most important item to verify is _____.

18 / 40

In the event of an accident you should remember to do the following EXCEPT:

19 / 40

A trailer is at the right height to have the tractor backed up to it when:

20 / 40

Why is the proper adjustment and use of all mirrors so vital to the safe operation of the school bus?

21 / 40

What are the three types of emergency equipment that you must have with your vehicle?

22 / 40

Liquid surge affects the handling of a tanker by:

23 / 40

Select which is not a mandatory emergency equipment:

24 / 40

Rods, connecting links, and arms from the steering box to the wheel are a part of the:

25 / 40

Which of the following statements about downshifting is NOT true?

26 / 40

Before transporting a sealed load, you must check:

27 / 40

Select the situation in which you should use the hand valve to park a combination vehicle.

28 / 40

Select the answer that is controlled by the foot brake.

29 / 40

How many different hazard classes are there?

30 / 40

If you are required to stop at railroad crossings, you must:

31 / 40

To decide which placards you need, if any, what three things do you need to know?

32 / 40

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

33 / 40

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

34 / 40

A tractor should not be backed under a trailer until the whole air system is:

35 / 40

If your bus has an emergency exit door, it must:

36 / 40

With the engine cut off and the brakes released the air loss in a straight truck or bus should not be more than:

37 / 40

What position should the heaviest trailer be in when pulling 3 trailers?

38 / 40

The minimum tread depth for steering axle tires is:

39 / 40

You should back up slowly until____when coupling the trailer.

40 / 40

When would a drive-wheel skid result in a jackknife when pulling doubles?

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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.