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

The interlock system for the brake and accelerator on a transit coach may be used:

2 / 40

Which of the following statements about bus evacuation is true?

3 / 40

You should look into the back of the fifth wheel on a dolly to see if it is locked onto the kingpin.

4 / 40

Select the purpose of fanning air brakes:

5 / 40

If there is no traffic light or attendant, how far from the draw of a drawbridge must you stop?

6 / 40

A driver of a tanker should use an escape ramp when _____.

7 / 40

Why should you know the outage?

8 / 40

How do you hook a combination to a second trailer without spring brakes and without using wheel chocks?

9 / 40

Which of the following is NOT an appropriate reason to flash your braking lights?

10 / 40

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

11 / 40

If your engine runs a pump used during delivery of compressed gas, should you turn off the engine before or after unhooking hoses after delivery?

12 / 40

Select the portion of the combination vehicle that is most likely to turn over suddenly when pulling a double trailer:

13 / 40

What type fire extinguisher is required in the power unit of a placarded vehicle?

14 / 40

There must be a hazardous materials identification number on the ______ and on the ______.

15 / 40

When driving on a clear night with the vehicle lights on, your speed should be such that you can stop within _____.

16 / 40

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

17 / 40

How often should air tanks be drained?

18 / 40

A placarded vehicle must carry what type of fire extinguisher?

19 / 40

The cause of almost half of all truck driver deaths are:

20 / 40

Which of the following is NOT an important reason to look far ahead when you are driving?

21 / 40

Select the step that comes first:

22 / 40

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

23 / 40

For any flatbed load you must have at least ____ tie downs.

24 / 40

Overhead inside mirror is used to:

25 / 40

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

26 / 40

Of the following hazardous material classes, which is the most dangerous?

27 / 40

When does your vehicle's single brake system need an adjustment?

28 / 40

Select the accurate statement in regards to rolling up the landing gear to complete the coupling process.

29 / 40

The floor liner for explosives may not:

30 / 40

The transport index of a radioactive material:

31 / 40

What might happen if a trailer is too high when you try to couple?

32 / 40

What is most likely to occur when driving a tanker truck and the front wheels begin to skid?

33 / 40

What does the drain valve for air tanks remove?

34 / 40

Which of these statements about speed management and braking is true?

35 / 40

You should expect____when backing a tractor under a trailer.

36 / 40

If hazardous material is spilling from your vehicle, do not move your vehicle:

37 / 40

A placard is required for a combustible liquid at?

38 / 40

You should_____to uncouple the converter dolly.

39 / 40

When does stab braking occur?

40 / 40

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

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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.