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 is the reason that placards are used?

2 / 40

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

3 / 40

Make sure____when the front trailer supports are up and the trailer is sitting on the tractor.

4 / 40

Which of the following statements about the bus interior is false?

5 / 40

Air pressure loss in a vehicle with a fully charged air system should be less than_______after the initial drop and brake applied.

6 / 40

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

7 / 40

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

8 / 40

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

9 / 40

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

10 / 40

Vehicle handling can become unsafe if the weight is not properly balanced. Hard steering can be caused by:

11 / 40

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

12 / 40

Select the vehicle that off-tracks the most.

13 / 40

Select the correct description for a bulkhead tank.

14 / 40

A safe haven is:

15 / 40

Select the true statement in regards to the center of gravity for tanks:

16 / 40

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

17 / 40

What is NOT one of the four skill areas that operating a commercial vehicle requires?

18 / 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.

19 / 40

What is the first thing to do if your vehicle catches fire while driving?

20 / 40

How should the hand valve be used?

21 / 40

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

22 / 40

Select the true statement in regards to brake drums:

23 / 40

When should you not use the parking brakes?

24 / 40

Overhead inside mirror is used to:

25 / 40

What is always required before loading, driving, or unloading a tanker?

26 / 40

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

27 / 40

How many different hazard classes are there?

28 / 40

Select the statement that is not part of the air-brake system:

29 / 40

Where is compressed air stored?

30 / 40

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

31 / 40

If you are stopped on an incline, how can you start moving without rolling back?

32 / 40

Select the true statement in regards to your brake function when your ABS fails

33 / 40

What do yo need to do before supplying air to the air tanks of the second trailer?

34 / 40

What is the purpose of a driver placarding his or her vehicle?

35 / 40

To test the tractor-trailer connection for security, you should:

36 / 40

When driving with multiple trailers, which one should be right behind the tractor?

37 / 40

Which of these statements about signaling is correct?

38 / 40

Which of the following about the front tires on a commercial bus is true?

39 / 40

Select which is not a mandatory emergency equipment:

40 / 40

Why does it take special skills to haul a tank vehicle?

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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.