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CDL Doubles and Triples Endorsement T Practice Test -3

Need to Pass your CDL Doubles & Triples Endorsement Test! Then start here with FREE Practice Tests for Commercial Drivers. Our practice tests are designed to help you learn the material in the CDL Handbook, Each question is multiple choice and will provide instant feedback.
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CDL Doubles/Triples “T” Endorsement Practice Test

Become a safe, responsible commercial driver and put your career into overdrive with our FREE online doubles and triples endorsement practice test! To earn your “T” endorsement, you’ll need to know all of the ins and outs of hauling multiple trailers, including safe coupling procedures, executing wide-angled turns, and more. Our free online practice test is specific to these topics and includes the most up-to-date questions and answers straight from the CDL manual and the FMCSA laws and guidelines.

This free “T” endorsement practice test includes 25 multiple-choice questions that replicate the format of your DMV’s CDL endorsement exam. Real-time feedback tells you exactly whether you’re on the right track, with detailed summaries included with each answer. Should you miss any questions, an end-of-test review offers a comprehensive look at the topics that need more studying. Taking this practice test multiple times as you study gives you an excellent gauge of how you’re progressing with your CDL endorsement prep and whether you’re retaining information that you previously missed. Our online doubles and triples endorsement test was designed for maximum learning efficiency, so you can spend less time studying and more time kickstarting your new career as a CDL driver.

CDL Doubles/Triples “T” Endorsement Practice Test FAQs:

Why do I need a CDL doubles and triples endorsement?

You need a doubles and triples “T” endorsement to drive a semi-truck with two or three trailers attached to a single tractor.

How do I get a “T” endorsement on my commercial driver’s license?

To get a “T” endorsement on your CDL, you’ll need to pass both the written general CDL knowledge test and a second knowledge test for the “T” endorsement. In addition to the written exams, you must also pass a behind-the-wheel road test and pre-trip inspection to demonstrate that you know how to safely operate a vehicle hauling double or triple trailers.

Is the doubles and triples endorsement test the same as the CDL test?

The doubles and triples endorsement test is a separate exam from the general CDL knowledge test.  You will need to pass both exams to earn your commercial driver permit, followed by your full CDL.

[permit_quiz:state:entity:title] [permit_quiz:state:entity:field_agency_shortname] Sample Test Questions

As you are inspecting doubles, ensure the shut off valves at the rear of the trailer are ________.
  • Open at the rear of the front trailer, open at the rear of the last trailer.
  • Open at the rear of the front trailer, closed at the rear of the last trailer.
  • Closed at the rear of the front trailer, closed at the rear of the last trailer.
  • None of the listed answers.
At what psi will the tractor protection valve close?
  • 80-95 psi.
  • 60-85 psi.
  • 100-125 psi.
  • 50-75 psi.
  • 20 to 45 psi.
During the pre-trip vehicle inspection of the skills test, you will _________.
  • On your ability to control your vehicle.
  • On your ability to drive safely in a variety of traffic situations.
  • Be tested to see if you know when your vehicle is safe to drive.
  • None of the listed answers.
How can a shipper warn drivers and carriers of the material's hazards?
  • Putting warning labels on packages.
  • Providing proper shipping papers.
  • Using placards.
  • All of the listed answers.
In order to obtain a CDL you will be required to pass a pre-trip vehicle inspection test. To pass this part of the test, the examiner will expect you to _____.
  • Explain to the examiner what parts of your vehicle you should inspect before each trip and why.
  • Park your school bus.
  • Demonstrate how to drive badly.
  • Answer why you want a commercial driver's license.