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Practice quizzes / TX CDL Doubles and Triples Practice Questions - Texas CDL Doubles and Triples Endorsement Test Exam / Question 189660
Practice question

What brake check is critical after coupling doubles?

  1. A passenger endorsement only
  2. A cargo paperwork shortcut
  3. An action not supported by DPS Section 7
  4. Confirm rear trailer brakes receive air and respond

Answer: D — Confirm rear trailer brakes receive air and respond

The correct answer is shown above. Try the full quiz for additional practice.

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