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Practice quizzes / TX CDL Doubles and Triples Practice Questions - Texas CDL Doubles and Triples Endorsement Test Exam / Question 189641
Practice question

What coupling mistake can lead to trailer separation?

  1. A cargo paperwork shortcut
  2. An action not supported by DPS Section 7
  3. Failing to visually verify locked fifth-wheel jaws
  4. A passenger endorsement only

Answer: C — Failing to visually verify locked fifth-wheel jaws

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

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