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Practice quizzes / California CDL Doubles and Triples Endorsement Test Practice Questions - California CDL Doubles and Triples Endorsement Test Exam / Question 60968
Practice question

What if locking jaws are around the kingpin head instead of the shank?

  1. The coupling is unsafe and not properly locked
  2. The coupling is stronger
  3. The dolly tank is full
  4. Trailer height is perfect

Answer: A — The coupling is unsafe and not properly locked

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

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