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Delaware CDL Practice 10

Practice 10 for CDL Exam learners in Delaware: 25 questions, explained answers, and a review routine.

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These questions are for study practice only and are not official exam questions.

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Question 1

1

What is the proper general sequence when uncoupling a trailer from a tractor?

Question 2

2

Why should a driver chock the trailer wheels or ensure the trailer brakes are applied before uncoupling?

Question 3

3

What is the correct use of the trailer hand valve (trolley valve) during normal driving?

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