CDL Combination Vehicles Practice Test Results

Question 1
84% answer correctly
You`re cranking up the front trailer supports after coupling a trailer. Which of the following is the proper final support and handle configuration?
3/4 raised with the crank handle secured
Fully raised with the crank handle secured
Fully raised with the crank handle removed
3/4 raised with the crank handle removed
Question 2
94% answer correctly
To avoid rollovers:
Drive slowly on on-ramps and off-ramps
Avoid quick lane changes
Drive slowly around corners
All of these are correct
Question 3
86% answer correctly
Which of the following is a good reason to not use the trailer hand valve while driving?
It can make the trailer skid
It can cause you to come to a sudden stop
It can cause the trailers to become decoupled
It can cause the trailer bakes to fail