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