CDL Combination Vehicles Practice Test Results

Question 1
87% answer correctly
You`re pulling triples and turn suddenly. Which trailer is most likely to turn over?
Middle
Front
Rear
All are equally likely to turn over
Question 2
53% answer correctly
When hooking up a tractor to a trailer, the trailer is at the proper height when:
The kingpin is just below the middle of the tractor fifth wheel
The trailer dolly wheels are just barely off the ground when fully extended
The coupling surface of the trailer is just below the middle of the tractor fifth wheel
The coupling surface of the trailer is just above the middle of the tractor fifth wheel
Question 3
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 secured
3/4 raised with the crank handle removed
Fully raised with the crank handle removed
3/4 raised with the crank handle secured