CDL Combination Vehicles Practice Test Results

Question 1
89% answer correctly
When is the proper time to use the trailer handbrake to straighten out a trailer that`s jackknifing?
Never
When you start to recover from the jackknife
In the middle of the jackknife
As soon as you start to jackknife
Question 2
88% answer correctly
Large combination vehicles that are empty take __________ time to stop than those that are fully loaded.
The same amount of
Less
Half
More
Question 3
85% answer correctly
Why is it important to ensure that the fifth wheel is properly greased?
To ensure good electrical connections
To prevent steering problems
To ensure good hose connections
To ensure a secure connection to the trailer