CDL Combination Vehicles Practice Test Results

Question 1
91% answer correctly
When backing up under a trailer you should line the tractor up:
Diagonally to the left so you can see the connection area in the driver side mirror
Diagonally to the left so you can see the connection area in the passenger side mirror
Directly in front of the trailer
The right side wheels of the tractor with the left side wheels of the trailer
Question 2
96% answer correctly
To reduce the risk of rollover when driving a combination vehicle:
Keep the cargo as far away from the ground as possible
Concentrate the cargo at the front and back of the rig
Concentrate the cargo to one side of the rig
Keep the cargo as close to the ground as possible
Question 3
85% answer correctly
Why is it important to ensure that the fifth wheel is properly greased?
To ensure good hose connections
To prevent steering problems
To ensure a secure connection to the trailer
To ensure good electrical connections