CDL Doubles and Triples Practice Test Results

Question 1
69% answer correctly
Which of the following statements is true?
Many drivers don`t look far enough ahead when driving
All of these are true
At highway speeds you should look ahead one-quarter mile
Good drivers shift their attention from side to side and near to far
Question 2
77% answer correctly
How should the shut off valves be set on a double trailer?
Rear of front trailer open, rear of back trailer closed
Rear of front trailer open, rear of back trailer open
Rear of back trailer open, rear of front trailer closed
Rear of front trailer closed, rear of back trailer closed
Question 3
38% answer correctly
You`re making a visual inspection of a coupling. What do you check?
Trailer height and the air and electric lines
Landing gear, trailer height and the air and electric lines
Lower and upper fifth wheel and the air and electric lines
Lower fifth wheel and trailer height