CDL Air Brakes Practice Test Results

Question 1
82% answer correctly
Air brake systems consist of which three components?
Standard, parking and emergency brakes
Duty, parking and emergency brakes
Service, parking and emergency brakes
Parking and emergency brakes
Question 2
76% answer correctly
In what type of climate would an alcohol evaporator be useful?
In a warm climate
In a tropical climate
In a cold climate
In all climates
Question 3
66% answer correctly
In vehicles equipped with air brakes, parking brakes are:
Spring brakes
Rotor brakes
Disc brakes
Air brakes