CDL Air Brakes Practice Test Results

Question 1
82% answer correctly
Air brake systems consist of which three components?
Duty, parking and emergency brakes
Service, parking and emergency brakes
Standard, parking and emergency brakes
Parking and emergency brakes
Question 2
46% answer correctly
How can you test the low pressure warning signal?
Put on the parking brake and continuously pump the brakes
Push the low pressure warning signal test button
Release the parking brake and continuously pump the brakes
Kink the service line
Question 3
59% answer correctly
Maximum leakage rates are more than __________ psi in __________ minutearray(s).
2, 2
3, 2
3, 1
2, 1