Practice question What is 'Preventive Maintenance'? Regular servicing to prevent future breakdownsRepairing a bus after a breakdownSelling old busesIgnoring minor faults Answer: A — Regular servicing to prevent future breakdowns The correct answer is shown above. Try the full quiz for additional practice. Practice more: TGSRTC TST MST Practice Questions - TGSRTC Traffic Mechanical Supervisor Trainee Exam Exam →