Exam day , the examiner will ask the candidates several oral questions before driving.
Please remember to study the answers and key points thoroughly.
Q: What is the "Exhaust Brake System"?
A: This is a supplementary engine brake system which controls the flow of the exhaust gases to reduce vehicle's speed by retarding revolution of the engine.
Q: What should you do when you need to drive down a slope, especially a long one? Please point out the location of the Exhaust Brake System (if equipped) in this vehicle and how do you activate it?
A: First decelerate, engage the Exhaust Brake System (applicable to those vehicles equipped with this function), and engage low gear to ensure maximum safety (candidate shall point out the location and demonstrate how to activate the system).
Q: What would you do if the air brake warning device is activated when you are driving?
A: Pull up the vehicle at a safe place as soon as possible and check against the braking system until the situation is rectified; otherwise, the vehicle must not be moved off again.
Q: Unless a permit is granted, what is the maximum width and height of a goods vehicle together with its?
A: Driver shall not drive on a road a goods vehicle with a total width in excess of 2.5 m or a height in excess of 4.6 m without a permit.
Q: What should a driver of a medium/heavy goods vehicle do to ensure the condition of the mudguards on the vehicle?
A: As part of daily walk-round check, a driver of a medium/heavy goods vehicle should ensure that mud or water thrown up by the rotation of the wheels can be caught by the mudguards.
Q: What should a driver of a medium/heavy goods vehicle do to ensure the safety of a vehicle in loading?
A :The load should be evenly distributed throughout the vehicle so that it would not affect the control of the vehicle. Any load must be carried within the weight and height of the vehicle so that it would not endanger other road users. It must be securely stowed within the size and weight limits for the vehicle.
The load should also be securely stowed so that it would not move or fall from the vehicle when cornering or braking.
