A bank controller is a person responsible for overseeing the financial operations of a bank. They are responsible for ensuring that the bank complies with all applicable laws and regulations, as well as managing the bank's financial resources. An AILERON is a movable part of an aircraft's wing that is used to control the aircraft's roll. It is typically located near the trailing edge of the wing and is used to increase or decrease the lift on one side of the aircraft, allowing it to roll in the desired direction.