problem: Let consider the given problem statement:

A Police Vehicle and Control System ensure that the incidents are logged and routed to the most suitable police vehicle. Some of the incidents are more serious than the others and need a more urgent response. The classes of response are recognized and incidents are permitted to these classes. The position of the vehicle is as well taken into account in such a way that the closest vehicle is sent to respond to the incident. Some of the incidents might need more than one vehicle and some incidents, such as accidents, might need specialized vehicles. Location of incident might as well decide the number of vehicles to be sent. The emergency services like the fire and ambulance services are automatically alerted. Details of the reporter of the incident are as well logged. At the end, the report of the police on the incident is generated.

a) Sketch the Data Flow Diagram?

b) Map the Data Flow Diagram to the Structure Charts.