Reference no: EM1352849
A newly-designed electronic gas pump requires a control program. Using the traditional approach, develop a system flowchart and structure chart, as well as pseudo-code to control the high-level operation. The gas pump has the following typical features:
LCD display of price and gallons pumped.
Selection buttons for fuel octane rating (and price).
LCD dot-matrix display for system messages.
Keypad and credit-card scanner.
Thermal printer for receipts.
Question 2
Repeat the system development for the gas pump using the object-oriented approach. Develop a system sequence diagram, any required interaction or collaboration diagrams, as well as a first-cut design class diagram.
Question 3
The gas-pump service technician has a laptop with software designed to query and control the electronic gas pump over a communication link. Develop a series of dialogs that the attendant may encounter when troubleshooting the pump.
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: The gas-pump service technician has a laptop with software designed to query and control the electronic gas pump over a communication link. Develop a series of dialogs that the attendant may encounter when troubleshooting the pump.
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