Admin can also generate reports of Fuels, Sales, Stock, Tankers, Meter Readings, Inventory.Admin can manage all the details of Sales, Tankers, Inventory.Admin can add, edit, delete and view the records of Fuels, Stock, Meter Readings, Login.Admin logins to the system and manage all the functionalities of Petrol Pump Management System.Low level functionalities of Petrol Pump Management System The 2nd Level DFD contains more details of Login, Inventory, Meter Readings, Tankers, Stock, Sales, Fuels. First Level DFD (1st Level) of Petrol Pump Management System shows how the system is divided into sub-systems (processes). It may require more functionalities of Petrol Pump to reach the necessary level of detail about the Petrol Pump functioning. Second Level Data flow Diagram(2nd Level DFD) of Petrol Pump Management System :ĭFD Level 2 then goes one step deeper into parts of Level 1 of Petrol Pump. Processing Login records and generate report of all Login.Processing Inventory records and generate report of all Inventory.Processing Meter Readings records and generate report of all Meter Readings.Processing Tankers records and generate report of all Tankers.Processing Stock records and generate report of all Stock.Processing Sales records and generate report of all Sales.Processing Fuels records and generate report of all Fuels.Main entities and output of First Level DFD (1st Level DFD): You will highlight the main functionalities of Petrol Pump. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. It also identifies internal data stores of Login, Inventory, Meter Readings, Tankers, Stock that must be present in order for the Petrol Pump system to do its job, and shows the flow of data between the various parts of Fuels, Stock, Inventory, Login, Meter Readings of the system. Inventory Methods : addInventory(), editInventory(), deleteInventory(), updateInventory(), saveInventory(), searchInventory()Ĭlass Diagram of Petrol Pump Management System :įirst Level Data flow Diagram(1st Level DFD) of Petrol Pump Management System :įirst Level DFD (1st Level) of Petrol Pump Management System shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the Petrol Pump Management System system as a whole.Meter Readings Methods : addMeter Readings(), editMeter Readings(), deleteMeter Readings(), updateMeter Readings(), saveMeter Readings(), searchMeter Readings().
Tankers Methods : addTankers(), editTankers(), deleteTankers(), updateTankers(), saveTankers(), searchTankers().Stocks Methods : addStocks(), editStocks(), deleteStocks(), updateStocks(), saveStocks(), searchStocks().Sales Methods : addSales(), editSales(), deleteSales(), updateSales(), saveSales(), searchSales().Fule Methods : addFule(), editFule(), deleteFule(), updateFule(), saveFule(), searchFule().Inventory Attributes : inventory_id, inventory_items, inventory_number, inventory_type, inventory_descriptionĬlasses and their methods of Petrol Pump Management System Class Diagram:.Meter Readings Attributes : reading_id, reading_name, reading_type, reading_description.Tankers Attributes : tanker_id, tanker_fuel_id, tanker_name, tanker_type, tanker_description.Stocks Attributes : stock_id, stock_items, stock_number, stock_type, stock_description.Sales Attributes : sales_id, sales_customer_id, sales_amount, sales_type, sales_description.Fule Attributes : fule_id, fule_name, fule_type, fule_description.Inventory Class : Manage all the operations of InventoryĬlasses and their attributes of Petrol Pump Management System Class Diagram:.Meter Readings Class : Manage all the operations of Meter Readings.Tankers Class : Manage all the operations of Tankers.Stocks Class : Manage all the operations of Stocks.Sales Class : Manage all the operations of Sales.Fule Class : Manage all the operations of Fule.Classes of Petrol Pump Management System Class Diagram: The main classes of the Petrol Pump Management System are Fule, Sales, Stocks, Tankers, Meter Readings, Inventory. Petrol Pump Management System Class Diagram describes the structure of a Petrol Pump Management System classes, their attributes, operations (or methods), and the relationships among objects.
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