Admin can tracks the detailed information of Shopping Cart, Order, Payment,, Product.Admin can apply different level of filters on report of Shopping, Payment, Product.Admin can search the details of Shopping Cart, Product, Delivery.Admin can also generate reports of Shopping, Shopping Cart, Order, Payment, Product, Delivery.Admin can manage all the details of Shopping Cart, Payment, Delivery.Admin can add, edit, delete and view the records of Shopping, Order, Product, Confirm Order.Admin logins to the system and manage all the functionalities of Online Shopping System.Low level functionalities of Online Shopping System The 2nd Level DFD contains more details of Confirm Order, Delivery, Product, Payment, Order, Shopping Cart, Shopping. First Level DFD (1st Level) of Online Shopping System shows how the system is divided into sub-systems (processes). It may require more functionalities of Shopping System to reach the necessary level of detail about the Shopping System functioning. Second Level Data flow Diagram(2nd Level DFD) of Online Shopping System :ĭFD Level 2 then goes one step deeper into parts of Level 1 of Shopping System. Processing Confirm Order records and generate report of all Confirm Order.Processing Delivery records and generate report of all Delivery.Processing Product records and generate report of all Product.Processing Payment records and generate report of all Payment.Processing Order records and generate report of all Order.Processing Shopping Cart records and generate report of all Shopping Cart.Processing Shopping records and generate report of all Shopping.Main entities and output of First Level DFD (1st Level DFD): You will highlight the main functionalities of Shopping System. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. It also identifies internal data stores of Confirm Order, Delivery, Product, Payment, Order that must be present in order for the Shopping System system to do its job, and shows the flow of data between the various parts of Shopping, Order, Delivery, Confirm Order, Product of the system. Delivery Methods : addDelivery(), editDelivery(), deleteDelivery(), updateDelivery(), saveDelivery(), searchDelivery()įirst Level Data flow Diagram(1st Level DFD) of Online Shopping System :įirst Level DFD (1st Level) of Online Shopping 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 Online Shopping System system as a whole.Product Methods : addProduct(), editProduct(), deleteProduct(), updateProduct(), saveProduct(), searchProduct().Payment Methods : addPayment(), editPayment(), deletePayment(), updatePayment(), savePayment(), searchPayment().Order Methods : addOrder(), editOrder(), deleteOrder(), updateOrder(), saveOrder(), searchOrder().Shopping Cart Methods : addShopping Cart(), editShopping Cart(), deleteShopping Cart(), updateShopping Cart(), saveShopping Cart(), searchShopping Cart().Shopping Methods : addShopping(), editShopping(), deleteShopping(), updateShopping(), saveShopping(), searchShopping().Delivery Attributes : delivery_id, delivery_customer_id, delivery_address, delivery_type, delivery_by, delivery_date, delivery_descriptionĬlasses and their methods of Shopping System Class Diagram:.Product Attributes : product_id, product_customer_id product_items, product_number, product_type, product_description.Payment Attributes : payment_id, payment_customer_id, payment_date, payment_amount, payment_description.Order Attributes : order_id, order_customer_id order_type, order_number, order_description.Shopping Cart Attributes : shopping_cart_id, shopping_cart_name, shopping_cart_type, shopping_cart_dscription.Shopping Attributes : shopping_id, shopping_name, shopping_type, shopping_dscription.Delivery Class : Manage all the operations of DeliveryĬlasses and their attributes of Shopping System Class Diagram:.Product Class : Manage all the operations of Product.Payment Class : Manage all the operations of Payment.Order Class : Manage all the operations of Order.
Shopping Cart Class : Manage all the operations of Shopping Cart.Shopping Class : Manage all the operations of Shopping.Classes of Shopping System Class Diagram: The main classes of the Shopping System are Shopping, Shopping Cart, Order, Payment, Product, Delivery. Shopping System Class Diagram describes the structure of a Shopping System classes, their attributes, operations (or methods), and the relationships among objects.
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