- Posted By: freeproject
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Posted By freeproject on April 24, 2017
Online Shoe Store Data flow diagram is often used as a preliminary step to create an overview of the Shoe Store without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Shoe Store process. It contains all of the userflow and their entities such all the flow of Shoe, Shopping Cart, Order, Product, Shipment, Payment, Customer. All of the below diagrams has been used for the visualization of data processing and structured design of the Shoe Store process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Online Shoe Store :
This is the Zero Level DFD of Online Shoe Store, where we have eloborated the high level process of Shoe Store. It’s a basic overview of the whole Online Shoe Store or process being analyzed or modeled. It’s designed to be an at-a-glance view of Shipment,Payment and Customer showing the system as a single high-level process, with its relationship to external entities of Shoe,Shopping Cart and Order. It should be easily understood by a wide audience, including Shoe,Order and Shipment In zero leve DFD of Online Shoe Store, we have described the high level flow of the Shoe Store system.High Level Entities and proccess flow of Online Shoe Store:
- Managing all the Shoe
- Managing all the Shopping Cart
- Managing all the Order
- Managing all the Product
- Managing all the Shipment
- Managing all the Payment
- Managing all the Customer
First Level Data flow Diagram(1st Level DFD) of Online Shoe Store :
First Level DFD (1st Level) of Online Shoe Store 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 Shoe Store system as a whole. It also identifies internal data stores of Customer, Payment, Shipment, Product, Order that must be present in order for the Shoe Store system to do its job, and shows the flow of data between the various parts of Shoe, Order, Payment, Customer, Shipment of the system. DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. You will highlight the main functionalities of Shoe Store.Main entities and output of First Level DFD (1st Level DFD):
- Processing Shoe records and generate report of all Shoe
- Processing Shopping Cart records and generate report of all Shopping Cart
- Processing Order records and generate report of all Order
- Processing Product records and generate report of all Product
- Processing Shipment records and generate report of all Shipment
- Processing Payment records and generate report of all Payment
- Processing Customer records and generate report of all Customer
Second Level Data flow Diagram(2nd Level DFD) of Online Shoe Store :
DFD Level 2 then goes one step deeper into parts of Level 1 of Shoe Store. It may require more functionalities of Shoe Store to reach the necessary level of detail about the Shoe Store functioning. First Level DFD (1st Level) of Online Shoe Store shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Customer, Payment, Shipment, Product, Order, Shopping Cart, Shoe.Low level functionalities of Online Shoe Store
- Admin logins to the system and manage all the functionalities of Online Shoe Store
- Admin can add, edit, delete and view the records of Shoe, Order, Shipment, Customer
- Admin can manage all the details of Shopping Cart, Product, Payment
- Admin can also generate reports of Shoe, Shopping Cart, Order, Product, Shipment, Payment
- Admin can search the details of Shopping Cart, Shipment, Payment
- Admin can apply different level of filters on report of Shoe, Product, Shipment
- Admin can tracks the detailed information of Shopping Cart, Order, Product, , Shipment
