- Posted By: namita
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Posted By namita on July 10, 2017
Shop Management System Data flow diagram is often used as a preliminary step to create an overview of the Shop without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Shop process. It contains all of the userflow and their entities such all the flow of Products, Sales, Payments, Discounts, Stock, Inventory, Login. All of the below diagrams has been used for the visualization of data processing and structured design of the Shop process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Shop Management System :
This is the Zero Level DFD of Shop Management System, where we have eloborated the high level process of Shop. It’s a basic overview of the whole Shop Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Stock,Inventory and Login showing the system as a single high-level process, with its relationship to external entities of Products,Sales and Payments. It should be easily understood by a wide audience, including Products,Payments and Stock In zero leve DFD of Shop Management System, we have described the high level flow of the Shop system.High Level Entities and proccess flow of Shop Management System:
- Managing all the Products
- Managing all the Sales
- Managing all the Payments
- Managing all the Discounts
- Managing all the Stock
- Managing all the Inventory
- Managing all the Login
First Level Data flow Diagram(1st Level DFD) of Shop Management System :
First Level DFD (1st Level) of Shop 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 Shop Management System system as a whole. It also identifies internal data stores of Login, Inventory, Stock, Discounts, Payments that must be present in order for the Shop system to do its job, and shows the flow of data between the various parts of Products, Payments, Inventory, Login, Stock 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 Shop.Main entities and output of First Level DFD (1st Level DFD):
- Processing Products records and generate report of all Products
- Processing Sales records and generate report of all Sales
- Processing Payments records and generate report of all Payments
- Processing Discounts records and generate report of all Discounts
- Processing Stock records and generate report of all Stock
- Processing Inventory records and generate report of all Inventory
- Processing Login records and generate report of all Login
Second Level Data flow Diagram(2nd Level DFD) of Shop Management System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Shop. It may require more functionalities of Shop to reach the necessary level of detail about the Shop functioning. First Level DFD (1st Level) of Shop Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Login, Inventory, Stock, Discounts, Payments, Sales, Products.Low level functionalities of Shop Management System
- Admin logins to the system and manage all the functionalities of Shop Management System
- Admin can add, edit, delete and view the records of Products, Payments, Stock, Login
- Admin can manage all the details of Sales, Discounts, Inventory
- Admin can also generate reports of Products, Sales, Payments, Discounts, Stock, Inventory
- Admin can search the details of Sales, Stock, Inventory
- Admin can apply different level of filters on report of Products, Discounts, Stock
- Admin can tracks the detailed information of Sales, Payments, Discounts, , Stock
