- Posted By: freeproject
- Comments: 0
Posted By freeproject on April 14, 2017
Canteen Management System Data flow diagram is often used as a preliminary step to create an overview of the Canteen without going into great detail, which can later be elaborated.it normally consists of overall application dataflow and processes of the Canteen process. It contains all of the userflow and their entities such all the flow of Food, Item, Category, Customer, Canteen Employee, Canteen Record, Sales. All of the below diagrams has been used for the visualization of data processing and structured design of the Canteen process and working flow.
Zero Level Data flow Diagram(0 Level DFD) of Canteen Management System :
This is the Zero Level DFD of Canteen Management System, where we have eloborated the high level process of Canteen. It’s a basic overview of the whole Canteen Management System or process being analyzed or modeled. It’s designed to be an at-a-glance view of Canteen Employee,Canteen Record and Sales showing the system as a single high-level process, with its relationship to external entities of Food,Item and Category. It should be easily understood by a wide audience, including Food,Category and Canteen Employee In zero leve DFD of Canteen Management System, we have described the high level flow of the Canteen system.High Level Entities and proccess flow of Canteen Management System:
- Managing all the Food
- Managing all the Item
- Managing all the Category
- Managing all the Customer
- Managing all the Canteen Employee
- Managing all the Canteen Record
- Managing all the Sales
First Level Data flow Diagram(1st Level DFD) of Canteen Management System :
First Level DFD (1st Level) of Canteen 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 Canteen Management System system as a whole. It also identifies internal data stores of Sales, Canteen Record, Canteen Employee, Customer, Category that must be present in order for the Canteen system to do its job, and shows the flow of data between the various parts of Food, Category, Canteen Record, Sales, Canteen Employee 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 Canteen.Main entities and output of First Level DFD (1st Level DFD):
- Processing Food records and generate report of all Food
- Processing Item records and generate report of all Item
- Processing Category records and generate report of all Category
- Processing Customer records and generate report of all Customer
- Processing Canteen Employee records and generate report of all Canteen Employee
- Processing Canteen Record records and generate report of all Canteen Record
- Processing Sales records and generate report of all Sales
Second Level Data flow Diagram(2nd Level DFD) of Canteen Management System :
DFD Level 2 then goes one step deeper into parts of Level 1 of Canteen. It may require more functionalities of Canteen to reach the necessary level of detail about the Canteen functioning. First Level DFD (1st Level) of Canteen Management System shows how the system is divided into sub-systems (processes). The 2nd Level DFD contains more details of Sales, Canteen Record, Canteen Employee, Customer, Category, Item, Food.Low level functionalities of Canteen Management System
- Admin logins to the system and manage all the functionalities of Canteen Management System
- Admin can add, edit, delete and view the records of Food, Category, Canteen Employee, Sales
- Admin can manage all the details of Item, Customer, Canteen Record
- Admin can also generate reports of Food, Item, Category, Customer, Canteen Employee, Canteen Record
- Admin can search the details of Item, Canteen Employee, Canteen Record
- Admin can apply different level of filters on report of Food, Customer, Canteen Employee
- Admin can tracks the detailed information of Item, Category, Customer, , Canteen Employee
