dfd diagram for online food ordering system



Data flow diagram for food ordering system

A data flow diagram is a graphical view of how data is processed in a system in terms of input and output.
The Data flow diagram (DFD) contains some symbol for drawing the data flow diagram.

Data flow diagram symbol

 Symbol Description
dfd symbol Data Flow – Data flow are pipelines through the packets of information flow.
 dfd process Process : A Process or task performed by the system.
 dfd entry symbol Entity : Entity are object of the system. A source or destination data of a system.
 dfd source symbol Data Store : A place where data to be stored.

Context level DFD for Online food system

data flow diagram
dfd for online food ordering system in asp.net project

1st level DFD for User

dfd
dfd for online food ordering system in asp.net project

2nd level DFD for user (3.0)

dfd diagram
dfd for online food ordering system in asp.net project

Admin side DFD for online food system

dfd diagram
dfd diagram for online food ordering system in asp.net project

 

3 thoughts on “dfd diagram for online food ordering system

Leave a Reply

Your email address will not be published. Required fields are marked *