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Data Flow Diagram
An information system is represented by a data flow diagram as a collection of interconnected operations.
In comparison to a context diagram, a data flow diagram provides significantly more information.
Finding the primary source of data is the fundamental goal of a DFD. Anything might be the source of this.
It then determines its path through several processes and where it is headed.
It also labels all of the information the system has produced. The video down below explains how to create a DFD.
To further understand the concept of the Data Flow Diagram please watch the video version
Data Flow Diagram
Data Flow Diagram
The diagram depicted below explains the data process in the current system of the beauty therapy.
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