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The name of your DFD appears in the top left corner of the screen. Add an external entity that starts the process In the left column of the screen, you’ll notice a lot of shapes and symbols.
We’ve already created the four symbols you’ll need to make a DFD. Scroll through the list of symbols until you get to the bottom and see the heading Data Flow. (Note: Mouse over each shape to see what they represent: process, data stores, data flow, and external entities).
Click on the shape you want to add and it will automatically be created. Name the data flow Add a name to describe the data flow by double-clicking on the arrow line.
An option to type text will appear, type the data flow name. Customize the DFD with colors and fonts Once you have the basic design of your diagram, you can add colors to symbols, change fonts, and adjust arrows.
When you add a collaborator by sending a link to the DFD via email, you can work on the data flow diagram simultaneously and use the chat feature (the yellow quote icon in the top right corner of the screen) to have discussions.
There you have it, the easiest way to make a data flow diagram online.
To get started, you’ll need to create a context diagram (also called Level 0), which represents the entire system.
Think of this as the bird’s eye view that just about anyone—engineers, clients, and executives—can look at to understand how a process works.
Choose how you’d like to share the DFD and enter the appropriate information.We have symbols for Yourdon and Coad, Yourdon and De Marco, and Gane and Sarson methods.Click and hold External Entity and drag it onto the workspace.It’s a visual representation of how data flows through a system, so you can clearly see where the data comes from, where it goes, and how it gets stored.Learn how you can make a DFD with Lucidchart in just 10 steps.