6 Steps to Create a DFD for Online Shopping System

Explore online shopping systems with Data Flow Diagrams. Understand data exchanges and enhance efficiency in e-commerce processes.


Explore the Online Shopping Data Flow Diagram—an illuminating guide to the mechanics of digital retail. This visual guide simplifies the complex processes behind e-commerce platforms. In this article, we have listed step-by-step instructions on how you can easily craft a data flow diagram for online shopping system.

Gain a comprehensive understanding of how your favorite online stores operate, offering you insights into the inner workings of the digital shopping realm.

Contents of the article
  1. What is Online Shopping System DFD?
  2. Basic Data Flow Diagram Symbols
  3. Levels of DFD Online Shopping System
  4. Create a DFD For Online Shopping Using EdrawMax
  5. Conclusion

What is Online Shopping System DFD?

The Online Shopping System Data Flow Diagram (DFD) is like a picture that shows how information moves in online stores. It tells us about things like how we choose products, pay for them, and how orders get processed. It's made of simple pictures and arrows to make it easy to understand. By creating a context diagram for online shopping system, it helps us see and study how online shopping works, making it simpler for everyone.

Basic Data Flow Diagram Symbols

Before we explore the details of creating dfd diagram for online shopping, let's first understand the key symbols used in a Data Flow Diagram for online shopping system:

  1. Data Flow: A Data Flow in a diagram is like a pathway that shows how information moves from one place to another. It could be when you choose a product online and it goes into your shopping cart.
  2. Process: The Process symbol represents an action or task. In an online shopping diagram, it could be something like when you pay for the items in your cart. It shows what happens to the information.
  3. Entity: An Entity is something like a group or a person. In an online shopping diagram, it might represent you as a customer. It shows who is involved in the process.
  4. Data Store: A Data Store is like a storage place where information is kept. In online shopping, this could be where details about products or your order are saved. It's like a virtual shelf where things are kept until they're needed.

Levels of DFD Online Shopping System

Before we explore the intricacies of each level, it's important to understand that Data Flow Diagrams (DFDs) are like blueprints, showing how information moves through an online shopping system.


  • DFD Level 0 Online Shopping System
dfd level 0 for online shopping system

The dfd level 0 for online shopping offers an overall view of how online shopping works, highlighting essential components like customers, admin, and websites.


  • Level 1 DFD for Online Shopping System
level 1 dfd for online shopping

Level 1 DFD heads deeper, providing detailed insights into processes like product selection, order processing modules, and payment, giving a closer look at each step.


  • Level 2 DFD for Online Shopping System
level 2 dfd for online shopping

Level 2 DFD takes a finer approach, offering highly specific details, such as the step-by-step breakdown of the payment process, and checking user credentials, allowing for a meticulous understanding.

Create a DFD For Online Shopping Using EdrawMax

Wondershare EdrawMax streamlines DFD creation for online shopping systems through its user-friendly interface and ready-to-use templates. With drag-and-drop simplicity, it enables easy placement of DFD symbols and connecting lines. The software's intuitive features guide users in mapping out data flows, processes, entities, and data stores effortlessly.

Additionally, EdrawMax offers customization options, allowing for personalized DFD designs without technical hurdles. This tool minimizes complexity, making DFD creation accessible to a wide range of users.

Here are the steps to use EdrawMax to create a dfd diagram for online shopping system:

Step 1: Begin by launching the EdrawMax software on your computer. This powerful tool provides an intuitive platform for creating Data Flow Diagrams (DFDs).

Step 2: Click on the "New" button within the EdrawMax interface to initiate a new project. Select “Flowchart”. From the list of available options, opt for "Data Flow Diagram" to kickstart your DFD creation process. This choice sets the stage for building a visual representation of the online shopping system's data flow.

wondershare edrawmax user interface

Step 3: Alternatively, you can even explore the diverse range of templates offered by EdrawMax. To do so, switch to the “Templates” section from the left menu pane, and search for “Online Shopping System”. Select one that aligns with the complexity and structure of your specific online shopping system. Hit on the “Use Immediately” button.

wondershare edrawmax search for templates

Step 4: You will now be re-directed to EdrawMax’s canvas. On the left-hand panel of EdrawMax, locate essential DFD symbols like processes, data flows, entities, and data stores. Simply click and drag them onto the canvas area, positioning them according to their role in the system.

wondershare edrawmax dfd for online shopping

Step 5: Take a moment to review the DFD you've created. Ensure all elements are accurately connected and labeled. Make any necessary adjustments or refinements to enhance clarity and accuracy.

Step 6: Click on the "File" menu and select "Save" to preserve your work. Choose a suitable file format for your DFD, ensuring it's easily accessible for future reference or sharing with team members and stakeholders. 

wondershare edrawmax export and send dfd

Advantages of Using Wondershare EdrawMax for Creating DFD:

Wondershare EdrawMax streamlines DFD creation, offering an intuitive interface and a wealth of templates. Its drag-and-drop functionality makes placing DFD symbols effortless, saving time and ensuring clarity.

The software also allows extensive customization, tailoring DFDs to project needs. With these features, EdrawMax stands as a powerful tool for creating precise and effective Data Flow Diagrams.


The Data Flow Diagram (DFD) is crucial for understanding online shopping. It shows how information moves between customers, websites, and databases. Using simple symbols helps designers, developers, and stakeholders to easily craft a data flow diagram for online shopping system.

Wondershare EdrawMax makes creating DFDs easy for everyone. It's a valuable tool for making online shopping systems work efficiently.

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Zac Jenkins
Zac Jenkins Apr 03, 24
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