--- title: "What is mean by Data flow diagram?" description: "What is mean by Data flow diagram?" author: "Sanjay Goenka" published: 2022-04-06 canonical: https://answers.mindstick.com/qa/96758/what-is-mean-by-data-flow-diagram category: "troubleshooting" tags: ["troubleshooting", "software", "software engineering"] reading_time: 1 minute --- # What is mean by Data flow diagram? What is [mean](https://yourviews.mindstick.com/view/80630/what-does-it-mean-to-be-paperclipped) by [Data flow](https://www.mindstick.com/forum/161457/how-does-data-flow-from-angular-to-mongodb-in-a-typical-mean-application) diagram? ## Answers ### Answer by Hitesh Vohra - A **[data](https://www.mindstick.com/articles/23186/how-becoming-a-data-analyst-can-be-a-lucrative-career) [flow](https://answers.mindstick.com/qa/105072/how-to-trade-with-the-money-flow-index) diagram (DFD)** depicts the flow of data in any system or process. It shows data inputs, outputs, storage sites, and paths between each destination using predetermined symbols such rectangles, circles, and arrows, together with short text descriptors. - Data flowcharts can range from simple, even hand-drawn process overviews to in-depth, multi-level DFDs that go deeper into the data handling process. They can be used to analyse or model an existing system. A DFD, like all the best diagrams and charts, can frequently graphically 'express' things that are difficult to convey in words, and they may be used by both technical and nontechnical audiences, ranging from developers to CEOs. - That is why DFDs have remained so popular over the years. While they are useful for displaying data flow software and systems, they are less useful for interactive, real-time, or database-oriented [**software**](https://answers.mindstick.com/qa/50666/how-to-fix-an-iphone-8-plus-that-is-overheating-after-installing-software-update) and systems nowadays. \ **Read More: [What is essential for testing the quality of the code?](https://answers.mindstick.com/qa/96766/what-is-essential-for-testing-the-quality-of-the-code)** --- Original Source: https://answers.mindstick.com/qa/96758/what-is-mean-by-data-flow-diagram Copyright © MindStick Software Pvt. Ltd. This Markdown version is provided for developers, AI systems, and offline reading.