Data and Information Flow Diagrams

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Explaining with examples what Data Flow Diagrams (DFDs) are, with the different between Level 0 and Level 1 DFDs. The difference between these and Information Flow Diagrams (IFDs) is also explained.

This video is primarily designed for the written exam (Component 3: Effective Digital Working Practices) for the Pearson Edexcel BTEC Level 1/2 Tech Award in Digital Information Technology. Video #3 of D1.

For the ordered playlist of videos for the Edexcel BTEC DIT exam, see here:
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have my GCSE IT exam in 2 days this is so helpful thanks, i will be back to tell you what grade i

studyaj
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Thank you sir, I've been looking for this

yuyuyuyu
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Good video! Good and brief explanations.

raghav
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Hi there. Where can i find publications on this? Especially sources I can use for study purposes?

ZanjinganjingaNdjarakana