All Courses
AI Career Planner
1:1 Coaching/Mentoring
Job Board
SQL
HTML/CSS/JS
Coding
Settings
LogoutWhat is data flow diagram?
Data Flow Diagrams (DFDs) illustrate the way that the functionality within each Functional Area is organised into a hierarchy of High-level and Low-level Functions. They also show how the Functions are linked to each other, and to the Terminators and Data Stores through Data Flows.