Interpreting Information Using Different Forms of Notation
25 min
Interpreting Different Forms of Notation
When presented with a diagram in an exam, the task is not just to describe what you can see — it is to explain what the diagram means. Good interpretation means following the flow accurately, referencing labels and symbols precisely, and expressing the meaning in clear sentences rather than making assumptions about what is implied.
How to Interpret Data Flow Diagrams (DFDs)
A Data Flow Diagram (DFD) illustrates the movement of data through a system, indicating where data is processed and stored.
Effective interpretation of a DFD requires the ability to identify and understand the various symbols used in the diagram:
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