Data flow case study

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1. Data flow case study

A data flow design flows data from source to destination, transforming the data along the way.

Each step acts as a functional program, taking input and producing output with minimal state other than, say, options for processing.

2. XSLT

XSLT (Extensible Stylesheet Language for Transformations) uses this design philosophy but the data flow philosophy can be used in many system designs.

3. Bloom's hierarchy

Bloom's hierarchy of educational goals covers low level foundations (facts) to higher level creative activities.

The learning of many lower level goals can be facilitated by suitably created/generated multiple choice questions.

4. Data flow