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Chapter 4: Beginning the Analysis: Investigating System Requirements - page 10 / 34

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4

Systems Analysis and Design in a Changing World, 3rd Edition

10

Techniques for Information Gathering

Analysis phase done to understand business functions and develop system requirements

Original structured approach

Create model of existing system

Derive requirements from existing system model

Current approach

Identify logical requirements for new system

Balance the review of current business functions with new system requirements

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