Types of Requirements Elicitation
1.B.3-Types of Requirements Elicitation
Greenfield Engineering
Development starts from scratch, no prior system exists, and the requirements are extracted from the end
users and the client Triggered by user needs
Re-engineering
Re-design and/or re-implementation of an existing system using newer technology Triggered by technology
Enabler.
-must understand business role and logic.
Interface Engineering
Provide the services of an existing system in a new environment triggered by technology enabler or new market
needs
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