Structured systems analysis and design method: Difference between revisions

Revision as of 10:44, 9 December 2012

Revision as of 10:50, 9 December 2012

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; Data Flow Modeling

: This is the process of identifying, modeling and documenting how data moves around an information system. Data Flow Modeling examines processes (activities that transform data from one form to another), data stores (the holding areas for data), external entities (what sends data into a system or receives data from a system), and data flows (routes by which data can flow).

; Entity BehaviorEvent Modeling

: This is thea two-stranded process: ofEntity Behavior Modeling, identifying, modeling and documenting the events that affect each entity and the sequence (or life history) in which these events occur, and Event Modeling, in which the process for implementing an event so as to coordinate entity life histories is designed.

== Stages ==