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Essay Galaxy - Object Oriented Analysis
Object Oriented Analysis
During the 1950�s, era of computing, computer programs were created using ad hoc software development approach; each system a unique, custom-built intellectual product. In their book, Object Oriented Analysis & Design, Edward Yourdon and Carl Argila state �There was no concept of reusability, interchangeability of parts, or for that matter, formal design.� The systems were difficult to maintain or enhance, and became more and more difficult with each change.
During the 1960�s, there were efforts to create more maintainable software, and in a more predictable fashion. The waterfall approach, as it was called, required that a number of formal phases be completed in the process of developing a software system. This approach required a lot of documentation, as completion of each phase was accompanied by many documents. This approach had one major flaw: becau....
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