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Systems Approach in a Technology Project Before setting about in defining a systems approach to a technology project it would be essential to define a Systems Development Life Cycle An SDLC can be defined as Any logical process used by a systems analyst to develop an information system including requirements validation training and user ownership An SDLC should result in a high quality system that meets or exceeds customer expectations within time and cost estimates works effectively and efficiently in the current and planned Information Technology infrastructure and is cheap to maintain and cost-effective to enhance SearchVB 2003 This waterfall archetype is the oldest and most widely used approach to system development and was developed by Winston W Royce in 1970 This systems approach was designed to progress successively as follows Project planning feasibility study Establishes a high-level view of the intended project and determines its goals Asks the question Is the project technically operationally financially and legally feasible The feasibility study is used to determine if the project should get the go-ahead Systems analysis requirements definition Refines project goals into defined functions and operation of the intended application Analyzes end-user information needs Gather the requirements for the system This stage includes a detailed study of the business needs of the organization Systems design Describes desired features and operations in detail including screen layouts business rules process diagrams pseudo code and other documentation This focuses on high level design what programs are we going to need and how are they going to interact low level design how the individual programs are going to work interface design what are the interfaces going to look like and data design what data are we going to need Implementation The designs are translated into code Computer programs may be written using a conventional programming language to a fourth generation language 4GL or an application generator Integration and testing Brings all the pieces together into a special testing environment then
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