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Analysis SDLC

Analysis of the Enterprise Level Business System A business system should perform all the necessary functions that a business needs. To make sure that the business receives the proper system an analyst gathers all the needed information on what is currently in place and what is needed. This phase of the enterprise level business system development life cycle is the analysis phase. Functional user requirements are formally defined and delineated in the analysis phase. All requirements are defined to a level of detail sufficient for systems design to proceed. All requirements need to be measurable and testable and relate to the business need or opportunity identified in the Initiation Phase (Department of Justice Web Site). If information is not gathered on what the customer has and wants the system may not deliver all that is needed. There are different ways for an analyst to gather the information needed in installing a new business system. Interviews, observations, and review of documentation are just some. This information is then put into forms that can be easily seen which are either diagrammatic or textual. These tools in turn help the analyst see what is right and wrong with the analysis of the company’s business processes. The tools are what help a systems analyst produce a quality system for the company. Information gathering in the systems analysis phase can come in various forms interviewing, review of documentation, observation, and questionnaires are available forms to gather needed information. The purpose of the Information Gathering phase is to provide the raw material for the subsequent modeling of system architectures and data flows. Information may be gathered through interviews, system demonstrations, previous security-related reports, departmental policies, and system design documentation (New Zealand Government Communications Security Bureau Information). Interviews consist of interviewing personnel. The inte...

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Analysis SDLC. (1969, December 31). In DirectEssays.com. Retrieved 03:27, December 22, 2014, from http://www.megaessays.com/viewpaper/20638.html