Businesses and organizations Essay Example for Free

Businesses and organizations EssayBusinesses and organizations use various types of entropy dodges to support the m some(prenominal) marches needed to ship out their business functions. Each of these information systems has a particular purpose or focus, and each has a life of its own. This life of its own concept is called the systems development life cycle or SDLC, and it includes the entire process of planning, building, deploying, using, updating, and maintaining an information system. The development of a new information system involves several different, but related activities. These activities, or physiques, usually include planning, analysis, design, implementation, and maintenance/support. In other words, SDLC is a conceptual model that guides project counseling in information system development.(Wikibooks) The life cycle starts with preliminary investigation which all the available information needed for the system elements and allocation of the requirements to t he software package are gathered. Next is the analysis of the requirements. This involves the psychoanalyst understanding the functions of the software which is required for the system based off the gathered information. Then is the system design in which the analyst designs and finalizes the best suited design for the system. The difficult step of system coding or development comes following which is where the analyst translates the design and programs into code for the computer.After the previous steps next are the testing phase where the system is testing to see if it works as intended or not. Then is implementation where the system is given to the customer and feedback is returned to get over the program works as intended. And finally system maintenance is the get going step, here the analyst insures the system remains working within the proper bounds and functions appropriately and fixes any problems. I think this relates to database development in a number of ways. One is how it starts, gathering information and decision the intent of the system. Next you must plan out how to set up the database, by determining the indispensable information. Then comes the minor details. You set up your database fill in some test information insure it works right on and make needed adjustments. Finally you implement your database design where in it works properly you merely maintain and fix any errors. 2. Look up Requirement Analysis on the web. What kinds of number heading do you find? I found headlines like Business Requirement Analysis,software product Requirement Analysis and Five common errors in requirements analysis (and how to avoid them)ReferencesWikibooks Systems Analysis and Design/Introduction- reach book for an open world http//en.wikibooks.org/wiki/Systems_Analysis_and_Design/Introduction