Friday, May 10, 2013

System Development Life Cycle Pros And Cons

Although the SDLC (System Development manners Cycle) has umteen strengths and is still used today, it homogeneous has many potential weaknesses which pass water led to alternative methodologies, techniques, and tools beingness available. (Avison & Fitzgerald, 2003). The System Development Life Cycle is outlined as a method of cryst all(prenominal)(prenominal)ine processes that a team of professionals whitethorn use to approach a project to develop a computer remains for a customer (Dennis et al, 2006. P.4.). It was designed to rectify on the stepwise truly basic method which in turn had replaced the two-phase method which obscure going straight to the zero stage and from thence on merely patching the enactment as they went along (Leffingwell and Widrig, 2003. p.24.). However, agree to Hoffer et al, the number of identified phases in this method varies from between 3 and 20 (depending on the schoolbook authors and individual organisations (Hoffer et al, 2009. P.5.)). The common phases bet to be Planning, Investigation, Analysis, Design, Implementation and Maintenance. SDLC is overly known as the falls sit. Later there also came the Agile framework, Spiral baffle, DSDM model and many more. According to Leffingwell and Widrig (2003, p.24.) the waterfall method was first created by Winston W. Royce in 1970 (Royce, 1970).
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The SDLC method gives developers some(a) guidance on what should and shouldnt be developed. Through this method the developers are able to bring up detailed plans on how and then actually build the dust. This is achieved by breaking the project win into more manageable pieces. Also, this dodging promotes the heavy documentation of all events in the process, which means the constitution is easier later on to understand. This documentation is crucial in non all maintaining the system, but also in future improvements. Leffingwell and Widrig(2003. p.24.) evoke that each step in the waterfall method cannot generate without the earlier step being finish as it depends on the front work. A...If you want to get a full essay, rule it on our website: Ordercustompaper.com

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