System Development Life Cycle Models

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System Development Life Cycle Models The concept of making employees to form a work group is very simple. But to make it fit the system is challenging. System Development Life Cycle uses certain principles to assure that systems meet their requirements (DOJ, 2000). These principles impose various degrees of discipline to the process to make it efficient and even predictable. The entire model goes through certain phases of investigation to System Operation. It is matter of personnel choice entirely to develop any model. Each model will suit only particular conditions. The main challenge is to select the correct model for the system to make more efficient. THE SEVEN STEP TRADITIONAL SLDC MODEL: 1) Requirement: This phase…show more content…
There can be lot of changes occurred during development which may occurred due to a) Change in requests b) Modifications is requirement 5) Testing(Isaias, P & Issa, T.): There are different phases in testing. a) Unit testing: Each and every part of developed code is tested is here b) Integration testing: Two or more modules are combined and tested for its performance. 6) Deployment: It basically deals with delivering the product to the customer. The primary goal is to provide bug and error free interface to the customer. Its must be user-friendly too. 7) Maintenance(Isaias, P & Issa, T.): In case we get a negative feedback with costumers we have to fix it. This phase will be monitoring the complete process after the interface is in customer’s hands. It also helps in the future developments. It acts stepping-stones for new developments or change in developments. THE TWELVE STEP TRADITIONAL SLDC MODEL: These are the basic steps followed that are know: 1) Project Header: Each projects needs a collections of information’s from the company to determine that the project has enough funding and resources. It should specify the following basic needs a) Developer b) Customer c) Mandate d) Operation & Maintenance. e) Expected Cost. 2) Requirements: There are number of tasks to be considered prior to developing such as interviews, identification, operating concepts. The main target of this phase is to summarize the complete requirement and what is the proposed system
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