Life Cycle Phases

www.jntuworld.com D.SAMEERA, Asst. Prof 2010 UNIT-III LIFE-CYCLE PHASES INTRODUCTION: - If there is a well be separation between research and study activities and production activities consequently the software is said to be in successful learning make. - Most of the softwares fail due to the side by side(p) characteristics , 1) An overemphasis on research and development. 2) An overemphasis on production. ENGINEERING AND PRODUCTION STAGES : To equal economics of scale and higher return on investment, we must(prenominal) bunk toward a software manufacturing process which is determined by technological improvements in process automation and component ground development. at that place are two stages in the software development process 1) The engineering stage: Less predictable nevertheless little teams doing design and production activities. This stage is decomposed into two transparent phases fount and elaboration. 2) The production stage: More predictable en tirely larger teams doing anatomical structure, test, and deployment activities. This stage is also decomposed into two distinct phases tress and transition. www.jntuworld.com www.jntuworld.com D.SAMEERA, Asst.

Prof 2010 These four phases of lifecycle process are loosely mapped to the abstract framework of the spiral model is as shown in the following figure. - In the above figure the size of the spiral corresponds to the inactivity of the project with respect to the breadth and depth of the artifacts that have been developed. - This inaction manifests itself in maintaining artifact consistency, regression testing, docum entation, quality analyses, and configuratio! n control. - add inertia may have little, or at least(prenominal) very straightforward, impact on changing any link up discrete component or activity. - However, the reaction time for line up to major architectural changes, major requirements changes, major planning shifts, or major organizational perturbations clearly increases in subsequent phases. INCEPTION...If you conduce to get a full essay, order it on our website: BestEssayCheap.com

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