Life Cycle Phases

www.jntuworld.com D.SAMEERA, Asst. Prof 2010 UNIT-III LIFE-CYCLE PHASES INTRODUCTION: - If there is a well line separation between research and teaching activities and production activities so the software is said to be in successful learning adjoin. - Most of the softwares fail due to the link up characteristics , 1) An overemphasis on research and development. 2) An overemphasis on production. ENGINEERING AND PRODUCTION STAGES : To cathode-ray oscilloscope economics of scale and higher return on investment, we must(prenominal) execute toward a software manufacturing process which is determined by expert 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 littler teams doing design and production activities. This stage is decomposed into two transparent phases outset and elaboration. 2) The production stage: More predictab le entirely larger teams doing anatomical structure, test, and deployment activities. This stage is also decomposed into two distinct phases face and transition. www.jntuworld.com www.jntuworld.com D.SAMEERA, Asst.

Prof 2010 These four phases of lifecycle process are loosely mapped to the conceptual framework of the spiral model is as shown in the pursual 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 inactiveness manifests itself in maintaining artifact consi stency, regression testing, documentation, q! uality analyses, and configuration control. - amplify inertia may have little, or at to the lowest degree very straightforward, impact on changing any attached discrete component or activity. - However, the reaction time for set to major architectural changes, major requirements changes, major planning shifts, or major organizational perturbations clearly increases in subsequent phases. INCEPTION...If you look at to get a full essay, order it on our website: BestEssayCheap.com

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