Software Design - Software Engineering PPT

Jul 25th, 2016
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Software Design - Software Engineering PPT Power point presentation on software design ...

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Software EngineeringSoftware DesignINTRODUCTIONA design of a system is essentially a blueprint or a plan for asolution for the system.Here , we consider a system to be a set of modules with clearlydefined behavior which interact with each other in a definedmanner to produce some behavior or services for itsenvironment .The design process for the software has two levels :Top level designDetailed designSoftware EngineeringSoftware DesignSlide 2Top level design (system design) :Here, we focuses on deciding which modulewe need for the system , the specifications forthose modules and how the modules should beinter connected.Detailed level design (logical design ) :Here , the internal design of module, i.e. ,how the specification of the module can besatisfied is decided.Software EngineeringSoftware DesignSlide 3DESIGN METHODOLOGYIt is the system approach for creating a design by applying aset of techniques and guidelines .TYPES :1) STRUCTURE DESIGN METHODOLOGY:It focuses on function oriented method.2) OBJECT ORIENTED DESIGN METHODOLOGY :It focuses on object oriented method.Software EngineeringSoftware DesignSlide 4Stages of DesignProblem understandingIdentify one or more solutionsEvaluate possible solutions and choose the mostappropriate depending on the designer's experience andavailable resources.Describe solution abstractionsLook at the problem fr

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