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  1. The ProductThe Evolving Role of SoftwareDual role of software Product - It’s a information transformerproducing, managing, acquiring, modifying, transmitting informationVehicle - Use to deliver the product Acts as basic control of the computerCreation and control of the other programSoftwareSoftware CharacteristicsSW可視為instructions, data structures, documentationsCharacteristicsSW is developed or engineered (it’s not manufactured in the classical sense)SW doesn’t ware out (but it does deteriorate)Most SW continues to be custom built (although trends to component-based)Software ApplicationSoftware AreasSystem SoftwareRun-time SoftwareBusiness SoftwareEngineering and Scientific SoftwareEmbedded SoftwarePersonal Computer SoftwareWeb-Based SoftwareArtificial Intelligence Software

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