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3 Traditional Development Methods Of (SDLC)

-Prototype -Waterfall

-Agile

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SDLC Systems/Software Development

Life Cycle

• is the process of creating software/systems

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Software prototyping

• Throwaway prototyping• Evolutionary prototyping• Incremental prototyping• Extreme prototyping

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Waterfall

• Requirements specification• Design• Construction (AKA implementation or coding)• Intergration• Testing and debugging (AKA Validation)• Installation• Maintenance

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Agile

• Agile Manifesto• In February 2001, 17 software developers

met at the Snowbird, Utah resort, to discuss lightweight development methods.

• They published the Manifesto for Agile Software Development

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Twelve principles underlie the Agile Manifesto

• Customer satisfaction by rapid delivery of useful software• Welcome changing requirements, even late in development• Working software is delivered frequently (weeks rather than months)• Working software is the principal measure of progress• Sustainable development, able to maintain a constant pace• Close, daily co-operation between business people and developers• Face-to-face conversation is the best form of communication (co-location)• Projects are built around motivated individuals, who should be trusted• Continuous attention to technical excellence and good design• Simplicity• Self-organizing teams• Regular adaptation to changing circumstances

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Questions

• Creating a new Internal Web Portal for an advertising agency.

• Changing the database in a hospital.• Rolling-out a new information kiosk in a chain

of malls-------------------------------------------------------------Prototype? Waterfall ? Agile ?

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Questions ????

• Bing !

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References

• http://searchsoftwarequality.techtarget.com/definition/waterfall-model

• http://en.wikipedia.org/wiki/Waterfall_model

• http://en.wikipedia.org/wiki/Systems_Development_Life_Cycle

• http://en.wikipedia.org/wiki/Software_prototyping#Throwaway_prototyping

• http://www.scribd.com/doc/19553023/Prototype-Model

• http://en.wikipedia.org/wiki/Agile_software_development

Thank you ^_^)/