<
programming> The phases a software product goes through between when it is conceived and when it is no longer available for use. The software life-cycle typically includes the following:
requirements analysis,
design, construction, testing (
validation), installation, operation, maintenance, and retirement.
The development process tends to run iteratively through these phases rather than linearly; several models (spiral, waterfall etc.) have been proposed to describe this process.
Other processes associated with a software product are: quality assurance, marketing, sales and support.
(1996-12-27)
product stages from birth, growth, maturity, saturation, decline and death. It can be applied to people, products, brands, markets, industries.
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