The old system is turned off and the new system is turned on at a specific date and time The requirement is the first stage in the sdlc process After the conversion, the old system is no longer available to end users.
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Discover and plan for software and software versions that are no longer supported and won't receive security updates.
Sdlc guides teams to plan, build, test, and deliver software
Discover phases, kpis, tools, and checklist with our quick start guide. In this tutorial, i have explained all these software development life cycle phases
