The model of a systems development life cycle provides for progressive development of operational software, with each release providing added capabilities.

WATERFALL LIFE CYCLE

Explanation:

The waterfall life cycle or model is a software development process of operational software in a linear sequential flow. This means that any phase in the development process begins only if the previous phase is completed.

The waterfall model emphasizes that a logical progression of steps be taken throughout the software development life cycle .

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