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Comparing Process Activity Organization

publish date: 2026/05/30 13:51:29.294868 UTC

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How are the four basic process activities (specification, development, validation, and evolution) organized differently in the waterfall model versus incremental development?

Waterfall vs Incremental Development Waterfall Model Specification Development Validation Evolution Activities performed sequentially Incremental Development Specification Development Validation Specification Development Validation Activities overlap and repeat for each increment

Correct Answer

In waterfall they are organized in sequence; in incremental development they are interleaved

Explanation

The four basic process activities are organized differently in different development processes. In the waterfall model, they are organized in sequence, whereas in incremental development they are interleaved.

Reference

Software Engineering, Ian Sommerville, 9th edition

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