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Incremental development vs incremental delivery

publish date: 2026/05/29 08:22:40.741490 UTC

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Incremental development and incremental delivery are related but distinct concepts.

Which statement correctly distinguishes them?

Incremental development always requires deployment; incremental delivery never does.

They are identical and interchangeable terms.

Incremental delivery refers only to documentation, not software.

Incremental development may produce internal versions for feedback; incremental delivery means deploying increments into real operational use.

Incremental development may produce internal versions for feedback; incremental delivery means deploying increments into real operational use.

Incremental development can be used without deploying each increment; incremental delivery specifically involves putting increments into real use.

Software Engineering, Ian Sommerville, 9th edition