SW Project lifecycle models: Evolutionary / Incremental

Specify

Design

Implement

Test

Release

Specify

Design

Implement

Test

Release

Specify

Design

Implement

Test

Release

Specify

Design

Implement

Test

Release

Release 1

Release 2

Release 3

Release 4

Whole system

Time

Earlier implementation is not changed between releases.

For example:

- cellular phone network

- product versions and updates

Previous slide

Next slide

Back to first slide

View graphic version