How to Make a V-Shaped Spiral -- and Vice Versa

Posted July 31, 1997 | |

HOW TO MAKE A V-SHAPED SPIRAL -- AND VICE VERSA

by Dwayne Phillips

The waterfall, with its specify-test structure, is the fundamental process model in software. The spiral process is better suited for projects with risks and unknowns. It, too, has a strong specify-test structure when viewed in the proper format.

About The Author
Dwayne Phillips
Dwayne Phillips has been a computer and systems engineer with the US government since 1980. He coauthored It Sounded Good When We Started, Working with People on Projects with Roy O'Bryan and wrote The Software Project Manager's Handbook, Principles That Work at Work , now in its second edition. Dwayne Phillips can be reached at d.phillips at computer.org. His Web site ishttp://dwaynephillips.net.
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