Is the Unified Process the be all and end all standard for developing object-oriented component-based software? This book is the final in a four volume series that presents a critical review of the Unified Process. The authors present a survey of the alte This book, the last in a four-volume series, offers a critical review of the UP and presents a masters" collection of best practices to use as guidelines in implementing a more robust software process. In the Transition phase, developers focus on testing and validating the complete system, operating the system in parallel with legacy systems and converting legacy databases and systems to support a new release.