Definition
An iterative lifecycle is a project management approach where a project is broken down into smaller, manageable cycles or iterations. Each iteration involves planning, designing, building, and testing a portion of the project, with feedback incorporated into subsequent iterations. This method allows for continuous improvement and adaptation throughout the project's duration. In practice, teams develop a working increment of the product at the end of each iteration, enabling early delivery of value and stakeholder feedback. Iterative lifecycles are crucial for managing complex projects with evolving requirements, as they reduce the risk of large-scale failures by addressing issues early and often. For example, developing a new software application might involve iterative releases, with core features delivered first and enhancements added in later cycles. This contrasts with a predictive or waterfall approach, which completes all phases sequentially before delivering the final product. Understanding iterative lifecycles is essential for success on the PMP, CAPM, and PMI-ACP certifications.