What is an iteration in Agile methodology?

An iteration in Agile methodology is defined as a time-boxed period during which specific work is completed and made ready for review. This approach is fundamental in Agile practices as it allows teams to break down larger projects into manageable segments. Each iteration typically lasts from one to four weeks, during which a cross-functional team collaboratively works on a set of prioritized tasks.

The time-boxing aspect is crucial because it creates a sense of urgency and helps ensure that the team stays focused on delivering a working increment of the product by the end of the iteration. This process promotes regular reassessment of priorities, continuous improvement, and the ability to adapt easily to changing requirements, thereby fostering a responsive and collaborative development environment.

In contrast to other concepts in Agile, the other options do not encapsulate the essence of an iteration. A permanent phase in the development process does not align with the iterative nature of Agile, which emphasizes flexibility and ongoing refinement. A method for collecting user feedback is relevant in Agile but does not specifically define what an iteration is. Lastly, a plan for resource allocation focuses primarily on management and logistics rather than the execution of work within the time constraints that characterize iterations in Agile methodology.