What is the main output of the planning phase?

The main output of the planning phase is indeed a defined scope, schedule, and cost baseline. This reflects the foundational elements necessary for the successful execution and management of a project. The defined scope outlines what is included in the project and what is excluded, ensuring all stakeholders have a shared understanding of project goals and deliverables.

The schedule aligns tasks, resources, and timelines, allowing for structured execution and monitoring of progress. The cost baseline establishes an approved version of the project budget that serves as a point for comparison throughout the project, helping project managers assess financial performance.

Additionally, having this comprehensive foundation minimizes risks and uncertainties, guiding the team in managing project changes and ensuring that objectives are met within the agreed parameters of scope, time, and cost. This integrated approach is crucial for effective project management and supports better decision-making for any modifications that may arise during project execution.