The document discusses the role of a project manager throughout the different stages of a project life cycle. It begins by defining what a project and project life cycle are. A project life cycle typically involves stages such as initiation, planning, implementation, and closure. The responsibilities of a project manager include planning, organizing, leading, and controlling the project. Planning involves defining scope, schedules, and procedures. Organizing establishes the project structure and team roles. Leading involves motivating the team and coordinating activities. Controlling keeps the project on track by measuring progress, evaluating deviations, and taking corrective actions. Throughout the project life cycle, the project manager is responsible for overseeing activities in each stage and ensuring the project objectives are met.