What can be determined by summing the project activities into an overall schedule?

Summing the project activities into an overall schedule allows project managers to ascertain the total resource demand for a project at any given time. This process involves organizing all individual tasks and activities within a project timeline, which makes it possible to allocate resources such as personnel, equipment, and materials effectively. Understanding resource demand at specific intervals is crucial for managing workloads, avoiding resource bottlenecks, and ensuring that everything is on track for timely project completion.

By analyzing the overall schedule, project managers can anticipate when certain resources will be heavily needed, which helps in planning and optimizing resource utilization across various phases of the project. This level of planning is essential for achieving efficiency and meeting project deadlines, thereby contributing to the successful execution of the project.