The fi rst two chapters of the PMBOK® Guide provide an introduction to key concepts in the project management
fi eld. Chapter 3 is the standard for project management. As such, it summarizes the processes, inputs, and outputs
that are considered good practices on most projects most of the time. Chapters 4 through 12 are the guide to the
project management body of knowledge. They expand on the information in the standard by describing the inputs
and outputs as well as tools and techniques used in managing projects.