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PMBOK stands for Project Management Body of Knowledge and is a guide for project management that summarizes the best practices and guidelines. The PMBOK Guide is published by the Project Management Institute (PMI) and serves as the basis for the certification of project managers. In this glossary entry, you will learn more about the contents of the PMBOK, its structure, and its significance for the success of projects.

Objective of the PMBOK

The main goal of the PMBOK is to create a comprehensive foundation for the successful execution of projects. This is achieved by:

  • Identifying best practices and guidelines in project management
  • Creating a common language and means of communication for project managers worldwide
  • Promoting the professionalization of project management
  • Supporting the preparation for professional certifications in project management

Structure of the PMBOK

The PMBOK Guide is divided into different sections to provide clear structure and orientation. The main sections are:

1. Introduction

This section provides an introduction to the guide and the basic concepts of project management. It explains, among other things, the definition of projects, the role of the project manager, and the relationship between projects, programs, and portfolios.

2. Environment in which projects operate

This section describes the various factors that can influence the success of a project, such as the organization in which the project is carried out, stakeholder requirements, and legal conditions.

3. Project management processes

This section introduces the various processes required for project management. This includes initiating, planning, executing, monitoring and controlling, as well as closing projects.

4. Project management knowledge areas

This section describes the ten knowledge areas identified in the PMBOK Guide:

  1. Project integration management
  2. Project scope management
  3. Project time management
  4. Project cost management
  5. Project quality management
  6. Project resource management
  7. Project communication management
  8. Project risk management
  9. Project procurement management
  10. Project stakeholder management

The Significance of the PMBOK for the Success of Projects

The PMBOK Guide offers a comprehensive and structured approach to project management, enabling project managers to carry out projects efficiently and successfully. By applying the methods and processes described in the PMBOK, project managers can:

  • Better plan and organize projects
  • Identify and manage risks early on
  • Meet stakeholder requirements and communicate effectively
  • Complete projects within budget and on schedule
  • Ensure the quality of project outcomes


The PMBOK Guide is a valuable tool for project managers and all those involved in the execution of projects. It provides a sound foundation for the successful planning, execution, and control of projects and promotes the professionalization of project management. By applying the best practices and guidelines described in the PMBOK, project managers can maximize the success of their projects and create added value for their organization.