PMBOK® Guide - 4th Edition Changes
PMI has refined PMBOK further, and introduces various minor and major changes. This chapter gives a description of most of the changes done.
All process names are now in a verb-noun format as follows:
|PMBOK 3rd Edition||PMBOK 4th Edition|
|Activity Definition||Define Activities|
|Activity Sequencing||Sequence Activities|
|Activity Resource Estimating||Estimate Activity Resources|
|Activity Duration Estimating||Estimate Activity Durations|
|Schedule Development||Develop Schedule|
|Schedule Control||Control Schedule|
You should not bother too much about this changes.
Change requests clarified:
Change requests now include following:
PMBOK 4th edition decreased number of processes from 44 to 42. Following two processes have been deleted from the PMBOK:
Develop Preliminary Scope Statement.
Following two processes have been added:
Following processes have been merged into a single process:
Plan Purchases and Acquisitions and Plan Contract to Plan Procurements
Request Seller Responses and Select Sellers to Conduct Procurements
Project Mgmt Plan vs. Project Documents:
PMBOK 4 gives clear distinction between Project Management Plan and Project Documents. Here is the list of major factors:
|Project Management Plan||Project Documents|
Project Charter vs. Project Scope Statement:
PMBOK 4 gives clear distinction between Project Charter and Project Scope Statement. Here is the list of major factors:
|Project Charter||Project Scope Statement|
PMBOK 4 deleted Process Flow Diagrams and introduced a new Data Flow Diagrams.
Triple constraint expanded to include quality, resources and risk. So now common project constraints are:
New appendix has been added which explains following interpersonal skills for a project manager:
Political and cultural awareness
There are following important considerable changes have been done in the latest version of PMBOK 4th edition.
Aligned with other standards
A bit more on project life cycles
More detail on types of stakeholders
Clarified Develop Project Management Plan
Deleted Activity on Arrow (AOA)
Three point estimating includes PERT equation
Added to-complete performance index (TCPI) to Control Cost
More discussion on cost of quality
Deleted quality baseline
Added information on interpersonal skills
Moved Manage Project Team from monitoring and controlling to executing.
Moved Manage Stakeholder Expectations from monitoring and controlling to executing.
Discussed teaming agreements.