What is Work Breakdown Structure

The Work Breakdown Structure (WBS) is defined byrequirements, Designing the new System, Coding,
A Guide to the Project Management Body ofTesting and Going Live with the new System. Each of
Knowledge 3rd Edition (PMBOK Guide) as:these high level works can be further subdivided into
"A deliverable-oriented hierarchical decomposition ofsmaller activities to manage it better. There is no limit
the work to be executed by the project team toto which the work can be further subdivided. The last
accomplish the project objectives and create thelevel of work in such subdivision is the Work Package
required deliverables."and the whole structure is WBS.
The WBS is a decomposition of the project scopeSome important points regarding WBS:
statement. It is a deliverables-oriented document that             If any work is not part of
visualizes all the things the project will create. However,WBS, it is not part of the Project.
WBS is not  the activity list. The WBS takes the             WBS is created by the
project scope statement and breaks it down into theteam
deliverables the customer is expecting from the             The WBS is multi-level and
project. It organizes and catalogs the projectthe lowest level is called Work Package.
deliverables.             The work package cannot
The smallest item in the WBS is called the workbe subdivided further.
package. The process of creating the WBS shouldThere are 3 reasons why WBS is used in Projects.
involve the project team and the project's keyThe first reason  is that,  it helps in  defining the
stakeholders. The stakeholders should be involved inscope of the Project. The second reason for using
creating the WBS as this helps the stakeholders seeWBS is to help with assigning responsibilities, resource
the depth of Project deliverables.allocation, monitoring the project, and controlling the
Let us take the example of a project that aims toproject. Finally, it checks  all the deliverables of the
develop a new core Banking Software.  There wouldstakeholders and make sure there is no  miss or
be various activities in this project like Finalizingoverlap.