PK0-005 Project Life Cycle Practice Question
During project planning, the team creates a hierarchical decomposition of the total scope of work to be carried out by the project team. Each descending level represents an increasingly detailed definition of the project work. What is this called?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Work Breakdown Structure (WBS)
The Work Breakdown Structure (WBS) is a deliverable-oriented hierarchical decomposition of the work to be executed by the project team. It organizes and defines the total scope of the project, with each level providing more detail.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Network diagram
Why it's wrong here
A network diagram shows the sequence of activities and dependencies, not a decomposition of scope.
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Project schedule
Why it's wrong here
The project schedule assigns dates to activities, not a hierarchical decomposition of work.
- ✓
Work Breakdown Structure (WBS)
Why this is correct
Correct. The WBS decomposes the total scope into manageable work packages.
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Risk register
Why it's wrong here
The risk register lists identified risks and responses, not a decomposition of work.
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