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Product breakdown structure

In project management, a product breakdown structure (PBS) is an exhaustive, hierarchical tree structure of components that make up a project deliverable[?], arranged in whole-part relationship.

A PBS can help clarify what is to be delivered by the project and can help build a work breakdown structure.

E.g. PBS of a computer:

  • Main unit
    • Housing
    • Motherboard
      • CPU
      • RAM chips
      • ...
    • FDD
    • HDD
    • Video card
    • Sound card
    • Network card
    • LPT port card
  • Monitor
    • CRT
    • Housing
    • Electronic components
  • Mouse
    • Body
    • Marble
    • Cable
  • Keyboard
    • ...



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