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What Are The Advantages And Disadvantages Of Waterfall Model?

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Advantages:

  • This model is simple and easy to understand and use.
  • It is easy to manage DUE to the rigidity of the model – each phase has specific deliverables and a review process.
  • In this model phases are PROCESSED and completed one at a time. Phases do not overlap.
  • Waterfall model works well for smaller projects where requirements are very well UNDERSTOOD.
  • It allows for departmentalization and managerial control.
  • As its linear model, it’s easy to implement.

Disadvantages:

  • Software is delivered late in project, delays discovery of serious errors.
  • Difficult to integrate risk management.
  • Difficult and expensive to make changes to documents “swimming upstream”.
  • SIGNIFICANT administrative overhead, costly for small teams and projects.
  • If client want the requirement to be changed, it will not implemented in the current development process.
  • POOR model for long and ongoing projects.

Advantages:

Disadvantages:


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