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Features, Advantages & Disadvantages of a Methodology - PowerPoint PPT Presentation


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Features, Advantages & Disadvantages of a Methodology Waterfall Model Features of a Waterfall Model A waterfall model is easy to follow. It can be implemented for any size project. Every stage has to be done separately at the right time so you cannot jump stages.

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features of a waterfall model
Features of a Waterfall Model
  • A waterfall model is easy to follow.
  • It can be implemented for any size project.
  • Every stage has to be done separately at the right time so you cannot jump stages.
  • Documentation is produced at every stage of a waterfall model allowing people to understand what has been done.
  • Testing is done at every stage.
advantages of a waterfall model
Advantages of a Waterfall Model
  • A waterfall model helps find problems earlier on which can cost a business less than if it was found later on.
  • Requirements will be set and these wouldn't be changed.
  • As everything is documented a new team member can easily understand what's to be done.
  • Implementers have to follow the design accurately
disadvantages of a waterfall model
Disadvantages of a Waterfall Model
  • If requirements may change the Waterfall model may not work.
  • Many believe it is impossible to make one stage of the projects life cycle perfect.
  • Difficult to estimate time and cost for each stage of the development process.
  • Constant testing of the design is needed.