Waterfall Model is sequential
design process, used in software development process. Water fall model consist
of five phase, each phase must be completed before starting the next phase.
Waterfall model is first development process introduced for software
development. Water fall model is very simple and easy to use.
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| Waterfall Model |
Advantages of Water
Fall Model:
- Requirements are well documented.
- Easy to manage.
Disadvantages of
Water Fall Model:
- Post Defect fixing is difficult, and expensive to fix.
- Difficult to design for larger projects.
- This model does not work smooth, if there are some
issues left at the previous step. It has to maintain perfect smooth and
sequential in step by step.
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