Agile and Waterfall


What Is Agile?
In Agile methodologies, leadership encourages teamwork, accountability, and face-to-face communication. Business stakeholders and developers must work together to align the product with customer needs and company goals.


What Is Waterfall?
The Waterfall model originated in the manufacturing and construction industries, both highly structured environment where changes can be too expensive or sometimes impossible. The first formal description of Waterfall is attributed to Winston W. Royce in a 1970 article where he described a flawed software model.

What is the difference between Waterfall and Agile?
Both of these are usable and mature. The selection of a certain methodology depends on the particular project and the company that performs it.
In this article, we define the main advantages and disadvantages of each approach to software development.
If you have no time for details, here’s a brief Agile vs Waterfall comparison table:



Conclusion
Agile and Waterfall software development methodologies are rather different and good in their respective way.

To summarize this post, let’s define core differences and highlight them here:

Waterfall suits projects with well-defined requirements where no changes are expected. Agile looks best where there is a higher chance of frequent requirement changes.
Waterfall is easy to manage and a sequential approach. Agile is very flexible and allows to make changes in any phase.
In Agile, project requirements can change frequently. In Waterfall, it is defined only once by the business analyst.
In an Agile project’s description, details can be altered anytime, that is not possible in Waterfall.





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