Mastering PLC Programming by M. T. White

Author:M. T. White
Language: eng
Format: epub
Publisher: Packt
Published: 2023-12-15T00:00:00+00:00

How is the SDLC implemented?

There are many ways that the SDLC can be implemented. For example, there is the mission-critical Waterfall method, the almighty Agile methodology, and many more. Out of all the methodologies, Waterfall and Agile are by far the most popular, with Agile becoming a major buzzword over the past few years. In all, I’m a firm believer that to understand the SDLC you must understand how it is implemented.

The Waterfall methodology

Until recently, the waterfall methodology was used for mission-critical software projects and was heavily favored in realms such as the military, medicine, space exploration, financial markets, and so on. In short, anywhere that software had to be engineered to a precise standard, it was employed. Those times are changing but it is still a widely used development model.

Graphically, the Waterfall model resembles the following:

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