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This lesson covers the major software development methodologies — structured approaches to planning, building, testing, and deploying software systems. Understanding these methodologies is essential for the A-Level Computer Science paper on software development and project management.
Developing software without a structured approach leads to:
A software development methodology provides a framework that guides the development process, ensuring projects are completed on time, within budget, and to specification.
The Waterfall model is a linear, sequential approach where each phase must be completed before the next begins. There is no going back to a previous phase once it is complete.
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