The Software Development Process
We will avoid any in-depth discussion of how software is developed, and instead encourage you to seek out a textbook on software engineering practices. In many cases, software is developed by some orderly, perhaps iterative, progression through the following activities:
Requirements analysis What the software needs to do
Design Planning out the pieces of the program and considering how they will interact
Implementation Expressing the design in software source code
Testing Ensuring that the implementation meets the requirements
Operation and support Deployment of the software to end-users and support of the product in end-user hands
Problems generally creep into the software during any of the first three phases. These ...
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