24.1 Software quality
The manufacturing industry established the fundamentals of quality management in a drive to improve the quality of the products that were being made. As part of this effort, the industry developed a definition of quality that was based on conformance with a detailed product specification. The underlying assumption was that products could be completely specified and procedures could be established that could check a manufactured product against its specification. Of course, products will never exactly meet a specification, so some tolerance was allowed. If the product was “almost right,” it was classed as acceptable.
Software quality is not directly comparable with quality in manufacturing. The idea of tolerances is applicable ...
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