1.1 On quality
It helps to have a clear definition of expectations. For these expectations, we’ll rely on the ISO 25010 standard to define quality goals for each project. For more details, see https://iso25000.com/index.php/en/iso-25000-standards/iso-25010.
The ISO/IEC 25010:2011 standard describes Systems and software Quality Requirements and Evaluation (SQuaRE). This standard provides eight characteristics of software. These characteristics are as follows:
Functional suitability. Does it do what we need? It is complete, correct, and appropriate for the user’s expressed (and implied) needs? This is the focus of each project’s description.
Performance efficiency. Does it work quickly? Does it use the minimum resources? Does it have enough capacity to meet the user’s needs? We won’t address this deeply in this book. We’ll talk about writing performance tests and ways to address performance concerns.
Compatibility. Does it co-exist with other...
