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STANDARD 25019
First edition
2023-11
Systems and software engineering —
Systems and software Quality
Requirements and Evaluation
(SQuaRE) — Quality-in-use model
Ingénierie des systèmes et du logiciel — Exigences de qualité et
évaluation des systèmes et du logiciel (SQuaRE) — Modèle de qualité
de fonctionnement
Reference number
ISO/IEC 25019:2023(E)
© ISO/IEC 2023
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ISO/IEC 25019:2023(E)
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Published in Switzerland
ii
© ISO/IEC 2023 – All rights reserved
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ISO/IEC 25019:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
3.1 Quality-in-use . 2
3.2 Quality-in-use characteristics and sub-characteristics . 7
3.3 Related SQuaRE concepts . 8
4 Quality-in-use model .11
4.1 General . 11
4.2 Stakeholder . 11
4.3 Quality-in-use in context .12
4.4 Quality-in-use model structure .12
4.5 Target of the quality-in-use model . 13
4.6 Using the quality-in-use model . 15
Annex A (informative) Comparison with the quality-in-use model in ISO/IEC 25010:2011 .16
Annex B (informative) The relationship between quality characteristics, quality sub-
characteristics, and their stakeholder’s needs .19
Annex C (informative) Example of quality-in-use characteristics and their effect and
influence .21
Annex D (informative) Example
...