ISO/IEC 9126
ISO 9126ISO 9126 (1991)ISO 9126-3ISO/IEC TR 9126ISO9126 maintainabilitySoftware Usability Measurement Inventory
ISO/IEC 9126 Software engineering — Product quality was an international standard for the evaluation of software quality.wikipedia

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Software quality
software reliabilitycode qualityquality
ISO/IEC 9126 Software engineering — Product quality was an international standard for the evaluation of software quality.
Historically, the structure, classification and terminology of attributes and metrics applicable to software quality management have been derived or extracted from the ISO 9126-3 and the subsequent ISO 25000:2005 quality model, also known as SQuaRE.

Learnability
learned
In software testing learnability, according to ISO/IEC 9126, is the capability of a software product to enable the user to learn how to use it.
Maintainability
maintainableMaintainability indexunmaintainable
ISO/IEC 9126).
Non-functional requirement
non-functional requirementsilitiesnon-functional
ISO/IEC JTC 1/SC 7
ISO/IEC JTC1/SC7sub-committee 7 (SC7)
International standard
international standardsstandardstandards
ISO/IEC 9126 Software engineering — Product quality was an international standard for the evaluation of software quality.



Evaluation
evaluateevaluativeevaluating
ISO/IEC 9126 Software engineering — Product quality was an international standard for the evaluation of software quality.
Interoperability
interoperableinteroperateInteroperability testing

Computer security
cybersecuritycyber securitysecurity


Reliability
reliableReliability (disambiguation)suthfast
Fault tolerance
fault-tolerantfault tolerantfault-tolerance

Usability
user-friendlyease of useuser friendly


Algorithmic efficiency
efficiencyefficientefficiently
Testability
testabletestdifficult to test
Software portability
portableportabilityported
ISO 9000
ISO 9001ISO 9001:2000ISO 9002

Verification and validation
verificationvalidationverified
Portability testing
portability
The ISO 9126 (1991) standard breaks down portability testing attributes as Installability, Compatibility, Adaptability and Replaceability.
SQuORE
The quality model used for analysis is fully customisable, and many different quality models have been implemented: SQALE, ISO9126 maintainability, European Cooperation for Space Standardization or HIS Automotive group.
Nonconformity (quality)
nonconforming unitsNonconformityquality defect
This can be seen in the international software engineering standard ISO/IEC 25010 (formerly ISO/IEC 9126), which defines a nonconformity as the nonfulfillment of a requirement and a defect as the nonfulfillment of intended usage requirements.