olemus
karakteristikut moodustavate omaduste alamkogum

ISO/IEC 25002:
kvaliteediomadus(te kogum), mis esitab kvaliteedikarakteristiku mingit ainulaadset aspekti
= set of one or more quality properties that represent a unique aspect of a quality characteristic

ülevaateid
https://en.wikipedia.org/wiki/ISO/IEC_9126

https://www.jot.fm/issues/issue_2003_03/article2.pdf