Software engineering –product quality – part 3: internal metrics

ISO/IEC JTC1/SC7 Software Engineering Secretariat: CANADA (SCC)

ISO/IEC JTC1 /SC7

N2416R
Date: 2002-03-15

Reference number of document: ISO/IEC TR 9126-3 Committee identification: ISO/IEC JTC1 /SC 7/WG 6 Secretariat: Japan

Software engineering –Product quality – Part 3: Internal metrics
Titre — Titre — Partie n: Titre

Document type: International technical report Documentsubtype: if applicable Document stage: (40) Enquiry Document language: E ISO Basic template Version 3.0 1997-02-03

ISO/IEC TR 9126-3:2002(E)

ISO/IEC 9126-3: Software engineering - Product quality Part 3: Internal metrics
ISO/IEC JTC 1/SC 7 N2416R TR ISO/IEC JTC 1/SC 7/WG 6 Date:15-03-2002 (Final editorial correction version of Approved DTR Balloted 7N2416 in 2001 for ISO/IEC publish) Secretariat:ISO/IEC JTC 1/SC 7 Document language: E Document type: Technical Report Type 2

Document subtype: Not applicable Document stage: (20) Preparatory

ii

© ISO/IEC 2002 – All rights reserved

ISO/IEC TR 9126-3:2002(E)

ISO/IEC 9126-3: Software engineering – Product quality – Part 3: Internal metrics

Contents 1. 2. 3. 4. 5. 6. 7. 8. Scope..........................................................................................................................................................1 Conformance ............................................................................................................................................2References.................................................................................................................................................2 Terms and Definitions ............................................................................................................................2 Symbols and Abbreviated Terms ........................................................................................................2 Use of Software Quality Metrics..........................................................................................................3 How to read and use the metrics tables ............................................................................................4 Metrics Tables ..........................................................................................................................................4 8.1 Functionality metrics...............................................................................................................................5 8.1.1 Suitability metrics .............................................................................................................5 8.1.2 Accuracy metrics..............................................................................................................5 8.1.3 Interoperabilitymetrics.....................................................................................................5 8.1.4 Security metrics................................................................................................................5 8.1.5 Functionality compliance metrics .....................................................................................5 8.2 Reliability metrics..................................................................................................................................13 8.2.1 Maturity metrics..............................................................................................................13 8.2.2 Fault tolerance metrics...................................................................................................13 8.2.3 Recoverabilitymetrics....................................................................................................13 8.2.4 Reliability compliance metrics........................................................................................13 8.3 Usability Metrics ....................................................................................................................................19 8.3.1...