• PD ISO/IEC TR 9126-2:2003

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Software engineering. Product quality External metrics

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-06-2016

    Language(s):  English

    Published date:  24-02-2004

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Conformance
    3 Normative references
    4 Terms and definitions
    5 Abbreviated terms
    6 Use of software quality metrics
    7 How to read and use the metrics tables
    8 Metrics tables
      8.1 Functionality metric
          8.1.1 Suitability metrics
          8.1.2 Accuracy metrics
          8.1.3 Interoperability metrics
          8.1.4 Security metrics
          8.1.5 Functionality compliance metrics
      8.2 Reliability metrics
          8.2.1 Maturity metrics
          8.2.2 Fault tolerance metrics
          8.2.3 Recoverability metrics
          8.2.4 Reliability compliance metrics
      8.3 Usability metrics
          8.3.1 Understandability metrics
          8.3.2 Learnability metrics
          8.3.3 Operability metrics
          8.3.4 Attractiveness metrics
          8.3.5 Usability compliance metrics
      8.4 Efficiency metrics
          8.4.1 Time behaviour metrics
          8.4.2 Resource utilization metrics
          8.4.3 Efficiency compliance metrics
      8.5 Maintainability metrics
          8.5.1 Analysability metrics
          8.5.2 Changeability metrics
          8.5.3 Stability metrics
          8.5.4 Testability metrics
          8.5.5 Maintainability compliance metrics
      8.6 Portability metrics
          8.6.1 Adaptability metrics
          8.6.2 Installability metrics
          8.6.3 Co-existence metrics
          8.6.4 Replaceability metrics
          8.6.5 Portability compliance metrics
    Annex A (informative) Considerations When Using Metrics
      A.1 Interpretation of measures
          A.1.1 Potential differences between test and operational
                contexts of use
          A.1.2 Issues affecting validity of results
          A.1.3 Balance of measurement resources
          A.1.4 Correctness of specification
      A.2 Validation of Metrics
          A.2.1 Desirable Properties for Metrics
          A.2.2 Demonstrating the Validity of Metrics
      A.3 Use of metrics for estimation (judgement) and prediction
          (forecast)
          A.3.1 Quality characteristics prediction by current data
          A.3.2 Current quality characteristics estimation on current
                facts
      A.4 Detecting deviations and anomalies in quality problem prone
          components
      A.5 Displaying measurement results
    Annex B (informative) Use of Quality in Use, External & Internal
                          Metrics (Framework Example)
      B.1 Introduction
      B.2 Overview of Development and Quality Process
      B.3 Quality Approach Steps
          B.3.1 General
          B.3.2 Step #1 Quality requirements identification
          B.3.3 Step #2 Specification of the evaluation
          B.3.4 Step #3 Design of the evaluation
          B.3.5 Step #4 Execution of the evaluation
          B.3.6 Step #5 Feedback to the organization
    Annex C (informative) Detailed explanation of metric scale types
                          and measurement types
      C.1 Metric Scale Types
      C.2 Measurement Type
      C.2 Measurement Type
          C.2.1 Size Measure Type
          C.2.2 Time measure type
          C.2.2 General
          C.2.3 Count measure type
    Annex D (informative) Term(s)
      D.1 Definitions
         D.1.1 Quality
         D.1.2 Software and user
         D.1.3 Measuremen

    Abstract - (Show below) - (Hide below)

    Defines external metrics for quantitatively measuring external software quality in terms of characteristics and sub characteristics defined in ISO/IEC 9126-1, and is intended to be used together with ISO/IEC 9126-1.

    General Product Information - (Show below) - (Hide below)

    Committee IST/15
    Development Note Also available as part of BS KIT 193. (03/2007)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 9241-10:1996 Ergonomic requirements for office work with visual display terminals (VDTs) Part 10: Dialogue principles
    ISO/IEC 9126-1:2001 Software engineering Product quality Part 1: Quality model
    ISO/IEC 14143-1:2007 Information technology — Software measurement — Functional size measurement — Part 1: Definition of concepts
    ISO/IEC 14598-1:1999 Information technology Software product evaluation Part 1: General overview
    ISO/IEC 2382-20:1990 Information technology Vocabulary Part 20: System development
    ISO/IEC 14598-6:2001 Software engineering Product evaluation Part 6: Documentation of evaluation modules
    ISO/IEC 14598-4:1999 Software engineering Product evaluation Part 4: Process for acquirers
    ISO/IEC 14598-2:2000 Software engineering Product evaluation Part 2: Planning and management
    ISO/IEC 12207:2008 Systems and software engineering Software life cycle processes
    ISO/IEC TR 9126-3:2003 Software engineering Product quality Part 3: Internal metrics
    ISO/IEC 14598-3:2000 Software engineering Product evaluation Part 3: Process for developers
    ISO/IEC 14598-5:1998 Information technology Software product evaluation Part 5: Process for evaluators
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