SQuaRE
Une introduction
SQuaRE
Software Engineering – Software product Quality Requirements and Evaluation (SQuaRE)
jeudi 12 juin 2008 3ISO/IEC SQuaRE, 2008
� ISO/CEI 9126 -x « Caractéristiques de qualité du logiciel et métriques »
� ISO/IEC 14598-x « Évaluation du produit logiciel »
jeudi 12 juin 2008 4ISO/IEC SQuaRE, 2008
� Part 1: Quality Model (2001)
� Part 2: External Metrics (2003)
� Part 3: Internal Metrics (2003)
� Part 4: Quality In Use Metrics (2004)
ISO/IEC 9126: Software Product Quality
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� Part 1: General Overview (1999)
� Part 2: Planning and Management (2000)
� Part 3: Process for Developers (2000)
� Part 4: Process for Acquirers (1999)
� Part 5: Process for Evaluators (1998)
� Part 6: Documentation of Evaluation Module (2001)
ISO/IEC 14598: Software Product Evaluation
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Quality in the life cycle
process quality
external measures
external quality
attributes
process measures
quality in use
attributes contexts of use
quality in use measures
internal measures
internal quality
attributes
influences influences
depends on
influences
depends ondepends on
process software product effect of software product
© ISO/IEC 25000
jeudi 12 juin 2008 7ISO/IEC SQuaRE, 2008
Relationship between ISO/IEC 9126 and ISO/IEC 14598 International Standards
14598-3
14598-4
14598-5
9126-1
14598-1
9126-2 9126-49126-3
Resourcesand
environment
Evaluationprocess
Effect of thesoftwareproduct
Softwareproduct
Evaluationsupport
14598-2
14598-6
Evaluationprocess
Internalmetrics
Externalmetrics
Quality inuse metrics
© ISO/IEC 25000
jeudi 12 juin 2008 8ISO/IEC SQuaRE, 2008
� ISO/CEI 250xx Software engineering -Software product Quality Requirements and Evaluation (SQuaRE)
jeudi 12 juin 2008 9ISO/IEC SQuaRE, 2008
SQuaRE Architecture
ISO/IEC 2503n: Quality Requirement Division
ISO/IEC 2500n: Product Quality General Division
ISO/IEC 2501n: Quality Model Division
ISO/IEC 2504n: Quality Evaluation Division
ISO/IEC 2502n: Quality Measurement Division
Core SQuaRE
SQuaRE Extension
© ISO/IEC JTC1/SC7/W6
ISO/IEC 25051ISO/IEC 25062
jeudi 12 juin 2008 10ISO/IEC SQuaRE, 2008
SQuaRE - 2500n: Software Product Quality Division
Umbrella document SQuaRE architecture modelTerminology from 14598-1Overview from 9126-1.
2500n: Software Product Quality2500n: Software Product Quality
25000: Guide to the SQuaRE25000: Guide to the SQuaRE
25001: Planning and Management25001: Planning and ManagementReplace 14598-2
jeudi 12 juin 2008 11ISO/IEC SQuaRE, 2008
ISO/IEC 25000: Guide to the SQuaRE
� Purpose and Justification:� Provide a general overview of SQuaRE as the umbrella
document of the SQuaRE series.� Guide users to use the SQuaRE series.
� Major Contents and Scope:� Common reference models and definitions, as well as the
relationship among the documents.� SQuaRE architecture model, terminology and overview� Explanation of the transition process between the old ISO/IEC
9126 and the 14598 series and SQuaRE
� Information on how to use the ISO/IEC 9126 and 14598 series in their previous form
� Input:� ISO/IEC 9126-1, ISO/IEC 14598-1
jeudi 12 juin 2008 12ISO/IEC SQuaRE, 2008
SQuaRE - 25010:Quality Model Division
2501n: Quality Model2501n: Quality Model
25010: Quality Model25010: Quality Model
Current 9126-1 minus generic explanations and quality metrics. Guide to Use of a quality model.
25012: Data Quality Model25012: Data Quality Model
New
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25010: Quality Model and Guide
�Purpose and Justification:
� Describe a model for software product quality
� Guide users to apply the model to the specific product
�Major Contents and Scope:
� Internal quality, external quality and quality in use
� Characteristics and sub-characteristics for internal and external quality
� Characteristics for quality in use
� Guide to use the quality model
�Input:
� ISO/IEC 9126-1, 14598-1
jeudi 12 juin 2008 14ISO/IEC SQuaRE, 2008
SQuaRE - 2502n: Quality Measures Division
From 9126-1 and 9126-2,-3,4 common parts
25020: Measurement reference Model and Guide25020: Measurement reference Model and Guide
25023: External Measures
25022: Internal Measures
25024: Quality In Use Measures
25021: Quality Measure Element25021: Quality Measure Element New
Replace 9126-3
Replace 9126-2
Replace 9126-4
2502n: Quality Measures2502n: Quality Measures
jeudi 12 juin 2008 15ISO/IEC SQuaRE, 2008
25020: Measurement Reference Model and Guide
�Purpose and Justification:� Give general information on the quality measurement as an umbrella
document of the division.� Give guides for selection and construction of software product quality
measures.
�Major Contents:� Overview, reference model and definitions. -- General requirements
(shall) for use of measures.� Guidance to users for selecting or developing, and applying metrics.� Criteria for selecting software quality measures and quality measure
elements. (Annex)� Demonstrating predictive validity and assessing measurement reliability.
(Annex)� Example format for documenting software quality measures. (Annex)
� Input:� ISO/IEC 9126-1, 14598-1
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25021: Quality Measure Elements (QME)
�Purpose and Justification:� Recommend a set of QME that are used frequently.� This set of QME can be used for quality requirements definition, quality evaluation, and for the prediction of other software engineering characteristics.
�Major Contents:
� a) Description of the concept of Quality measure elements.
� b) Considerations for using Quality measure elements.� c) A recommended set of Quality measure elements.
�Input:� ISO/IEC 9126-1, -2, -3, -4, ISO/IEC 14598-1
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SQuaRE SQuaRE SQuaRE SQuaRE - 2503n: Quality Requirement Division
2503n: Quality Requirement2503n: Quality Requirement
25030: Quality Requirements25030: Quality Requirements
Single volume standard and guides
General guide to Quality Requirements
Requirements for Quality Requirements
Quality in Use Requirement
External Quality Requirement
Internal Quality Requirement
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25030: Quality Requirements�Purpose and Justification:
Provide requirements and guides;� To identify software quality requirements,� To validate the completeness of a requirements specification, and
� To identify quality assurance criteria and acceptance criteria for a software product.
�Major Contents and Scope:� Concept of Quality Requirements.� Requirements and recommendations for the specification of software product quality requirements.
�Input:� ISO/IEC 9126-1,14598-1
jeudi 12 juin 2008 19ISO/IEC SQuaRE, 2008
SQuaRE - 2504n: Quality Evaluation Division
2504n: Quality Evaluation2504n: Quality Evaluation
25040: Evaluation Process Overview25040: Evaluation Process Overview
25041: Developers Process
25042: Acquirers Process
25043: Evaluators process
Major revision of 14598-1
Minor revision
Minor revision
Minor revision
25044: Evaluation module Minor revision
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25040: Evaluation Process Overview
�Purpose and justification:
� Describe the generic evaluation process.� Guide users to apply the quality model and measures.
�Major Contents and Scope:
� Introduction of the other parts of 2504n division. � General requirements for specification, design and execution of software product evaluation process.
� Framework for evaluating software product.� Requirements for methods of software product measurement and evaluation.
�Input:
� ISO/IEC 9126-1, ISO/IEC 14598-1
jeudi 12 juin 2008 21ISO/IEC SQuaRE, 2008
� ISO/IEC WD 25045, Software Engineering – Software product QualityRequirements and Evaluation (SQuaRE) – Evaluation Module for Recoverability
jeudi 12 juin 2008 22ISO/IEC SQuaRE, 2008
Relationship and transition process between ISO/IEC 9126, ISO/IEC 14598 and SQuaRE series of standards
25044: Process for evaluators 25043: Process for acquirers - 6: Doc of evaluation modules 25042: Process for developers - 5: Proc for evaluators 25041: Evaluation modules 25040: Quality evaluation reference model and guide
- 4: Proc for acquirers
25040: Quality Evaluation Division - 3: Proc for developers
25030: Quality requirements (NP) - 2: Planning and management
25030: Quality Requirements Division - 1: General overview 14598: Product evaluation
25024: Measurement of quality in use 25023: Measurement of external quality Quality requirements
25022: Measurement of internal quality Base metrics 25021: Measurement primitives (NP) Guides to use 9126 & 14598 25020: Measurement reference model and guide (NP) New Proposal 25020: Quality Measurement Division 25010: Quality model (Rev)
- 4: Quality in use metrics 25010: Quality Model Division - 3: Internal metrics 25001: Planning and management - 2: External metrics 25000: Guide to SQuaRE (NP) - 1: Quality model 25000: Quality Management Division 9126: Product quality
S QuaRE CURRENT
© ISO/IEC 25000
jeudi 12 juin 2008 23ISO/IEC SQuaRE, 2008
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