ISO_IEC_250002014_ed.2_-_id.64764_Publication_PDF_en.pdf

Systems and software engineering Systems and software Quality Requirements and Evaluation(SQuaRE)Guide to SQuaREIngnierie des systmes et du logiciel Exigences de qualit des systmes et du logiciel et valuation(SQuaRE)Guide de SQuaRE ISO/IEC 2014INTERNATIONAL STANDARDISO/IEC25000Second edition2014-03-15Reference numberISO/IEC 25000:2014(E)ISO/IEC 25000:2014(E)ii ISO/IEC 2014 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO/IEC 2014All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized otherwise in any form or by any means,electronic or mechanical,including photocopying,or posting on the internet or an intranet,without prior written permission.Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCase postale 56 CH-1211 Geneva 20Tel.+41 22 749 01 11Fax+41 22 749 09 47E-mail copyrightiso.orgWeb www.iso.orgPublished in Switzerland ISO/IEC 25000:2014(E)ISO/IEC 2014 All rights reserved iiiContents PageForeword.ivIntroduction.v1 Scope.12 Conformance.13 Normative references.14Termsanddefinitions.15 SQuaRE:Systems and software Quality Requirements and Evaluation-the series of standards on product quality requirements and evaluation.75.1 Organisation of SQuaRE series of standards.75.2 SQuaRE:overview of documents within series.85.3 SQuaRE common models.10Annex A(informative)Relationship between SQuaRE series and other ISO Standards.14Annex B(informative)History and transition process between ISO/IEC 9126,ISO/IEC 14598 and ISO/IEC 25000 SQuaRE series of standards.19Annex C(informative)Examples of the application of ISO/IEC 25000 SQuaRE series of standards.21Annex D(informative)Background and needs for SQuaRE series.24Bibliography.26 ISO/IEC 25000:2014(E)ForewordISO(the International Organization for Standardization)and IEC(the International Electrotechnical Commission)form the specialized system for worldwide standardization.National bodies that are members of ISO or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity.ISO and IEC technical committees collaborate in fields of mutual interest.Other international organizations,governmental and non-governmental,in liaison with ISO and IEC,also take part in the work.In the field of information technology,ISO and IEC have established a joint technical committee,ISO/IEC JTC 1.International Standards are drafted in accordance with the rules given in the ISO/IEC Directives,Part 2.The main task of the joint technical committee is to prepare International Standards.Draft International Standards adopted by the joint technical committee are circulated to national bodies for voting.Publication as an International Standard requires approval by at least 75%of the national bodies casting a vote.Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.ISO and IEC shall not be held responsible for identifying any or all such patent rights.ISO/IEC 25000 was prepared by Joint Technical Committee ISO/IEC JTC 1,Information technology,Subcommittee SC 7,Software and systems engineering.This second edition cancels and replaces the first edition(ISO/IEC 25000:2005),of which it constitutes a minor revision.The SQuaRE series of standards consists of the following divisions under the general title Systems and Software Quality Requirements and Evaluation(SQuaRE):ISO/IEC 2500n,Quality Management Division,ISO/IEC 2501n,Quality Model Division,ISO/IEC 2502n,Quality Measurement Division,ISO/IEC 2503n,Quality Requirements Division,and ISO/IEC 2504n,Quality Evaluation Division.ISO/IEC 25050 to ISO/IEC 25099 are reserved to be used for SQuaRE extension International Standards and/or Technical Reports.iv ISO/IEC 2014 All rights reserved ISO/IEC 25000:2014(E)IntroductionComputers are being used in an increasingly wide variety of application areas,and their intended and correct operation is often critical for business success and/or human safety.Developing or selecting high quality systems and products is therefore of prime importance.Comprehensive specification and evaluation of systems and software product quality is a key factor in ensuring adequate quality.This can be achieved by defining appropriate quality characteristics,while taking account of the intended use of the systems and software product.It is important that every relevant system and software product quality characteristic is specified and evaluated,whenever possible using validated or widely accepted measures.As quality characteristics and associated measures can be useful not only for evaluating a systems and software product but also for defining quality requirements,the predecessor of SQuaRE,ISO/IEC 9126:1991 has been replaced by two related multipart International Standards:ISO/IEC 9126(Software product quality)and