BS ISO/IEC 26551:2016 BSl Standards Publication SE Licensed copy: Heriot- Watt, Heriot-Watt University Library, Version correc Software and systems engineering Tools and methods for product line requirements engineering bsi. BS ISO/IEC 26551:2016 BRITISH STANDARD National foreword This British Standard is the UK implementation of ISO/IEC 26551:2016. It supersedes BS ISO/IEC 26551:2012 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee IST/15, Software and systems engineering. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2016. Published by BSI Standards Limited 2016 ISBN 978 0580914034 ICS 35.080 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 May 2016. Amendments/corrigenda issued since publication Date Text affected BS ISO/IEC 26551:2016 INTERNATIONAL ISO/IEC STANDARD 26551 Secondedition 2016-05-01 Software and systems engineering Tools and methods for product line requirements engineering Ingenierie du logiciel et des systemes - Outils et méthodes pour I'ingénierie d'exigences pour gammes de produits Reference number ISO/IEC26551:2016(E) E( @IS0/IEC 2016 BS ISO/IEC 26551:2016 IS0/IEC 26551:2016(E) COPYRIGHT PROTECTED DOCUMENT IS0/IEC 2016, Published in Switzerland All 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 Iso's member body in the country of the requester. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org ii @ IS0/IEC 2016 - All rights reserved BS ISO/IEC 26551:2016 IS0/IEC 26551:2016(E) Contents Page Foreword ..vi Introduction. ..vi 1 Scope. 2 Normative references .... 3 Terms and definitions 4 Reference model for product line requirements engineering. ..3 5 Product line scoping ..7 5.1 Product scoping. ..8 5.1.1 Purpose of product scoping. ..8 5.1.2 Structure information to be used for scoping .9 5.1.3 Identify products 5.1.4 Analyse common and variable features. ..10 5.1.5 Define a product portfolio. .10 5.2 Domain scoping ..10 5.2.1 Purpose of domain scoping. .10 5.2.2 Identify functional domains ..11 5.2.3 Map features to functional domains ..11 5.2.4 Define domain scope ..12 5.3 Asset scoping. ..12 5.3.1 Purpose of asset scoping ..12 5.3.2 Gather historical data from existing single products ..13 5.3.3 Estimate additional effort required to adapt potential assets. 5.3.4 Estimate expected development effort for new products in the product portfolio definition. ..14 5.3.5 Estimate economic benefits from reusing proposed assets. ..14 5.3.6 Derive asset proposals from economic evaluation results. ..15 6 Domain reguirements engineering ..15 6.1 Domain requirements elicitation ..16 6.1.1 Purpose of the domain requirements elicitation. ..16 6.1.2 Draw a context diagram. ..17 6.1.3 Gather domain information .17 6.1.4 Identify initial domain requirements. ..18 6.1.5 Review the elicited initial domain requirements .18 6.2 Domain requirements analysis .19 6.2.1 Purpose of the domain requirements analysis .19 6.2.2 Classify and balance initial domain reguirements 20 6.2.3 Analyse commonalities and variabilities. 20 6.2.4 Model domain requirements. .21 6.2.5 Create prototypes and analyse feasibility .21 6.2.6 Develop conceptual test cases and scenarios for acceptance testing. .22 6.2.7 Review the analysed domain requir