ISO/IEC INTERNATIONAL STANDARD 20926 Secondedition 2009-12-01 Software and systems engineering Software measurement —IFPUG functional size measurement method 2009 Ingenierie du logiciel et des systemes - Mesurage du logiciel- Methode IFPUG 2009 de mesurage de la taille fonctionnelle Reference number ISO/EC 20926:2009(E) IEC @ISO/IEC 2009 ISO/IEC20926:2009(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The IsO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2009 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either Iso at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 4122 749 01 11 Fax + 4122749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii ISO/IEC 2009-All rightsreserved ISO/IEC20926:2009(E) Contents Page Foreword .iv Introduction 1 Scope. 1.1 Purpose 1.2 Conformity 1.3 Applicability 1.4 Audience 2 Normative references.. 3 Terms and definitions... 4 Abbreviated terms. 5 Measurement Process .... 5.1 Overview............. 5.2 Gather the available documentation ... 9 5.3 Determine the counting scope and boundary and identify Functional User Requirements 5.4 Measuredatafunctions... 10 5.5 Measure transactional functions ... 13 5.6 Measureconversionfunctionality. 19 5.7 Measure enhancement functionality .. 19 5.8 Calculate functional size ..... 19 5.9 Document the function point count.. 21 5.10 Report the result of the function point count. 21 AnnexA(informative)Consolidatedcomplexityandfunctional sizetables. .23 Bibliography 24 @ ISO/IEC 2009 -All rights reserved ii