1、 Reference numberISO/IEC TR 12785-3:2012(E)ISO/IEC 2012 TECHNICAL REPORT ISO/IECTR12785-3First edition2012-05-01 Information technology Learning,education,and training Content packaging Part 3:Best practice and implementation guide Technologies de linformation Apprentissage,ducation et formation Paq
2、uetage du contenu Partie 3:Meilleure pratique et guide de mise en application ISO/IEC TR 12785-3:2012(E)COPYRIGHT PROTECTED DOCUMENT ISO/IEC 2012 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 mechani
3、cal,including photocopying and microfilm,without permission in writing from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel.+41 22 749 01 11 Fax +41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Pub
4、lished in Switzerland ii ISO/IEC 2012 All rights reserved ISO/IEC TR 12785-3:2012(E)ISO/IEC 2012 All rights reserved iii Contents Page Foreword.iv0.Introduction.v1 Scope.12 Normative references.13 Terms and definitions.14 Abbreviated terms.45 Using content packages Use cases and practices.45.1 Typic
5、al practice.45.2 Keeping control over resources after a package has been published.55.3 Aggregate content at an appropriate level of granularity.65.4 Specialized packages with combination of various specifications.85.5 Working with child-manifests and applying IMS simple sequencing rules using the n
6、ew IPointer mechanism.95.6 Packaging METS and other complex object encodings.105.7 Using alternative organization structures,such as topic maps.125.8 Working with alternative resources.135.9 Avoiding repeated lists of the same assets for different resources.155.10 Working with local and global ident
7、ifiers.175.11 Support for multiple languages in titles.17Annex A(informative)Document provenance.19Annex B(informative)Intellectual property acknowledgements.20Bibliography.21 ISO/IEC TR 12785-3:2012(E)iv ISO/IEC 2012 All rights reserved Foreword ISO(the International Organization for Standardizatio
8、n)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 w
9、ith 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 est
10、ablished 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
11、 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.In exceptional circumstances,when the joint technical committee has collected data of a different kind from that which is normally p
12、ublished as an International Standard(“state of the art”,for example),it may decide to publish a Technical Report.A Technical Report is entirely informative in nature and shall be subject to review every five years in the same manner as an International Standard.Attention is drawn to the possibility
13、 that some of the elements of this document may be the subject of patent rights.ISO shall not be held responsible for identifying any or all such patent rights.ISO/IEC TR 12785-3 was prepared by Joint Technical Committee ISO/IEC JTC 1,Information technology,Subcommittee SC 36,Information technology
14、for learning,education and training.ISO/IEC 12785 consists of the following parts,under the general title Information technology Learning,education,and training Content packaging:Part 1:Information model Part 2:XML binding Part 3:Best practice and implementation guide Technical Report ISO/IEC TR 127
15、85-3:2012(E)ISO/IEC 2012 All rights reserved v 0.Introduction 0.1 Purpose and overview The primary focus of this part of ISO/IEC 12785 is on sharing existing best practice and providing suggested practice for implementing the functionality included in this part of ISO/IEC 12785.The ISO/IEC 12785 ser
16、ies has been commonly used in the learning,education,and training(LET)domain and this part of ISO/IEC 12785 is intended to support this use.It focuses on the construction of instances of manifest documents and the content packages they define.0.2 Compatibility Given the widespread adoption of IMS Content Packaging and the proliferation of hundreds of thousands of IMS content packages,it is important that existing software components continue to process content packages they were designed to hand
