tailieunhanh - Lecture Introduction to XML: Issues in Electronic Information Exchange

After completing this unit, you should be able to: Describe the types of information exchange that occur in modern computer systems, describe information exchange issues that exist in modern computer systems, describe what is needed to address many of the issues that exist in information exchange. | Welcome to Issues in Electronic Information Exchange Copyright IBM Corporation 2004 Course materials may not be reproduced in whole or in part without the prior written permission of IBM. Unit Objectives After completing this unit you should be able to Describe the types of information exchange that occur in modern computer systems Describe information exchange issues that exist in modern computer systems Describe what is needed to address many of the issues that exist in information exchange Copyright IBM Corporation 2004 Electronic Information Exchange 1 of 2 Electronic information exchange is a simple concept - Electronically encoded information of one sort or another moves among software units during the execution of some domainbusiness related function. There are several contexts for information exchange - Intra-application - information movement among the parts of an application. -Inter-application - information movement between applications in the same company system. - Intercompany - information movement between companies. - Inter-system - information movement between systems in the same company. There are problem dimensions in each context that shape the way information is exchanged. Some of the problems are common but each context also has unique issues to deal with. Copyright IBM Corporation .

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