1. eXtensible Markup Language
Derek Goüde
Stephanie Zhao

2. Presentation Topics Who, what, when, why of XML? How is XML used?
Benefits of XML
Costs of XML
Related Articles
Summary

3. What is XML? Markup Language XML
Metalanguage: type of language that describes another
XML
Universal format for structured documents/data
Describes and organizes information
Not a ML, but a specification for defining ML

4. Who & When? 1970s invention of GML 1986 SGML adopted by ISO
Mark up technical documents with structural tags
1986 SGML adopted by ISO
specification for defining markup languages
Application: HTML
1990s XML Created
Jon Bosak, Tim Bray, James Clark and others

5. Why XML? W3C Standard Universal data interchange between dissimilar
systems
Separate form and content
Industries can specify how to store data
Easily import and process information

6. Tag Flexibility
Intuitive
Human Language
HTML not practical

7. How is XML used? Store data Exchange data Web publishing
Easily customize pages and applications
Web searching and automating Web tasks
Useful results in the right context

8. XML Uses cont’d General applications E-business applications
Use, store, transmit, and display data
E-business applications
More accessible for EDI between B2B, B2C
Wireless computing
Portable and structured information for display on PDAs, cell phones

9. Benefits of XML Content identification Databasing Enforced structure
Text elements defined
Databasing
Text broken down to component parts
Enforced structure
Conforms to template or DTD
Merging materials from diverse suppliers
Lack of formatting makes it easy
International Standard (W3C)
Widespread support from vendors

10. XML Benefits cont’d Industry standardization (W3C)
Inter-industry data exchange
Platform independent
Transferrable to hardware and operating systems
Software independent
Variety of XML compliant tools
Endurance
No potential for data loss
Repurpose data for different publication media
Formatting done in JIT basis

11. Costs of XML Training Specialized software Legacy conversions
Resistance to change
Changes in processes
Specialized software
Expensive implementation
Staff learning curve costs
Legacy conversions
Timely
Complex

12. “Shopping Without Dropping”
Reasons for switching from EDI to XML(ebXML)
Reliability
Duplicate Orders
Automatic Retry In Event of Failure
Reduction of Risk Exposure
Decreases In Amount of Customer Support Required
Image Source: ustacticalsupply.com

13. “The Benefits of ebXML for e-Business”
Business to Business
Database to Database
W3C Standard
Image Source: The Benefits of ebXML for e-Business

14. Summary of XML Universal format for structured documents/data
Designed to separate form and content
Facilitates automated data exchange
Allow people to share, trade, collaborate info

15. Questions?