1.  2002 Prentice Hall, Inc. All rights reserved. Chapter 1 – Introduction to the Internet and World Wide Web Outline 1.1Introduction 1.2World Wide Web Consortium (W3C) 1.3History of the Internet 1.4History of the World Wide Web 1.5Future of Computing 1.6History of SGML 1.7XML and XML How to Program 1.8A Tour of the Book 1.9W3C XML Resources 1.10Internet and World Wide Web Resources

2.  2002 Prentice Hall, Inc. All rights reserved. 1.1 Introduction Updates and information –www.deitel.com

3.  2002 Prentice Hall, Inc. All rights reserved. 1.2 World Wide Web Consortium (W3C) World Wide Web Consortium (W3C) –Primary goals make the web universally accessible Standardization –Process of recommendation Working draft Candidate Recommendation Proposed Recommendation Fina; –Hosts MIT INRIA Keio University

4.  2002 Prentice Hall, Inc. All rights reserved. 1.3 History of the Internet Early Networking –Advanced Research Projects Agency Created ARPAnet –Grandparent of Internet –Used packet switching to rout data –TCP/IP Protocols to ensure Internet reliability and identification

5.  2002 Prentice Hall, Inc. All rights reserved. 1.4 History of the World Wide Web World Wide Web –Designed to allow users to communicate Via text Sound Visual Media –Standardized Generalized Markup Language (SGML) Expanded to create HTML

6.  2002 Prentice Hall, Inc. All rights reserved. 1.5 Future of Computing Future Computing –Replace TV? Radio? Newspapers? –Increasing bandwidth More information Higher quality media

7.  2002 Prentice Hall, Inc. All rights reserved. 1.6 History of SGML SGML –Designed for common legal document format –Used Style Sheets Format documents –Structured via document type definition (DTD)

8.  2002 Prentice Hall, Inc. All rights reserved. 1.7 XML and XML How To Program XML –Used for marking up data –Makes documents human readable –Makes documents computer manipulable –Separation of content and its presentation –Text based (Anybody can create a XML document) XSL and XLink –Present and link data