CHAPTER 2 THE INTERNET THE WEB AND ELECTRONIC

CHAPTER 2 THE INTERNET, THE WEB, AND ELECTRONIC COMMERCE Mc. Graw-Hill Technology Education © 2006 by the Mc. Graw-Hill Companies, Inc. All rights reserved.

Competencies Discuss the origins of the Internet and the Web Describe how to access the Web Discuss Internet communications Describe Internet search tools Discuss electronic commerce Discuss Web utilities Page 28 2

The Internet and the Web Large network that connects smaller networks globally Launched in 1969 National computer network US funded project called ARPANET World Wide Web introduced in 1992 at CERN Page 30 3

Common Internet Uses Communicating Exchange e-mail Discussion Groups Shopping Searching Entertainment Education or e-learning Page 30 4

Access Providers Common way to access the Internet Commercial Internet Service Providers (ISP) National Regional Wireless service providers Page 31 5

Browser Basics Programs that provide access to Web resources Allow you to surf the Internet Two well-known browsers Netscape Navigator Microsoft Internet Explorer Address or location of the resource must be specified URL Page 32 6

URLs Uniform Resource Locator All URLs have at least two parts Protocol Domain name Locates Web sites Page 33 7

More on Browsers interpret HTML commands Hypertext Markup Language Contained in a document Display document as a Web page Page 33 8

Communication Most popular Internet activity Types of communication E-Mail Address Discussion Groups Page 34 9

Discussion Group Terms Term Description Flaming Insulting, putting down, or attacking Lurking Reading news but not joining in to contribute RFD Request for discussion Saint Someone who aids new users by answering questions Thread A sequence of ongoing messages on the same subject Wizard Someone who has comprehensive knowledge about a subject Page 37 13

Search Tools Search engines Metasearch engines Specialized search engines Page 40 14

Electronic Commerce Also known as e-commerce Buying and selling of goods over the Internet Business-to-consumer (B 2 C) Consumer-to-consumer (C 2 C) Business-to-business (B 2 B) Page 42 17

Web Storefronts Virtual stores Web storefront creation packages Also called commerce servers Help businesses create virtual stores Allow visitors to register, browse, and make purchase Page 43 18

Web Auctions Consumer-to-consumer e-commerce (C 2 C) Similar to traditional auctions Types Auction house sites Person-to-person auction sites Page 43 19

Security Payment methods must be fast, reliable, and secure Three basic options Checks Credit card Electronic cash E-cash Cybercash Digital cash Page 44 20

Web Utilities Telnet FTP Plug-ins Filters Page 45 Plug-in Source Acrobat Reader www. adobe. com Media Player www. microsoft. com Quick. Time www. apple. com Real. Player www. real. com Shockwave www. macromedia. com 21

A Look to the Future Internet 2 A high bandwidth project for media-intensive files Collaboration of universities, the government, and private industry 100 times faster than the Internet Not a separate Internet Page 47 22

Discussion Questions (Page 1 of 2) Discuss the uses of the Internet. Which activities have you participated in? Which one do you think is the most popular? Explain the differences between the three types of providers. What are the basic elements of an e-mail message? Page 54 23

Discussion Questions (Page 2 of 2) What are the types of discussion groups? Describe any groups you participate in. Describe the different types of search engines. Give an example of the type of search each engine is best for. Page 54 24