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Unformatted text preview: rmation Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet Interactive Session: People Monitoring Employees on Networks: Unethical or Good Business? • Read the Interactive Session and then discuss the following questions: • Should managers monitor employee e-mail and Internet usage? Why or why not? • Describe an effective e-mail and Web use policy for a company. 6.29 Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet The World Wide Web • HTML (Hypertext Markup Language): • • Hypertext Transfer Protocol (HTTP): • • Addresses of Web pages E.g. http://www.megacorp.com/content/features/082602.html Web servers • 6.30 Communications standard used for transferring Web pages Uniform resource locators (URLs): • • • Formats documents for display on Web Software for locating and managing Web pages Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet • The World Wide Web Search engines • • • Shopping bots • • Use intelligent agent software for searching Internet for shopping information Semantic Web • 6.31 Started in early 1990s as relatively simple software programs using keyword indexes Today, major source of Internet advertising revenue via search engine marketing, using complex algorithms and page ranking techniques to locate results Collaborative effort to make Web searching more efficient by reducing the amount of human involvement in searching for and processing Web information Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet The World Wide Web • Web 2.0 • • Blogs: Chronological, informal Web sites created by individuals using easy-to-use weblog publishing tools • RSS (Really Simple Syndication): Syndicates Web content so aggregator software can pull content for use in another setting or viewing later • 6.32 Second-generation interactive Internet-based services enabling people to collaborate, share information, and create new services online Wikis: Collaborative Web sites where visitors can add, delete, or modify content on the site Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet How Google Works Figure 6-13 The Google search engine is continuously crawling the Web, indexing the content of each page, calculating its popularity, and storing the pages so that it can respond quickly to user requests to see a page. The entire process takes about one-half second. 6.33 Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet Major Web Search Engines Figure 6-14 Google is the most popular search engine on the Web, handling 56 percent of all Web searches. 6.34 Essentials of Business Information Systems Chapter 6 Telecommunications, the Internet, and Chapter Wireless Technology Wireless The Global Internet Intranets and Extranets • Intranets • Use existing network infrastructure with Internet connectivity standards software developed for the Web...
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This document was uploaded on 02/11/2014.

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