1. Discovering Computers Fundamentals, Third Edition CGS 1000 Introduction to Computers and Technology Spring 2007

2. Discovering Computers Fundamentals, Third Edition Topics Chapter 2 Chapter 2

3. Discovering Computers Fundamentals, Third Edition Chapter 2 The Internet and World Wide Web

4. Discovering Computers Fundamentals, Third Edition Topics Covered Definition of Internet Definition of Internet Internet Services Internet Services Internet providers Internet providers Domain Name Domain Name IP Address IP Address How data travels How data travels

5. Discovering Computers Fundamentals, Third Edition The World Wide Web What is a home page? What is a home page? The first page that a Web site displays Often provides connections to other Web pages What is downloading? What is downloading? The process of a computer receiving information Depending upon connection speed, downloading can take from a few seconds to several minutes

6. Discovering Computers Fundamentals, Third Edition The World Wide Web What is a URL? What is a URL? Uniform Resource Locator Unique address for a Web page What is a hyperlink? What is a hyperlink? Built-in connection to another related Web page location Item found elsewhere on same Web page Different Web page at same Web site Web page at a different Web site

7. Discovering Computers Fundamentals, Third Edition The World Wide Web How can you recognize links? How can you recognize links? Pointer changes to a small hand when you point to a link A link can be text or an image Text links are usually underlined and in a different color

8. Discovering Computers Fundamentals, Third Edition The World Wide Web What is a search What is a searchengine? Program used to find Web sites and Web pages by entering words or phrases called search text.

9. Discovering Computers Fundamentals, Third Edition The World Wide Web What is a subject directory? What is a subject directory? Search tool with organized set of topics and subtopics Lets you find information by clicking links rather than entering keywords

10. Discovering Computers Fundamentals, Third Edition The World Wide Web What are the eleven basic types of Web sites? 1. 1. Portal 2. 2. News 3. 3. Informational 4. 4. Business/Marketing 5. 5. Educational 6. 6. Entertainment 7. 7. Advocacy 8. 8. Blog 9. 9. Wiki 10. 10. Content Aggregator 11. 11. Personal

11. Discovering Computers Fundamentals, Third Edition The World Wide Web Portal Portal Website that offers variety of Internet services from a single convenient location. Like search engine, news, sports, weather etc, web publishing services, shopping, email, maps etc AOL, Yahoo!, Lycos, MSN etc

12. Discovering Computers Fundamentals, Third Edition The World Wide Web News News Website contains newsworthy material. Like current affairs, news, weather, sports etc CNN, Fox News

13. Discovering Computers Fundamentals, Third Edition The World Wide Web Informational Informational Website contains factual information. Like Govt. Agencies etc IRS,

14. Discovering Computers Fundamentals, Third Edition The World Wide Web Business/Marketing Business/Marketing Website contains content that promotes or sells products or services. Private companies Amazon

15. Discovering Computers Fundamentals, Third Edition The World Wide Web Educational Educational Website offers avenues for formal & informal teaching & learning opportunities. Universities, Online Learning HCC

16. Discovering Computers Fundamentals, Third Edition The World Wide Web Entertainment Entertainment Website offers interactive & engaging environment. Like music, videos, sports, games Shockwave.com

17. Discovering Computers Fundamentals, Third Edition The World Wide Web Advocacy Advocacy Website contains content that describes a cause, opinion or idea. Of a particular group or association

18. Discovering Computers Fundamentals, Third Edition The World Wide Web Blog Blog Short for Web Log. Informal website consisting of time-stamped articles or posts in a diary or journal format. Lists opinions, interests of author.

19. Discovering Computers Fundamentals, Third Edition The World Wide Web Wiki Wiki Collaborative web site that allows users to add, modify or delete content. Popular one is Wikipedia.

20. Discovering Computers Fundamentals, Third Edition The World Wide Web Content Aggregator Content Aggregator Business that gathers & organizes content & then distributes or feeds to subscribers for free or a fee. Technology is RSS (Really simple Syndication) Major news, stocks websites.

21. Discovering Computers Fundamentals, Third Edition The World Wide Web Personal Personal Private individual or family not associated with any organization. Contains personal information, pictures etc

22. Discovering Computers Fundamentals, Third Edition The World Wide Web Guidelines for evaluating the value of a website: Guidelines for evaluating the value of a website: 1. 1. Affiliation: A reputable institution should support the website without bias in information 2. 2. Audience: should be written at an appropriate level. 3. 3. Authority: list author & appropriate credentials 4. 4. Content: well organized & links should work 5. 5. Currency: information is current 6. 6. Design: pages should download quickly, look is pleasing & easy to navigate 7. 7. Objectivity: little advertisement & free of preconceptions

23. Discovering Computers Fundamentals, Third Edition Questions?