1 / 50

The Internet

The Internet. What is the Internet?. A worldwide network of computers which are connected to each other. The Internet makes disseminating information quick and easy. 3 Features of the Internet. The Web (WWW) Discussion Lists (also known as discussion boards or forums) Email.

saterfiel
Download Presentation

The Internet

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. The Internet

  2. What is the Internet? A worldwide network of computers which are connected to each other. The Internet makes disseminating information quick and easy.

  3. 3 Features of the Internet • The Web (WWW) • Discussion Lists (also known as discussion boards or forums) • Email

  4. Comparing Internet Features

  5. The Web Also known as the World Wide Web, this is where you will find Web sites.

  6. Types of Web Sites • Commercial (.com sites) • Educational (.edu sites) • Government (.gov sites) • Organizational (.org sites)

  7. Commercial Web Sites These are the types of Web sites designed to sell a product or service. You will usually find advertising on this type of site. These are probably the most common type of Web sites on the Web. For example, Amazon.com

  8. Educational Web Sites These are the Web sites of colleges, universities, and some K-12 schools. Also, many Web sites created by professors tend to be .edu sites. An example of an educational Web site: DSU’s Web site

  9. Government Web Sites There are both federal and state government Web sites on the Internet. Information for local governments may be found within state government Web sites or other sites. An example of a government Web site: the United States Dept. of Agriculture Web Site.

  10. Organizational Web Sites These are Web sites created by non-profit organizations, such as the American Red Cross Web Site.

  11. Search Tools for Finding Web Sites on the Web • Search Engines • Directories

  12. What is a Search Engine? A computer program for retrieving information from the Web. Search engines are used when you want to do a KEYWORD SEARCH for Web sites. Use a search engine when you want to find Web sites containing a particular word, phrase, or quote.

  13. 2 Types of Search Engines • Individual Search Engines • Meta-Search Engines

  14. Individual Compile their own lists of search results Use spiders to search the Web Meta-Search Group lists of individual search engines’ results together Use individual search engines to search the Web Individual and Meta-Search Engines

  15. Examples of Individual Search Engines • Google (www.google.com) • Lycos (www.lycos.com) • Alta Vista (www.altavista.com) • Go.com (go.com) (No www prefix) • msn (www.msn.com)

  16. Examples of Meta-Search Engines • Dogpile (www.dogpile.com) • Metacrawler (www.metacrawler.com) • Search.com (www.search.com)

  17. What is a Directory? A categorized listing of Web sites. In a directory, you will find broad subjects. Under each subject, there are more specific topics. Under the topics, you’ll find Web sites. Use a directory to BROWSE for Web sites by subject.

  18. Examples of Directories • Dmoz Open Directory Project • (www.dmoz.org) • Yahoo! (www.yahoo.com) • Google Directory • (www.google.com/dirhp)

  19. Main Differences Between a Search Engine and a Directory Search engines are for keyword or phrase searching and directories are for subject browsing. Search engines operate without human intervention, but directories use subject categories created by human editors.

  20. What is a Discussion List? A discussion list, also known as a discussion forum or group, is a feature of the Internet which allows you to communicate with others on the Web. In a discussion list, you can send messages to others and read their messages.

  21. 2 Types of Discussion Lists • General • Subject Specific

  22. Examples of General Discussion Lists • Google Groups • (www.google.com/grphp) • Yahoo! Groups • (http://groups.yahoo.com)

  23. Examples of Subject Specific Discussion Lists • Internet.com Forums • Civil War Forum

  24. Google Discussion Groups

  25. What is Email? Similar to discussion lists, email is also a feature of the Internet which allows you to communicate with others. However, there is a main difference: discussion lists are mostly for group communication and email is mostly for communication between individuals.

  26. 2 Types of Email Accounts • Commercial Email Accounts (Freely available on the Internet and usually free of charge) • Email Accounts Associated with a School, Business, or Other Organization (only available to those associated with the organizations)

  27. Examples of Freely Available Email Accounts on the Internet • Hotmail (www.hotmail.com) • Yahoo! Mail (www.yahoo.com) • Excite (www.excite.com)

  28. An Example of an Email Account Not Available to Everyone • A Delta State University email account (Only available to students and faculty of DSU)

  29. Netiquette

  30. What is Netiquette? Netiquette is exercising common courtesy when using the Internet. It requires using caution when posting messages in a discussion forum and when sending someone a message through email.

More Related