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Internet and Intranets Chapter 11

Internet and Intranets Chapter 11. By Stephen Harris. What is the Internet?. Made up of many networks. What is a network? Computers that are connected and can share information. schools homes organizations businesses. Wide Area Network (WAN)

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Internet and Intranets Chapter 11

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  1. Internet and IntranetsChapter 11 ByStephen Harris

  2. What is the Internet? • Made up of many networks. • What is a network? • Computers that are connected and can share information. • schools • homes • organizations • businesses

  3. Wide Area Network(WAN) Connects computers over a large geographic area, such as a city, county or country. Usually found on a much smaller area, such as a college campus. Local Area Network(LAN) Connects individual computers to one another. Could be a network within a lab or a single building. Types of networks:

  4. Example of a LAN

  5. How do I connect to the Internet? • You will need a modem. • Modem and phone. • Cable modem. • You will need an Internet Service Provider(ISP)

  6. Connecting to the Internet

  7. Electronic mail. Bulletin boards Chatrooms Audio communications. Video communications. Search for information. Yahoo is a good subject catalog. Altavista is a search engine. What can I do on the Internet?

  8. How do I use email? • Unique ID • each user on the internet has a unique address. • example: ga_harris@yahoo.com • “ga_harris” is the name. • “yahoo” is the computer network. • “com” is the type of organization.

  9. Examples of organization abbreviations?

  10. Communicating on the internet. • Newsgroups • also called “chat groups” or “conferences” • Mailing lists • also called “listservs”

  11. World Wide Web • Commonly called “the Web” • Not separate from the internet. • “rides” on top of it. • Information exchanged using protocol. • Hypertext transfer protocol (HTTP)

  12. Web Pages • Individual pages are grouped together to become a website. • Accessed by entering the uniform resource locator (URL) • example: www.tamu-commerce.edu • Hypertext Markup Language (HTML)

  13. Hypertext Markup Language HTML • Set of formatting commands. • Requires programs to read. • Examples: • Internet Explorer • Netscape • Software available to create pages. • Example: Microsoft Frontpage

  14. What is an Intranet? • Internal network for companies or schools. • Allows remote access via dialing in to network. • Unwanted users controlled via “firewall.”

  15. CONFIGURATION OF A NETWORK

  16. A S S U R E MODEL • Analyze Learners • State Objectives • Select Methods, Media, and Materials • Utilize Media and Materials • Require Learner Participation • Evaluate and Revise

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