4. History Research and development in scientific and military fields (1960) 1962, J.C.R Licklider of MIT, first proposed a global network of computer MIT & UCLA formed the basis of Internet connections Lawrence Roberts connected a Massachsetts comouter with a California computer in 1965 over dial-up telephone lines.
5. History Known as ARPANET by Roberts developed his plan for ARPANET in 1966 In 1969, four major computers at universities in the southwestern US got connected Used by experts, engineers, scientists Learn how to use Complex system
7. TYPES: Dail-up Internet Access 2. ISDN Internet Access 3. DSL Internet Access 4. Cable Internet Access 5. Fiber-optic Internet Access 6. Power-line Internet Access
8. Dail-up It is a form of access to the world wide web that uses telephone lines. The user's computer or router uses an attached modem connected to a telephone line to dial into an Internet Service Provider's (ISP) node to establish a modem to modem link.
9. ISDN Integrated Service Digital Network (ISDN) is circuit-switched telephone network system. It is a set of communication standards for simutaneous voice, video, data, and other network services over the traditional circuits of the public swtiched telephone network. ISDN connections are popular in Europe.
10. DSL The video below compared DSL vs Dail-up http://www.youtube.com/watch?v=mI6Uh6D3NvA&feature=player_embedded
11. Cable It refers to the Internet access provided through the cable connections of the television.
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13. The process of communicating using fiber-optics involves the following basic steps: 1.Creating the optical signal involving the use of a transmitter 2.Relaying the signal along the fiber 3.Ensuring that the signal does not become too distorted or weak, 4.Receiving the optical signal, and converting it into an electrical signal.
14. Power-line In this kind of data transmission the power distribution line is utilized. Consumers can buy powerline adapter sets at most electronics retailers and use those to establish a wired connection using the existing electrical wiring in the home.
16. Introduction A local area network (LAN) Broadcast from a central hub, which is a hard-wired device that actually brings in the internet connection Convenient both at home and workplace
17. Types of Wireless Wi-fi Internet Access Providers WiBro Internet Access Providers WiMAX Internet Access Providers UMTS-TDD Internet Access Providers EVDO Internet Access Providers Satellite Internet Access Providers
18. Wi-fi Internet Access Offers access of internet through WLAN or wireless local area networks The coverage of one or more access points-called hotspots-can comprise an area as small as a few rooms or as large as many square miles Provide private and public internet access
19. WiBro Internet Access A portable internet service provider Offers a high data rate-wireless internet access at anytime and any part of the world The latest technological gift of Korea
20. WiMAX Internet Access A telecommunications protocol that provides fixed and mobile Internet access Enable the delivery of wireless broadband access as a replacement to cable and DSL connections Suitable for the potential applications
21. Conclusion Advantages and convenience of wireless internet access Useful in some public areas to attract customers and clients Improvement of technology and further development of wireless internet access
25. Effect on Modern Life changed the way we live in society and the way people interact with each other a new way to communicate, through E-mail and web cams as well as social networking sites it is a sort of modern library where anything imaginable can be researched not only in the virtual sense has it changed the world but also in the physical sense
