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Fundamentals of INTERNET G.Somashekar ? INTERNET ,[object Object],[object Object],[object Object]
Fundamentals of INTERNET G.Somashekar NETWORK Network is simply a group of computers that are connected together for sharing information and resources ,[object Object],[object Object],[object Object],Reasons for Networking
Fundamentals of INTERNET G.Somashekar History of Internet 1969 : ARPA (Advanced Research Project Agency) Created ARPANET 1979 : USENET News was launched with Non-govt, academic Network. 1980: US Govt. (National Science Foundation) Setup 5 Supercomputer centres of the Internet. 1990: ARPANET was dismantled and other networks Came up 1993 : NSF created an organisation called InterNIC to set standards. 1995 : NFS move out to become commercial.
Fundamentals of INTERNET G.Somashekar Applications of the INTERNET ,[object Object],[object Object],[object Object],[object Object],[object Object]
Fundamentals of INTERNET G.Somashekar Applications of the INTERNET ,[object Object],[object Object],[object Object]
Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET 1. Dial-up Access In this type of connection you connect to the Internet via a modem and regular telephone lines.
Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET 2. Direct or Dedicated Connections A full Internet access by dedicating a leased phone line between the network (or individual PC) and an Internet service provider (such as VSNL or Department of Telecommunication in India).
Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET Domain Name Services Refers to the systematic hierarchical organisation of domain names that helps in locating a computer on the Internet. IP Addresses Each DNS name has a correcsponding numeric address called IP Address that specifies the location of a computer on the internet. IP addresses can be compared with telephone numbers. Ex; 202.54.24.230 usually nonprofit organizations .org network access provder .net U.S. military entity .mil U.S. government entity .gov educational institution .edu commercial enterprise .com
Fundamentals of INTERNET G.Somashekar ACCESS THE WORLD WIDE WEB ,[object Object],[object Object],Communicating using E-Mail ,[object Object],[object Object],[object Object]
Fundamentals of INTERNET G.Somashekar Languages and functions ,[object Object],[object Object],[object Object],[object Object],[object Object]
Fundamentals of INTERNET G.Somashekar Thank You

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Internet

  • 1.
  • 2.
  • 3. Fundamentals of INTERNET G.Somashekar History of Internet 1969 : ARPA (Advanced Research Project Agency) Created ARPANET 1979 : USENET News was launched with Non-govt, academic Network. 1980: US Govt. (National Science Foundation) Setup 5 Supercomputer centres of the Internet. 1990: ARPANET was dismantled and other networks Came up 1993 : NSF created an organisation called InterNIC to set standards. 1995 : NFS move out to become commercial.
  • 4.
  • 5.
  • 6. Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET 1. Dial-up Access In this type of connection you connect to the Internet via a modem and regular telephone lines.
  • 7. Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET 2. Direct or Dedicated Connections A full Internet access by dedicating a leased phone line between the network (or individual PC) and an Internet service provider (such as VSNL or Department of Telecommunication in India).
  • 8. Fundamentals of INTERNET G.Somashekar Getting Connected to INTERNET Domain Name Services Refers to the systematic hierarchical organisation of domain names that helps in locating a computer on the Internet. IP Addresses Each DNS name has a correcsponding numeric address called IP Address that specifies the location of a computer on the internet. IP addresses can be compared with telephone numbers. Ex; 202.54.24.230 usually nonprofit organizations .org network access provder .net U.S. military entity .mil U.S. government entity .gov educational institution .edu commercial enterprise .com
  • 9.
  • 10.
  • 11. Fundamentals of INTERNET G.Somashekar Thank You