7-3: The Internet

A. The Internet

World's largest implementation of client/server computing and internetworking

  1. Internet
    • Linking of separate networks, each of which keeps own identity, into an interconnected network
    • Began in early 1970's to link scientists and professors
    • Connect through ISPs or domains
      • ISP - Internet Service Provider; commercial organization with a permanent connection to internet that sells subscriptions
      • Domains - Business firms, university or research centers

B. Internet Addressing and Architecture

  1. Domain Name System
    • Converts IP address to domain names
    • Domain Name - Corresponds to unique 32-bit numeric IP address for each computer connected to internet
    • Hierarchical Structure
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