info tech chapter 2

•  World Wide Web - also known as the web, WWW or W3 - refers to all the public websites or web pages that users can access on their local computers and other devices through the internet.
• Web page is a single document on the web using a unique URL
• Website is a collection of multiple webpages in which information on a related topic or another subject is linked together under the same domain address.
• Major Events in the Creation of World Wide Web

  • march 1989
  • november 1990
  • march 1993
  • september 1993
  • october 1993
  • october 1994
• MARCH 1989 - WWW project was originated and started by Timothy and Barners 
• NOVEMBER 1990 - Revised version was developed by Net Computer
• MARCH 1993 - WWW was released by select group for testing
• SEPTEMBER 1993 - The National Center for Super Computing Association released first working version of Marc Andersen’s Mosaic for common platform
• OCTOBER 1993 - More than 500 HTTP (Hyper Text Transfer Protocol) servers were in operation
• OCTOBER 1994 - More than 1000 HTTP servers were in operation
• Internet

  • A linkage or interconnection among networks in space led to a new terminology known as internet.
• Internet

  • Fusion of inter connection among net works or the term internet.
• Internet

  • A means of connecting a computer to any other computer anywhere in the world via dedicated routers and server.
• Internet

  • When two computers are connected over the Internet.
• TIM BERNERS LEE – person who created the first website
• VINTON CERF – father of the Internet
• ROBERT KHAN - developed the computer operating protocol that enables different machines using different operating languages to communicate with each other
• RAY TOMLINSON - developed the concept of electronic Mail (e-mail) and who also selected the symbol @ for defining address
• USERS OF INTERNET

  • Individuals
  • Professionals
  • Businesses
• • Individuals people from all walks of life
• • Professionals people who uses internet for their work and profession
• • Businesses firm who needs it for the operation of their business
• Republic Act No. 8792 also known as Electronic Commerce Act
• Electronic Commerce Act

  • An act providing for the recognition and use of electronic commercial and non-commercial transactions, penalties for unlawful use thereof, and other purposes
• Internet related terms

  • Wireless Application Protocol
  • Wireless Application Protocol
  • Broadband
  • Digital Subscriber Line
• Wireless Application Protocol - technical standard for accessing information over a mobile wireless network.
• Wireless Fidelity - facility allowing computers, smartphones, or other devices to connect to the Internet
• Broadband - an ‘always on” and high-speed Internet connection technology
• Digital Subscriber Line - It is a term used to describe a range of high-speed communications services offered over the Public Switched Telephone Network
• Electronic Mail - Simply called as e-mail;
• Electronic Mail - Most popular aspect of the internet
• Electronic Mail - Enables one to carry on a conversation in near real time;
• Parts of E-mail Address

  • individual name/personal identification
  • host computer/institution/organization
  • domain
• New General Top-Level Domain

  • .aero
  • .biz
  • .info
  • .museum
  • .name
  • .pro
• The first e-mail was sent in 1972 
• .aero - air transport industry
• .biz - business institution
•  .info - general use
• .museum - museums
• .name - individual people