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Www and other key terms


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Www and other key terms

  1. 1. Harsha E.C. MLISc CUANLIS 008 Calicut University
  2. 2.  world wide web  Electronic Mail  Video Conferencing  Mailing List  Newsgroups  Telnet  FTP
  3. 3. Abbreviated form of world wide web Collection of websites Born out by the experiment of hyper- linking various loosely related documents. www?
  4. 4. WWW is a system of interlinked hypertext documents that are accessed via internet with a web browser, one can view WebPages , That may contain text, images, video and other multimedia and navigate between them via hyperlinks.
  5. 5. Internet is a massive network of network It connects millions of computer globally.  WWW is just a portion of the internet It is a way of accessing information over the medium of the internet. e.g.
  6. 6. HTML (Hypertext mark up language) HTTP (Hypertext transfer protocol) Web browser (programme that allow us to view web pages . Internet explorer, Firefox, Netscape are e.g.
  7. 7. Web 1.0 o most of the page were static o There were only image and hyperlinks o Readers or users were unable to contribute site Web 2.0 o Page are not static o Communication felicities , sharing contents o Readers or user can contribute to site
  8. 8. continued Web 3.0 o Suggested name by John Markoff of the Newyork Times for the third generation of the web o All the application on web upgraded with more features o More connected , open and intelligent
  9. 9. Web 1.0 Web 2.0 Web 3.0 The web Social web Semantic web Read only web Read and write Read, write, execute Information sharing interaction immersion Connect information Connect people Connect knowledge Static, one way publishing Two way communication Curiously undefined e.g. Shopping carts, mp3,com(personal websites) Blog, wikis, social network as yahoo, you tube , face book Semantic blog(semi blog hays tack)
  10. 10.  Audience  Currency  Design  Authority  Content  Objectivity  Affiliation
  11. 11.  Electronic Mail  Most popular activity performed on internet  Invented by Ray Tomlinson in 1971  First e-mail message- ‘’QWERTYULOP’’  Change in e- mail system  Header and Body
  12. 12.  We can send message to several people at the same time  Send messages from any where  Very easy to use  Fast  Global  Environment friendly  Help to build sound relationship
  13. 13.  Information overload  Lack the personal touch  Chance for misunderstanding  Steal of information  Spam messages  Virus attack
  14. 14.  Do not write using uppercase letter, IT IS CONSIDERED SHOUTING ,as this)  Always include descriptive subject o Some emotions  :-) a smile  :-( a frown  LoL laughing out loud
  15. 15.  Discussion between two or more groups of people who are at different places but can see and hear each other  Conducted with the help of computers  Act as a conference hall  Expensive-in early time  Economical  Significant travel savings  Improved communication
  16. 16.  Discussion groups  Members of the groups send messages to the mailing list address, which is then awarded to all members of the list . If other subscribers wish to share their thoughts about views on the topic , they can just click on the reply button and add their comments, which are again distributed to all the subscribers of mailing list through distribution of reply e-mail to every user’s mail box.
  17. 17.  Academic in nature  Must have an e-mail account to participate o WBTOLL-L is an example(discussed web based training) o LIS-FORUM  Library and information science professionals  Administered by NCSI  Located in Bangalore Continue…..
  18. 18.  Never become involved in war of words  Try to stay calm  Keep politeness
  19. 19.  World wide discussion forum over internet on specific topic  Automatically delivered to all subscribers, where ever they may be in the world  Possible to attach sounds, video clips  Similarity to mailing list  Difference prevail in way of operation Mailing list relay the message to our e- mail address, so we need to subscribe them to read the messages, but in news group , could be viewed by anyone as long as the service provider supplies the newsgroups.
  20. 20.  Protocol, set of rules  Connect one computer to another  Remote login- another name  Developed in 1968  Allows the user to access internet resources on other computers around the world. Library catalogue, data bases other internet tools such as FTP, gopher and www etc; are examples  Decreased popularity  Replaced webopacs instead of telnet in Library catalogues
  21. 21.  File Transfer Protocol  Transmitting files between computers on the internet  FTP is an application protocol that uses the internet’s TCP/IP protocol  Used to download programmes and other files to our computer from other servers  Using this, we can also update(delete, rename,, move and copy files at a server, we need to logon to an FTP server.
  22. 22.  www, e-mail, Videoconferencing, Mailing list ,newsgroups, telnet , FTP - related to internet  WWW- world wide web  E-mail- Electronic mail  FTP - File transfer protocol  Telnet – remote login  Communication