1. Services provided by the
internet

2. Session Objective
 What is INTERNET ?
 Brief History of Internet.
 Services provided by Internet.

3. What is I N T E R N E T ?
 The largest network of networks in
the world.

4. What is I N T E R N E T ?
Continue……
 A network of networks, joining many
government, university and private
computers together and providing an
infrastructure for the use of E-mail,
bulletin boards, file archives,
hypertext documents, databases and
other computational resources.

5. What is I N T E R N E T ?
Continue……
 The vast collection of computer
networks which form and act as a
single huge network for transport of
data and messages across distances
which can be anywhere from the
same office to anywhere in the
world.

6. Brief History of Internet
 ARPA – Advanced Research Project
Agency.
 1969 January 2 – started an
experimental Computer Network.
 Concept – No Server, but equal
importance/participation to every
computer in the Network.
 Even if, one or two node destroyed
that will not affect the Network.

7. Vinton Cerf
 Father of Internet
 Co-designer of the TCP/IP
networking protocol.

8. Brief History of Internet
Continue……
 First named as ARPANET
 This is renamed as INTERNET
• TCP/IP (Transmission Control
Protocol/Internet Protocol)

9. How to Connect to Internet

10. Internet Services
 Electronic Mail (e-mail)
 World Wide Web
 File Transfer Protocol (FTP)
 Chat Rooms
 Mailing list
 Instant Messaging
 Chat
 News Groups

11. Electronic Mail (e-Mail)
 Distributes e-mail messages and
attached files to one or more
electronic mailboxes. Message can
consist of attachment,graphic or
video/audio clips.
 Eg:- e-mail addresses
• thomas@mes.edu.in
• murugan@mesmarampally.org

12. Electronic Mail (e-Mail)
Continue……
thomas @ mes . edu . in
Name of Person Organization Type of Organization Country
murugan @ mesmarampally . org

13. Electronic Mail (e-Mail)
Continue……
 Different e-mail service providers
• G-Mail
• MSN
• Yahoo Mail
• Hot Mail

16. World Wide Web (W W W)
 Most important service provided by
Internet.
 An internet-based hypermedia initiative
for global information sharing.
 Developed in 1989 by Tim Berners-Lee of
the European Particle Physics Lab (CERN)
in Switzerland.

17. Tim Berners-Lee
 Father of W W W.
 Invented W W W
while working at
CERN, the European
Particle Physics
Laboratory.

18. Search Engines
 For searching information on the
Internet.
• Google
• Yahoo
• Altavista

20. WIKIPEDIA
 A wiki is a publishing platform on which
many people can contribute new content
and revise existing content.
 The content benefits from the collective
knowledge of the contributors, so wikis
can be very beneficial for group projects.
 Some businesses and organizations use
wikis to maintain documents.

22. File Transfer Protocole
Internet standard that allows you to
upload and download from the other
computer on the internet.

23. Chat Rooms
 Real time typed conversation via computers.
 Chat rooms ( the channel or mediun ).
Chat clients ( program used to connect to a chat server )
Normally included on a browser
Freely downloaded from the web
Some are text only; others support voice & video

24. Instant Messaging
 Notifies you when one or more people are online allows exchange of
messages and files.
 It allows you to join a private chat rooms.

25. Chat
 Real time conversation that takes place on a computer.
 Chat room is location on server that permits users to discus topics of
interest
 Some are the text only others support voice and video

26. News Groups
 Online area in which users conduct written discussion about a
particular subject.
 Usenet ( collection of all internet newsgroups ).
 News server ( computer storing newsgroups msgs ).
 Newsreader ( program used to access newsgroups ).
 Articals ( a previously entered message ).
 Posting ( adding an article to the newspaper ).
 Message board ( discussion board; easier to use ).
 Blog ( short for the web log; regularly updated ).

27. Mailing list
 Group of e-mail address given a single name.
 When a message is sent to the mailing list everyone on the list receive the
message.
 To add your name to a mailing list you must subscribe to it; to remove your
name you must unsubscribe.