The document provides information on various topics related to internet technology: - It describes what the internet is, its history and how it connects millions of computers globally. Tim Berners-Lee invented the World Wide Web in 1990. - It discusses different types of internet connections like dial-up and broadband, and defines an Internet Service Provider. BSNL has the largest market share in India. - Key internet concepts covered include protocols, search engines, web browsers, email and how they facilitate communication and sharing of information online. - Static and dynamic web pages, websites, servers, and protocols like FTP, SMTP, POP3 and IMAP are also summarized.

1. INTERNET TECHNOLOGY

2. What is Internet
• The Internet is a global
digital infrastructure that
connects
millions
of
computers.
• The
internet
is
a
worldwide public network
of computers on which
people can join and use
multiple services such a
sharing of information .

3. Tim Berners Lee
8 June 1955 (age 56)

Sir Timothy John "Tim" BernersLee,
also known as "TimBL", is a
British computer scientist,

The inventor of the World Wide Web.

Berners-Lee
the
is
World
the
director
Wide
of
Web
Consortium (W3C), which oversees
the Web's continued development

4. Internet connection Type
Dial Up
Broad Band

5. Dial Up connection
• Dial-up connections to the Internet require
no infrastructure other than the telephone
network.
• Where telephone access is widely available, dial-up
remains useful and it is often the only choice available
for rural or remote areas, where broadband installations
are not prevalent due to low population density.

6. Broadband connection
• Broadband Internet service truly is the
most
used
form
of
Internet
because of its high access speeds.
access

7. Internet service provider (ISP)
• An Internet service provider (ISP) is an
organization that provides access to
the Internet.
• Internet service providers can be
either community-owned and non-profit,
or privately owned and for-profit.

8. Service Providers Ranking
 Rank 1: BSNL ( 57.84% Market Share )
 Rank 2: MTNL ( 13.81% Market Share )
 Rank 3: Bharti Airtel Ltd. ( 8.07% Market Share )
 Rank 4: Reliance Commn. Infra. Ltd. ( 7.88% Market Share )
 Rank 5: Hathway Cable & Datacom Pvt. Ltd. ( 1.94% Market Share )

9. What is Network
• A Connection of two or more
Computers. So that they can
share resources.
• Connection between two or
more Computer, which allows
them
to
share
the
same
Software and information.

10. Type of network
LOCAL AREA NETWORK (LAN)
WIDE AREA NETWORK (WAN)
METROPOLITAN AREA NETWORK (MAN)

11. Local Area Network
• A local area network • Usually, the server has
(LAN) is a computer applications
and
data
network
that share a storage that are shared in
common communications common
by
multiple
in a limited area such as a computer users.,
home, school, computer
laboratory,
or
office
building.
• LANs are confined to a
single building or group of
buildings.

12. Wide Area Network
• A
Wide
Area
Network (WAN) is a
telecommunication
network that covers a
broad area ( any
network
that
links
across
metropolitan,
regional, or national
boundaries).

13. Metropolitan Area Network
• A metropolitan area blocks of buildings to
network (MAN) is entire cities
a
computer
network that usually
spans a city or a large
campus.
• A MAN is optimized for
a larger geographical
area than a LAN,
ranging from several

14. Protocols
• In computing, a protocol is a set of rules
which is used by computers to
communicate with each other across a
network.
• A protocol is a convention or standard that
controls or enables the connection,
communication, and data transfer between
computing endpoints.

15. Search Engines
• Search engines such as Google, Yahoo, MSN and
OAL, ask are used for searching the internet for
information or pictures.
• For example, you may need to find information
about surfing the internet safely.
• All you need to do is to go to the engine and give
a keyword of the topic you are interested in finding
information for.

16. Top Search Engine
URL
Google.com
Yahoo.com
Bing.com
Ask.com
ScrubTheWeb.com
blekko.com
DuckDuckGo.com
Entireweb.com
Teoma.com
Gigablast.com

17. COMMUNICATION
• Messenger services provide a real breakthrough
in communication today.
• Their use has managed to minimize distances
and offer the chance to people who have friends
and families living far away from them
communicate easily and cheap.

18. Electronic Mails
• Electronic mails are another form of communication
which nowadays has replaced our traditional hand
written letter.
• E-mails are letters that can be sent through the internet
and can arrive almost instantly and without cost.
•
E-mails are an essential part of every company and
every person who needs to communicate with people
that live far away from them.

19. Email short hand
EML
Email me later
10Q
Thank you
FYI:
For your information
PYR
Per Your Request
EOM
End of message.
FWD
Forwarded
ASAP
As soon as possible
BTW
By the way
IMO
In my opinion
NBD
not big deal
OIC
oh, I see!
OTOH
on the other hand
POV
point of view

20. Web Browser
• A web browser can also be defined as an application
software or program designed to enable users to access,
and view documents and other resources on
the Internet.
• The first web browser was invented in 1990 by Tim
Berners-Lee. It was called World Wide Web (no spaces)
and was later renamed Nexus.
• Mosaic is the web browser credited with popularizing
the World Wide Web.

21. Web Browsers list
Mosaic
Internet Explorer
Mozilla Firefox
Opera
Safari
Google crome
Epic
Netscape navigator

22. Web Pages
• A
web
page
or
webpage
is
a
document
or
information resource that is suitable for the World Wide
Web and can be accessed through a web browser and
displayed on a monitor or mobile device.
• A web page, as an information set, can contain
numerous types of information, which is able to be seen,
heard or interact by the end user.

23. Static web page
• A static web page (sometimes called
a flat page) is a web page that is
delivered to the user exactly as stored
• Static web page displays the same
information for all users,

24. Dynamic Web pages
• Dynamic web pages are web sites that
are generated at the time of access by a
user or change as a result of interaction
with the user.

25. What is website?
• A website, also written as Web site, web site, or
simply
site,
is
a
set
of
related
web
pages
containing
content
(media),
including text, video, music, audio, images, etc.
• websites include many business sites, parts of news
websites, academic journal websites, gaming websites,
file-sharing
websites,
message
boards,
webbased email, social networking websites, websites
providing real-time stock market data, and websites
providing various other services.

26. Server
•
A server is a computer
program running to serve the
requests of other programs,.
• In most common use, server is
a physical computer dedicated
to running one or more such
services (as a host),to serve
the needs of users of the other
computers on the network.

27. What is protocol?
• In computing, a protocol is a set of rules
which is used by computers to
communicate with each other across a
network.
• A protocol is a convention or standard that
controls or enables the connection,
communication, and data transfer between
computing endpoints

28. File Transfer protocol
• File Transfer Protocol (FTP) is a standard Network
protocol used to copy a file from one host to another over
a network, such as the Internet.
• FTP is built
separate control and data connections
between the client and server.

29. Simple mail transfer protocol
• Simple Mail Transfer Protocol is a protocol
used to send and receive email.
• The Internet standard protocol for
transferring electronic mail messages from
one computer to another.

30. Post office Protocol
• Post Office Protocol version 3) POP3 is a
commonly
implemented
method
of
delivering email from the mail server to the
client machine.

31. Internet Message Access Protocol
• (Internet Message Access Protocol) IMAP is gradually
replacing POP as the main protocol used by email
clients in communicating with email servers.
• Using IMAP an email client program can not only retrieve
email but can also manipulate message stored on the
server, without having to actually retrieve the messages.
• So messages can be deleted, have their status changed,
multiple mail boxes can be managed etc.

32. Suffix










.ac
.biz
.co
.com
.edu
.gov
.int
.net
.org
.nic
Academic
Business
Commercial
Commercial
Educational
Local or National Government
International
Network
Non profit making
National Informatic center

33. Interesting Fact
The most amazing aspect of Internet is about its birth, its evolution and its history.
•
In 1960 the US Defense created the Internet.
•
The term World Wide Web was coined by Tim Berners-Lee in the year 1990.
•
The first computer hard drive was capable of storing only 5 MB data.
• A recent survey conducted by Google reveals that the average view time for a single webpage
is about 41 seconds.
Fascinating Facts
• Radio took 38 years to have a million users, where as Television reached the same figure in
13 years. But the Internet achieved this staggering number in only 5 years time.
• Cyber crime has become more prevalent nowadays and each crime is committed in every 10
seconds.
•
About 3 Million TB of data is created and stored each year and the number is rising.
•
Only 30% of Internet users are women.

34. Interesting Facts
•
Facts for Children
A child nowadays seems to know more about computers than their parents.
However, there are certain remarkable facts that they need to know about
computers and Internet.
•
Douglas Engelbart created the first mouse in the year 1968.
•
The first web browser was named Mosaic.
•
We can access more than a billion websites today through Internet.
•
While using the Internet we blink 10 times a minute where we normally
blink 20 times in the same time.

35. Some websites are
•
•
•
•
•
•
www.actanimation.com
www.google.com
www.yahoo.com
www.facebook.com
www.microsoft.com
www.slidegeeks.com