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Internet
1.
2.
3. What is Internet?
• The internet is a network of computers
linking many different types of
computers all over the world.
• It is a very large wide area network
(WAN) connecting computers and
networks around the world.
• It makes it possible for millions of
users to connect to one another via
telephone lines, cable lines and
satellites.
4. Connecting to the internet
DSL(Digital Subscribe Line)
Wireless Connection
Wi-Fi Connection
Cable Connection
Satellite Connection
Dial up Connection
5. DSL( Digital Subscribe Line)
• DSL is also called an always on connection because it
uses .
• There is no need to dial-in to your ISP as DSL is
always on.
• Its speeds ranges from 128kpbs to 8 mbps.
6. Wireless Connection
• Wireless Internet provides an always-on connection
which can be accessed from anywhere.
• It is typically more expensive and mainly available in
metropolitan areas.
• It uses radio frequencies to connect to the internet.
7. Wi-Fi Connection
• Wi-Fi is the standard way computers connect to
wireless networks.
• Many mobile devices, and other standalone devices also
include Wi-Fi capability, enabling them to connect to
wireless networks in range of 100
meters.
8. Cable Connection
• Through the use of a cable modem you can have a
broadband Internet connection that is designed to
operate over cable TV lines.
• Cable speeds range from 512 Kbps to 20 Mbps.
• It have more range than the other internet.
connections.
9. Satellite Connection
• Internet over Satellite (IoS) allows a user to access the
Internet via a satellite that orbits the earth.
• Typical Internet over Satellite connection speeds
(standard IP services) average around 492 up to 512
Kbps.
10. Dial Up Connection
• This may be the best option if you are on a tight budget.
• Dial-up access uses a modem and a telephone line to
connect to the Internet.
• The drawbacks of using this option are that data is typically
transmitted at a slow rate and it blocks the telephone line.
12. Electronic Mail
Electronic mail or e-mail is a method of exchanging
digital messages from an author to one or more
recipients.
An Internet email message consists of three
components, the message envelope, the
message header, and the message body.
13. Social Networking
• A Social Networking Service (also social
networking site or SNS) is a platform to
build social networks or social relations among
people who share interests, activities, backgrounds
or real-life connections. A social network service
consists of a representation of each user (often a
profile), his or her social links, and a variety of
additional services.
14. E-Commerce
Ecommerce (or electric commerce) refers to the
buying and selling of goods and services via
electronic channels, primarily on the Internet.
Online retail is decidedly convenient due to its 24-
hour availability, global reach and generally efficient
customer service.
15. www (World wide Web)
The World Wide Web (www, W3) is an information
system of interlinked hypertext documents that are
accessed via the Internet and built on top of the Domain
Name System. It has also commonly become known
simply as the Web.
Tim Berners-Lee, a British computer scientist and
former CERN employee, is the inventor of the Web. On
12 March 1989, Berners-Lee wrote a proposal for what
would eventually become the World Wide Web.
16. Social Networking
• Social networks are websites that allow people to connect
with friends and even make new friends, virtually, and
share content, interact, create communities of similar
interests: working, reading, games, friendship,
relationships, relationships commercial, etc.
17. Facebook
• Facebook is a social network best known worldwide
for its users.
in this network you can learn many things like interact
with your friends or family, you can also learn to write
and read are very important networks can make
comments or send documents desert theme.
18. Twitter
• Twitter is a social network is a very popular and well
known network like Facebook you can comment on news
or topic can also learn and write without grammatical
errors.
19. Google
• Google is a device software is related technologic that
lets you use the Internet , you can find information and to
facilitate teaching tool such as dictionaries ,book
datasheets you wed in them can facilitate learning.
22. The foremost target of Internet has always been speedy
communication and it has excelled way beyond the expectations.
New innovations are only going to make it faster and more
reliable. Now, you can communicate in a fraction of second with a
person who is sitting in the other part of the world. With the help
of such services, it has become very easy to establish a kind of
global friendship where you can share your thoughts and explore
other cultures.
23. Entertainment is another popular reason why many people
prefer to surf the Internet. In fact, the Internet has become quite
successful in trapping the multifaceted entertainment industry.
Downloading games or just surfing the celebrity websites are
some of the uses people have discovered. Even celebrities are
using the Internet effectively for promotional campaigns.
24. Internet is one of the best and cheapest ways to promote your
business or product. Starting from 10$, you can already have
your own website and start reaching your potential customers.
You can also use Multiply or Blogger if you don’t want to spend
money for your website.
25. Today some newspapers are attempting to integrate the internet
into every aspect of their operations, i.e., reporters writing stories
for both print and online, and classified advertisements appearing
in both media; others operate websites that are more distinct from
the printed newspaper.
26. Education is one of the best things that the internet can provide. There
are a number of books, reference books, online help centre's, expert’s
views and other study oriented material on the internet. There are lots
and lots of websites which are related to different topics. You can visit
them and can gain endless amount of knowledge that you wish to have.
With the use of internet for education, you are non-longer dependent
on some other person to come and teach you. There can’t be any
excellent use of the internet other than education as it is the key to
achieve everything in life
27. In order to do research you need to go through hundreds of books as well as
the references and that was one of the most difficult jobs to do earlier. Since
the internet came into life, everything is available just a click away. You just
have to search for the concerned topic and you will get hundreds of references
that may be beneficial for your research. And since internet is here to make
your research public, you can then benefit a large amount of people from the
research work that you have done. Research is one such thing which has got
lots of benefit from this evolution of internet.
28. File sharing is the practice of providing access to digitally
stored information, such as computer programs, multimedia ,
documents or electronic books. It may be applied through a
variety of ways. Common methods of storage, transmission
and dispersion include manual sharing utilizing removable
media.
29. The Internet has made life very convenient. With numerous
online services you can now perform all your transactions online.
You can book tickets for a movie, transfer funds, pay utility bills,
taxes etc., and right from your home.
30.
31. If you use the Internet for online banking, social networking or
other services, you may risk a theft to your personal information
such as name, address, credit card number etc. People can access
this information through unsecured connections or by planting
software and then use your personal details for their benefit.
Needless to say, this may land you in serious trouble.
32. Spamming refers to sending unwanted e-mails, which serve no
purpose and needlessly obstruct the computer system. Such
illegal activities can be very frustrating as it makes it slower to
access our email accounts and makes the entire service
unreliable for consumers.
33. There is an addiction for everything that pertains to the web and
that includes excessive surfing, online gambling, social
networking, and gaming addiction. There are now psychiatric
clinics and doctors that specifically cater to resolving the
problems created by the Internet. These addictions create both
physical as well as mental issues that can lead to health
complications if left unattended.
34. Another proposed disadvantage is that a couple of studies have
found strong correlations between frequency of Internet use and
loneliness. People that use the Internet often are more likely to
become lonely and depressed than those that don’t.
35. Internet users are often plagued by virus attacks on their systems.
Virus programs are inconspicuous and may get activated if you
click a seemingly harmless link. Computers connected to the
Internet are very prone to targeted virus attacks and may end up
crashing.
