The document provides an overview of the internet. It defines the internet as a large network made up of many smaller connected networks that spans the entire Earth. It discusses the history of the internet from its origins as ARPANET in the 1950s-60s to the creation of the first web browser Mosaic in 1993. The document also lists some of the main components of the internet like browsers and servers. It notes the top browsers as Chrome, Internet Explorer, Firefox and Safari. Finally, it outlines some key advantages like access to information and ability to stay connected with others, as well as potential disadvantages of excessive internet use such as relationship and mental health issues.

2. Computer Applications and Web-I
Topic : What is internet?
Presented to

3. Contents
 What is internet?
 History
 Internet users in the world
 Component of internet
 Browsers
 How internet work?
 Advantages of Internet
 Disadvantages of the Internet excessive use

4. What is Internet?
A network is a group of connected computers that can interact with each other
and share resources
The internet is a large network that spans the entire Earth. It is actually a network
made up of many smaller networks that are all combined.

5. History of Internet
1958: ARPA, the Advanced
Research Projects Agency, is created by
the U.S. Defense Department in
response to the 1957 Sputnik
launch.
1962: IPTO, the Information
processing Techniques Office, a branch
of ARPA, creates the ARPANET under
the leadership of Joseph,Licklider
(MIT), a minor program designed to
stimulate research in interactive
computing.
1993- : MOSAIC, the first “web
browser”, is created

6. Internet Users in the world

7. Components of Internet

9. A browser is a program that allows a user to view web pages on the World Wide Web.
The 4 most popular browsers:
 Google chrome
 Internet Explorer
 Mozilla Firefox
 Safari
 Opera
 Uc Brwser
Some Browsers
Opera
Mozilla Firefox
Google chrome

10. Part of an everyday life
Unlimited source of information
Knowledge
News
“Staying in touch” with people:
Remote access
Relationship with physically separated
people
Advantages of Internet

11.  Way of earning money
 People working over the internet
 Internet programmers
 E-commerce
 Lower prices of products and services
Advantages of Internet

12. relationship problems
sense of loneliness and isolation
depression or general unhappiness
necessity to show yourself in the best way
turning into introverts
neglecting family activities, social events,
work, school.
Disadvantages of the Internet excessive use