This document provides an overview of the internet and its key components. It discusses [1] the design of the internet as a network of networks that connects computers globally, [2] the hardware and software requirements to access the internet, including computers, internet connections, modems, web browsers and operating systems, and [3] some popular internet tools and services like the world wide web, search engines, web browsers and online communication applications. The document aims to explain the basic workings and applications of the internet.

1. ISAS
PRESENTATION ON
INTERNET
Submitted By: Under Guidance:
Pardeep Dogra Mr. Shard kumar
Reg. No.1115500051 Batch Co-Odinator
Batch No.BO900

2. INDEX
S. No. Particulars Slide No.
1 INTERNET 3
2 INTRODUCTION 4
3 DESIGN OF INTERNET 5
4 DIFINATION OF INTERNET 6
5 HARDWARE AND SOFTWARE REQUIREMENT FOR INTERNET 7
6 INTERNET CONNECTIVITY SYSTEM 8
7 WWW 9
8 MODEM 10
9 WEB BROWSER 11
10 SOME POPULAR WEB BROWSERS 12
11 INTERNET EXPLORER 13
12 AREA OF WEB PAGE 14
13 SEARCH ENGINE 15
14 SOME POPULAR SEARCH ENGINES 16
15 END 17

3. INTERNET
A SEA OF INFORMATION……….

4. Introduction..
We know that network means
more then one computers are
Tim Berners
connected to each others for data
-lee created
the world
or resource sharing purpose in a
wide web
(www) in
local distance.
1990 at the
European
And other hand internet means
organization
for nuclear
more then one networks connected
research.
to each other for data or resource
sharing purpose in any
geographical distance.

5. DESIGN OF INTERNET
INTERNET

6. INTERNET
BASICALLY INTERNET IS A
NETWORK OF NETWORKS
IN WHICH
COMPUTERS FROM DIFFERENT
GEOGRAPHICAL LOCATIONS ARE
CONNECTED TO EACH OTHER FOR
SHARE INFORMATION AND
RESOURCES.

7. HARDWARE AND SOFTWARE REQUIREMENT
FOR INTERNET
Hardware Requirement:-
 A computer.
 Telephone connection or cable connection.
 An external or internal modem.
Software Requirements:-
 Operating System.
 Tcp/Ip-protocal.
 Web Browser.

8. INTERNET CONNECTIVITY SYSTEM
internet
ISP ISP
Modem Modem
Computer 1 Computer 2

9. WWW
World wide web is a sea of information in which information are
stored as web pages. And these web pages are interconnected to
each others.

10. MODEM
WE KNOW THAT COMPUTER USE DIGITAL SIGNALS FOR
INTERNAL PROCESSING AND WHEN IN INTERNET, TWO
COMPUTER ARE CONNECTED TO EACH OTHER USING
TELEPHONE CONNECTION THEN MODEM IS USED FOR
CONVERT DIGITAL SIGNAL TO ANALOG OR ANALOG
SIGNAL TO DIGITAL SIGNAL.

11. Web Browser
Web browser is a program which enable
user to browse or view or search
information on internet

12. Some Popular Web Browsers
 Internet Explorer
 Netscape Navigator
 Mozilla
 Opera

13. Internet Explorer
Internet Explorer is most popular
web browser program which is used
for browse information in internet.
Basically it is a product of Microsoft
and is available for download free of
charge on the internet.

14. AREA OF WEB PAGE
MENU BAR
TOOL BAR
BACK FORWARD REFRESH
TITLE BAR
ADDRESS
BAR
SCROLL
BAR
PAGE AREA

15. SEARCH ENGINE
SEARCH ENGINE ARE THE WEBSITES
WHICH ALLOW US TO SEARCH
INFORMATION ON THE BASIS OF
KEYWORD OR BY USING
COMBINATION OF KEYWORDS.
FOR EXAMPLE IF WE WANTS TO GET
INFORMATION ABOUT MUSIC,
THEN WE HAVE TO TYPE “MUSIC”
KEYWORD INTO SEARCH BAR OF
SEARCH ENGINE. THEN IT
PRESENT MORE THEN ONE SITE
ADDRESS RELATED TO OUR
KEYWORD.
SO WE CAN EASILY FIND ANY
INFORMATION FROM THE
PARTICULAR WEBSITE WHICH
PRESENT FOR US BY SEARCH
ENGINE.

16. Some Popular Search Engines
Lyco
s at
www
.lyco
s.com
GOOGLE at www.google.co.in
m
oo.co
w w.yah
! at w HotB
Yahoo ot at
www .
h o tbo
t.com
om
ista.c
w w .altav
ta at w ww.excite.c
om
AltaVis Excite at w

17. AT LAST…..
INTERNET IS A VERY FAST AND SUPERIOR WAY FOR ENTER
INTO SEA OF INFORMATION FOR THOSE WHO HAS LESS
TIME IN THIS BUSY LIFE.
By Mr Ajay Singh
Intel computer Jawali THANKS…
Dist kangra hp(9805208769)