Internet and its uses

1. INTERNET
- Network of network is called Internet.
- It provides different online services.
- The Internet (or internet) is the global system of interconnected computer networks that
uses the Internet protocol suite (TCP/IP) to communicate between networks and devices.
- Most of us use the internet as a way to connect with other people, sharing information,
sharing of files, for entertainment, socializing, and many other things that could be beneficial
for us.

2. Important things in internet
 WebBrowser/Web client
 www-world wide web
 Website
 Webpage
 WebIndex
 WebServer

3. Web Browser
 It is software application for accessing information on the www.
 When a user requests a web page from a particular website, the web browser retrieves the
necessary content from a web server and then displays the page on the user’s device.
 It is also called as web client or Universal client.
 It is always used to carry request to server.
Ex: Googlechrome
mozilla firefox
internet explorer.

4. WWW
 It is commonly as the Web or World wide web consortium.
 It is a collection of bulk information
 It is an information system where documents and other web resources are identified by
URLs(Uniform Resource Locator), which may be interlinked by hypertext and are
accessible over the internet.

5. Website
 It is set of related web pages located under a single domain name, typically produced by a
single person or organization.
Ex: www.google.com, www.yahoo.com,www.gmail.com & etc…

6. Web page- In website each & every page is called web page.

7. Web index

8. Web Server
 It is server software or hardware dedicated to running this software, that can satisfy client
requests on the www.
 It processes incoming network requests over HTTP(Hyper Text Transfer Protocol) and
several other related protocols.
 It is always used to give the response for the client.
 What ever the problems coming in client systems, at that time the server will take care of it
and clear those problems.

9. Important terms in internet
1.Domain name – It recognizes one or more
IP addresses & it is also called as website
name.
The standard top-level domains are
.com(commercial business)
.edu(educational institution)
.gov(Government Agencies)
.mil(Military)
.net(Networks organization)
.org(Organizations)
2.E-mail (Electronic mail)- It is used to send
& receive mail electronically.
3.Homepage – The first page that is viewed
when the browser starts.
4.Link or Hyperlink-An underlined word or
sentence which is going to link another
page is called hyperlink.
5.HTML(Hyper Text Markup Language)- It
is used to design a web page in website.
6.URL(uniform Resource locator)-It is an
addressing scheme that is used on the
internet to locate resources and services
on the web.
6.Protocols – Set of rules to make internet
connection.
Types – FTP, HTTP,TCP/IP,SMTP &
etc…

10. Continue…
7.IP address – It is an unique number used to
identify a computer on the internet.
8.Hypertext – It is a text on the web page that
links another document or webpage.
9.InterNic – It is the agency that governs and
maintains the name and host registration on
the internet.
10. Upload – It uploads data from your
computer to mail.
11.Download -It downloads data from mail
computer to mail.
Protocols
i)FTP(File Transfer Protocol)-It is used to
transfer the files from one place to
another.
ii)HTTP(Hyper Text Transfer Protocol)- It
is the data communication standard of
web pages.
iii)TCP/IP(Transmission Control Protocol
/Internet Protocol) – It is a network
protocol that allows two computers to
communicate.
iv)SMTP(Simple Mail Transfer Protocol)
– It is used to transfer the mail from
sender to receiver.

11. Protocols
i)FTP(File Transfer Protocol)-It is used to transfer the files from one place to another.
ii)HTTP(Hyper Text Transfer Protocol)- It is the data communication standard of web pages.
iii)TCP/IP(Transmission Control Protocol /Internet Protocol) – It is a network protocol that
allows two computers to communicate.
iv)SMTP(Simple Mail Transfer Protocol) – It is used to transfer the mail from sender to
receiver.

12. URL(Uniform Resource Locator)

13. Email(Electronic mail)- (sign in –page)

14. Checking Mail and sending mail