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<blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;">What is
internet?The
internet is a worldwide network of networks which is also known as net. The
internet is the common language which able to communicate with each other using
a standard set of protocols as WAN (Wide Area Network). The father of internet
is J.C.R. LickLider.History of
internet: -          The internet is the worldâ€™s largest
computer network which works in all over the world. It was created as a project
for the U.S Department of defense. The internet has rules in the US military
which founded a network in 1969 is called ARPANET (Advance Research Projects
Administration Network). Later it was replaced by the National Science Foundation
Network (NSFNET) by the let 1980. The internet has manually developed by the
military but after 1980 make available for the general public.Internet
requirements: -At
a way basic level a user needs the following to access the internet: -Ã˜ Operating
system: Windows XP, Vista, Windows 7, Windows 8<o:p></o:p>Ã˜ Processor:
Second generation Intel Core or compatible CPU (or higher). Win 7 (1 GHz), Win
XP (300MHz), Vista (1.5 GHz)<o:p></o:p>Ã˜ Memory
(RAM): 1GB (minimum)<o:p></o:p>Ã˜ Free
Hard Drive Space: 20GB (minimum)<o:p></o:p>Ã˜ Network
Capability: Ethernet card or WiFi<o:p></o:p>Ã˜ Browser:
IE 9.x or higher, Firefox 28x or higher, Chrome 33.x or higher<o:p></o:p>Ã˜ Graphics:
XVGA (1024x768) or higher<o:p></o:p>Ã˜ Other:
CD/DVD drive required (sound card and speakers recommended)<o:p></o:p>Inter Access Account: -Ã˜ VSNL
(Videsh Sanchar Nigam Limited)<o:p></o:p>Ã˜ MTNL
(Mahanagar  Telecom Nigam Limited)<o:p></o:p>Ã˜ Satyam<o:p></o:p>Ã˜ Airtel<o:p></o:p>Ã˜ Siffy<o:p></o:p>Ã˜ Idea<o:p></o:p>Ã˜ Tata
Indicom<o:p></o:p>Ã˜ Reliance<o:p></o:p>Ã˜
BSNL<o:p></o:p>ISP (Internet Service Provider): -An
Internet Service Provider (ISP) is a company that provides Internet access by
using copper, fiber, or even satellite communications to the customer. <o:p></o:p>                            Individual computer
can establish the connection with ISPâ€™s servers. It requires a user name and a
password restriction to connect to the main server. Direct cable connection and
dialup networking (using telephone lines and modem) are the way to connect your
machine to ISPâ€™s servers.Telephone line: -The
telephone line is the existing voice line for dial up connection. Telephone
line which carry special feature like call waiting etc. may cause problems for
modem connection.<o:p></o:p>Modem: -A Modem(Modulator-Demodulator) is
a hardware device that allows a computer to send and receive data over a
telephone line or a cable or satellite connection<o:p></o:p>Software Requirement: -Ã˜ Communication
software for conventional dial up<o:p></o:p>Ã˜ Web
browser of browsing (Viewing information on the www)<o:p></o:p>Ã˜ E-Mail
software for sending and receiving electronic mail.<o:p></o:p>World Wide Web: -World
Wide Web and the internet are not the same but they related and interdependent.
World Wide Web is a huge collection of pages of information linked to each
other around the globe. WWW invented by Tim Berners Lee in 1989.<o:p></o:p>Web Pages: -The
term page refers to nothing more than a World Wide Web document. A web
page is accessed by entering a URL address and may contain text, graphics,
and hyperlinks to other web pages and files.<o:p></o:p>Web site: -Web
site is collection of interlinked web pages under a single domain name. Web
site contains hyperlinks to each other and made available online by an
individual, company, educational, government or organization.<o:p></o:p>Home Pages: -Homes
page is the first pages on the websites which display many type of instructions
and contains with the related web site.<o:p></o:p>Web Server: -Web
server is a type of computer that runs websites. The primary function of a web
server is to store, process and deliver web pages to the users using HTTP.<o:p></o:p>Web servers consist of special Hardware and Software
that makes it possible to carry out browser request. Web Browser: - The
web browser is a software application used to locate, retrieve and display contents
on the world wide web. It is a type of program that your computers run and
communicate with web server on the internet which access any type of pages and display
the web pages that client request.<o:p></o:p>          There are some web browsers available:
-Ã˜ Microsoft
Internet Explorer<o:p></o:p>Ã˜ Netscape
Navigator<o:p></o:p>Ã˜ Google
Chrome<o:p></o:p>Uniform Resource Locator: -The
technique used to address document on the web is called the URL. The URL
provides an addressing scheme which allows the browser to request about any
document or web page locates anywhere on the internet.<o:p></o:p>A
URL normally takes the form:<Protocol>://<web server
name>/<directory name>/<file name>Ã˜ <a href="http://www.icaedu.co.in/">www.icaedu.co.in</a>Ã˜ <a href="http://www.google.com/">www.google.com</a>E-Mail<o:p></o:p>Email: Email
(Electronic Mail) is a method of exchanging messages between people using
electronics. User can send and received text, images, graphic and other object
through email. Today it is the best way to communicate with others in all over
the world.<o:p></o:p>Advantage of E-Mail: -When
we use E-Mail then we can send and receive the information very quickly. We can
send the information to all over the world very easily. The entire business
person uses the E-Mailing to fax any information. There are some advantages of
E-Mail.<o:p></o:p>Ã˜ E-Mail
is cost effective communication medium. The cost of communication as nothing
with the distance or the size of the message.<o:p></o:p>Ã˜ E-Mail
can send and receive anywhere in the globe in a matter of seconds. It is a
different matter your recipient may not logged on to receive your message at
the instant.<o:p></o:p>Ã˜ A
unique advantage of E-Mail communication is its â€œre-usabilityâ€.<o:p></o:p>Understanding an Email: - We understand an E-Mail
address in two different ways.<o:p></o:p>a)     User: -Who
send the message to the second user.<o:p></o:p>b)    Fully qualified domain controller:
-Which
is also known as server who received the message.<o:p></o:p>Understanding an E-Mail message: -                    <o:p></o:p>All
E-Mail messages have the following components: -<o:p></o:p>Ã˜ A
recipient address or â€œtoâ€<o:p></o:p>Ã˜ A
senderâ€™s address or from<o:p></o:p>Ã˜ A
subject where the subject may be left blanks. Providing a subject considered as
good mail etiquette.<o:p></o:p>Ã˜ The
body of the message.<o:p></o:p>There are many additional contain
to understanding and E-Mail message.<o:p></o:p>Ã˜ A list of CC: -It
stands for carbon copy that means when you send a message to recipients and
visible to all other recipients.<o:p></o:p>Ã˜ A list of BCC: -It
stands for blind carbon copy that means when you send a message to many people
but without visible everyone the whole list.<o:p></o:p><o:p> </o:p>Ã˜ Attached: -This
option is used for attached many type of files to your E-Mail address which the
purpose of sending multiple information.<o:p></o:p>Ã˜ Signature: -It
is used to add signature in the end of the message and send the message with
sign to other person.<o:p></o:p>Ã˜ Subject: -The
subject of your email that means identifing the purpose of messages you send to
to others.<o:p></o:p> </blockquote>

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