world wide web, web browsing,  online communication
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Introduction to Internet

In this basic internet tutorial you will learn about web browsing, world wide web, http, online shopping ftp, routing and online communication system. Internet is a network of publicly available networks. The internet was first developed in 1969 and was known as ARPAnet, by the US department of defense. Initially there were only four computers that were interconnected and the aim of the DOD was to make a nationwide network of computers to share the information in the times of War and emergency. The internet was available for the public for the first time in 1992 and many big internet companies such as Yahoo, Google and MSN came into existence after that time. 

Internet is an electronic network of the computers across the globe, which is interconnected with each other. Millions of the computers are the part of the internet around the world such as telecommunication computers, military computers, airlines computers, universities computers and other commercial computers

 

The most common use of the internet is the World Wide Web (WWW) and the most important feature of the WWW is HTTP (hypertext transfer protocol). This protocol is used to view the html documents in the web browsers. TCP/IP (transmission control protocol/internet protocol) is the protocol that is used for communication in the internet. Every computer which is connected with the internet has a unique identifier which is known as IP address. An IP address is a 32 bits decimal numbers address such as 10.11.11.1, 112.1.1.30 etc.

 

There are certain types of the features on the internet such as web browsing, emails, Telnet, FTP, Gopher and other features. Today every kind of information is available on the internet and is accessible in seconds. We can share html web pages, songs, videos, games, graphics, news and other types of applications. Internet has become a big business portal for almost every kind of business in the world. Almost every well known company in the world has it presence on the internet.

There are certain marketing methods on the internet that are used to promote a business such as search engines marketing methods, email marketing, banner exchanges, directory submission, articles writing and promoting and many other types. Today researches can share their knowledge and experiences with their fellow researchers around the world, which was not easy before the internet. Internet is also a source of distance learning education system, in which a student is enrolled in a specific course on the internet, no matter what the geographic location of the student is. Internet connection is easily available to everyone who has a computer, fax modem and a telephone line. Upon connecting with the local ISPs, we can connect with every available computer on the internet.

There are certain other advantages of the internet such as video conferencing, telemarketing, telemedicine, call centers, VOIP and web conferencing. Advance education and new research was not available so fast to everyone before the internet. The communication on the internet is carried out by a device known as a router. A router is a communication device which has a built inn routing table and with this routing table the destinations of the data is determined. Routing on the internet is a method of communication that uses physical address, selection of the gateway and the numerical address of the computer or routers.

Technically, internet is consisting of a large number of the interconnected autonomous systems. The most commonly used protocols by the routers are RIP and OSPF. Both the packet switching and IP networks provide the way, which routing protocols use for the communication on the internet. There are certain dedicated computers on the internet that are available online 24 hours and provide certain types of services. Internet also facilitates us for online bookings in the airlines and trains. Many companies uses internet as a medium to connect with the other private networks of the same company. Many universities and colleges use internet to form their private intranet, in which only authorized persons can access the private resources of an organization or university.

Finally, internet is a largest learning and information sharing portal on this planet in which many people from all over the world get connected with each other at the same time and can communication in a number of ways.

 

 

 

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