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What Is The Internet?


The Internet is the publicly available worldwide system of interconnected computer networks that transmit information by packet switching over the Internet Protocol (IP). The Internet is a computer network made up of thousands of networks worldwide. No organization owns or is in charge of the Internet. 

There are organizations which develop technical aspects of this network and set standards for creating applications on it but no governing body is in control of it. The Internet backbone, through which Internet traffic flows, is owned by private companies.

Network of Networks

The Internet is “a network of networks”. It is a global collection of high-powered computers that are connected to each other with network cables, telephone lines, microwave dishes, satellites, modem etc. Some computers or Servers on the Internet store documents, sound files, video clips, program files, electronic shopping centers, animations, pictures, interactive contents and other information that can be stored and presented electronically. 

All these resources are available to all computers connected to the Internet. When your computer is connected to the internet you can communicate with other computers around the world as long as the computer on the other side is connected to the internet as well.

Read: What Is Information Technology?

Internet is a network of Wide Area Network. In a corporate wide area network, each department has a Local Area Network that allows sharing of files, databases, printers and other peripheral devices. Departments working together interconnect their networks which makes information sharing more easily among them.

On the network data must be safely transferred from one destination to the other. Each destination will have a specific address. For the safety transfer of data Transmission Control Protocol/Internet Protocol (TCP/IP) are implemented on the network software. 

Also Read: Types of Information Computing Models

Transmission Control Protocol (TCP) divides a message or file into packets that are transmitted over the internet and then reassembled when they reach their destination. Internet Protocol (IP) is responsible for the address of each packet to be sent to the right destination. 

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