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Ans: GAN (Global Area Network) or Internet:
Global are network or internet is a collection of networks - a networks of networks - that communicate with each other by using the same standards(protocols) of communication. The computers that make up these networks are of different types. Currently, over one million computer system - with tens of millions of users in almost every country in the world, make up the internet. User access the Internet by contacting a computer that connects to the Net.
