A computer network is a telecommunications networks that enables sharing of resources and informations. Different devices are connected in a network wiwth each other using either cable or other wireless medium. Networks may use analog or digital rules for data exchange, but mostly new networks are using digital rules for communication.
Now days, the Internet is the biggest network in the world. While browsing Internet using PC, laptop or smartphone we are connected with the internet.
This image illustrate the concept of network. Various devices are connected with server and then further connected with the internet cloud followed the router. In the network, we use different types of protocols to make data transfer happens. Such as HTTP, DNS, RSTP, FTP etc.
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