Internet stands for Interconnected Network that is a network system that connects millions of web servers.
Internet is a huge network of connected computers. This network forms a web where they share information with each other.
PC 1 sends a message to PC 4’s IP address in the form of packets. These packets are sent along with the packet routing network and reassembled in PC 4.
For the transfer of data worldwide over the internet, the optic fibre cables are put through the sea route which has their own bandwidth.
These cables are connected to the mobile tower and through them, we receive the internet.