IP Address is the unique numeric number that assigned to the computer by the router. Every computer has a unique IP Address which is dynamic and changes automatically whenever you restart the router.
Google chrome is a popular web browser that facilitates its users to some extra-ordinary extent. But when it comes to privacy, then you need to change its settings according to your requirements. As the default settings of google chrome include the search history visible in the form of cache memory.
When you are in discussion about internet background, then you will come to know about internet protocol versions. Every device connected to internet has its own IP address through which it can be accessed. Therefore internet protocol handle packets of data to send or receive to its desired address.