Internet is a world wide network of millions of connected computers, which
may communicate with each other.
If you want access to this network, you have to choose a provider who provides you access to his computer and via this computer to the internet This provider may give you free access or let you pay for it. Paying customers have many advantages. They receive of more storage to build a website, to save email and they often receive different email addresses.
Well known providers in the Netherlands are Tele2, Telfort, KPN en XS4all
Computers suitable for the Internet are:
Cloud computing is using other computers than your own, for data storage and program applications. The sharing services are free or you have to pay for it. For a user, it is not quite clear on which computers your data or programs are stored and it looks as if they are obscured by a cloud.