OK, so by now you should know what a cloud really is — and at least one example of what a cloud really isn’t but you may still be wondering what specifically are all these cloud types floating about in the Internet. Well, let’s take a look.
Let’s start with the highest level and work our way down: public vs. private cloud. First, clouds are not this fuzzy magic thing that makes IT services happen. Behind all the technobabble fog, they’re servers in server racks, rooms, and data centers providing a variety of IT services.