1. What is Web Hosting?
It is a service provided by thousand of companies worldwide. They set up and maintain entire buildings called data centers, full of computer systems called servers, and you will get some sort of access to them via the internet. With that access you can upload your websites. Once configured properly, computers around the world will quickly know exactly where to find them.
There are several different types of web hosting providers. If you are just starting out, you will need a shared hosting providers for your website. It is the cheapest and easiest way to get started.
Basically, Web Hosting is the space that you rent to have your business in, it is where you put your files, picture and product.