By utilizing cloud hosting, you are taking advantage of an interrelated system of servers that work together to enhance the capabilities of all of them. Providing you with the speed, dependability, memory and the power that is needed to get your pages up and keep them running the way that they should. By grouping the servers, or clouds, together in a massive, non-physically centered area, you can have the functionality of all of their combined processing abilities. At the same time, the security of knowing that if one of them drops off line, the others will be there to take up any slack that there is.
The costs of having a virtual sky full of clouds are very minimal because, just like the utility companies, they only charge you for the computing resources that you use. This may be a small amount for normal everyday use and it might spike when there is a spike in use such as a major run on your web site.