Cloud computing is the on-demand delivery of compute power, database, storage, applications, and other IT resources via the internet with pay-as-you-go pricing. When tech companies say your data is in the cloud, or that you can work in the cloud, it has nothing to do with white fluffy things in the sky. Your data isn’t actually in heaven or in the wind. It has a terrestrial home. It’s stored somewhere lots of somewheres and the network of servers find what you need and deliver it. The cloud refers to software and services that run on the Internet, instead of locally on your computer. Most cloud services can be accessed through a Web browser like Firefox or Google Chrome, and some companies offer dedicated mobile apps
