Exam Ref MS-900: Microsoft 365 Fundamentals, 2nd Edition

Chapter 1

Describe cloud concepts

The cloud is one of the biggest buzzwords ever to emerge from the IT industry, but it is a word that is difficult to define in any but the most general terms. For a simple definition, you can say that the cloud is an Internet-based resource that provides subscribers with various types of IT services on demand. For users, the cloud enables them to run applications, stream video, download music, read email, and perform any number of other tasks, all without having to worry about where the servers are located, what resources they utilize, how much data is involved, and—in most cases—whether the service is operational. Like the electricity or the water in your house, you turn it on, and it is there—most of the time. ...