Microsoft Azure Basics
Let's look Clouds in time perspective. We had earlier data centers in past. Each of these were different in hardware, computing power and even had different operating system. All these servers in data center needed enough resources for different application in peak hours but most of the time they were underutilized. Later we moved to Virtualization where we had a single virtual host on which we could run multiple virtual machine with hypervisor sitting in between and managing it. But even with Virtualization we had problems like In case of cloud infrastructure provider have pool of resources and different customer use these pooled shared resources. They don't care about the details of server, but just the provider makes sure that enough demanded resources are available. On cloud we have on demand Self service so customer pay for resources per user or per hour/minute based on which service/resource they are using. Provisioning is fully automated and provided instantly. Here O...
