I want to know information on below questions
1. Which cloud computing service is being used world wide like Amazon or MS Azure etc.,
2. When a company have its own private cloud how do they manage to administrate it? Eg: amazon has its console to administrate instances.
3. As a windows admin which cloud computing course would be better to learn. Currently using Amazon but not aware of all features.
4. Is there a relavant best cloud computing course\certification that i can procure?