Answers

1. IaaS, PaaS, and SaaS.
2. Platform as a Service.
3. It allows Azure to be installed in a private data center offering a private cloud deployment model.
4. Credit card or invoice.
5. Error, Warning, and Info.
6. Free, Shared, and Standard.
7. Windows Server or Linux.
8. Any of these: Windows Store, Windows Phone, iOS, Android, HTML, Xamarin, and Sencha.
9. Web role and worker role.
10. Two—staging and production.
11. It is a Service Bus service, which provides a scalable way of handling push notifications from backend services.
12. Failover, Round Robin, and Performance.