In Windows Azure: What are web role, worker role and VM role?

Question

The application I work on contains a web role: it\'s a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want

Answer 1

• Web roles are web applications hosted in IIS.
• Worker roles are processes that can do some work (i.e. automatically compress uploaded images, do stuff whenever something changes in your database, get new messages from queue and process, you name it)
• VM roles host VMs