title: Can we have a worker Role and a web role in a single instance of Azure Cloud Services
body: <p>I am just about to move my website, database and a background scheduler onto the Azure platform. </p>
  
  <p>I've to use cloud services with web &amp; worker role. Now my question is that do I need separate instances for each type of role, or one instance is capable of hosting multiple types of role ?</p>