Which approach should you recommend?

You are designing an Azure Web App that will use one worker role. The Web App does not use SQL Database.

You have the following requirements:

*Maximize throughput and system resource availability

*Minimize downtime during scaling

You need to recommend an approach for scaling the application.

Which approach should you recommend?
A . Increase the role instance size.
B . Set up horizontal partitioning.
C . Increase the number of role instances.
D . Set up vertical partitioning.

Answer: C

Explanation:On the Scale page of the Azure Management Portal, you can manually scale your application or you can set parameters to automatically scale it. You can scale applications that are running Web Roles, Worker Roles, or Virtual Machines. To scale an application that is running instances of Web Roles or Worker Roles, you add or remove role instances to accommodate the work load.

Explanation: http://azure.microsoft.com/en-gb/documentation/articles/cloud-services-how-to-scale/