Which aspect of the project definition does the cloud design scope provide?

A cloud architect is designing a hybrid cloud for an organization. A requirement for this environment is that the private cloud user credential be trusted by both cloud provisioning APIs.

Which type of authentication will meet this requirement?

Which categories of network traffic should be isolated from inter-host communication and each other?

A cloud architect is evaluating an organizations need to support thousands of virtual machine instances and some form of encryption. Which encryption type should be selected and why?

An organization wants to provide its developers with the ability to deploy virtual machines. These virtual machines have software and libraries installed that are used to develop applications. Each virtual machine will be configured with the same IP address and will be able to download application code from a central server.

Which will be included in the design to support these requirements?