Certificate of Cloud Security Knowledge

What best describes the tradeoff of Infrastructure as a Service as compared to other cloud service models?

How can you monitor and filter data in a virtual network when traffic might not cross the physical network?

Which concept is defined as the unique expression of an entity within a given namespace?

What is a method used to decouple the network control plane from the data plane?

For cloud consumers to be able to properly configure and manage their network security, what must cloud providers do?