What is the definition of "cloud computing"?

in what type of cloud computing does the customer have the highest level of control?

24. A characteristic of cloud computing is: a. On-demand self-service b. Rapid elasticity C. Resource Pooling d. All of the above.

A health company has reached the physical and computing capabilities in its datacenter, but the computing demand continues to increase. The infrastructure is fully virtualized and runs custom and commercial healthcare application that process sensitive health and payment information. Which of the following should the company implement to ensure it can meet the computing demand while complying with healthcare standard for virtualization and cloud computing?

Options:

A Hybrid IaaS solution in a single-tenancy cloud
B Pass solution in a multinency cloud
C SaaS solution in a community cloud
D Private SaaS solution in a single tenancy cloud.