Cloud platform models vary in the type of model that is used. It is important th

Cloud platform models vary in the type of model that is used. It is important that each organization choose the right model for their organization. Sometimes this might take some trial and error to find the right Cloud platform. Specific needs must be considered as well as users, hardware, software, and support. In an initial post of at least 250 words,
Describe the differences between infrastructure as a service, platform as a service, and software as a service.
Discuss the differences between scalability and elasticity.
Compare the scope of responsibility for each platform architecture, and explain the way it works for on premises deployments.