What to look for when considering cloud-based infrastructure services and XaaS

Grazed from HealthCareITNews. Author: John Donohue.

The shift to “as a service” type offerings began with Software as a Service (SaaS). Then Infrastructure as a Service (IaaS) followed by Platform as a Service (PaaS) started to gain traction. All three of these options represent the variety of ways in which healthcare organizations can use cloud computing for virtual provisioning.

I think we are going to continue to see more “as a service” coming to the market in the future and, most recently, I’ve even seen a reference to XaaS or Anything/Everything as a Service. XaaS, which offers additional services like network and security, may actually deliver the true power of the cloud approach to computing...

Many things in the information technology space seem to come full circle. One could argue, for instance, that IaaS has its roots in the early days of computing where students and others rented time on large computers. Web hosting could also be considered part of the evolution of cloud computing and IaaS...

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