Predictability – Get everything as a service – from IaaS, PaaS and SaaS to XaaS
The outsourcing model which led to the “on-demand” “as a service” model, has taken off with increasing adoption of cloud-computing and mobility. What started out with the SaaS – software as a service model, has now diversified into several other services. Indeed, cloud computing has come to rest on three of these as its core pillars: SaaS: Software as a Service PaaS: Platform as a Service IaaS: Infrastructure as a Service Differentiating SaaS, PaaS and IaaS: