SaaS, PaaS and IaaS: which cloud service model is for you?

Grazed from TechRadar. Author: Désiré Athow.

The cloud has had a transformational impact on businesses of all sizes – from small and midsized businesses (SMBs) to large enterprises – and it’s showing no signs of slowing down. According to analyst house Gartner, the use of cloud computing is still growing and will become the bulk of new IT spend by 2016, a year that the company predicts will see hybrid cloud overtake private cloud, with nearly half of large enterprises having deployments by the end of 2017.

Despite its high uptake, the most suitable route into the cloud is not always so clear cut for many organisations moving on from the tried and tested client-server model. To shed light on the advantages and disadvantages of cloud computing’s three main service delivery models – software-as-a-service (SaaS), platform-as-a-service (PaaS) and infrastructure-as-a-service (IaaS) – we spoke to Mike Kavis, VP and Principal Architect for Cloud Technology Partners and author of ‘Architecting the cloud’…

TechRadar Pro: Can you summarise the different cloud service delivery models available?

MK: There are three cloud service models: Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). With each cloud service model, certain responsibilities are shifted to the cloud service provider allowing consumers of cloud services to focus more on their own business requirements and less on the underlying technologies…

Read more from the source @ http://www.techradar.com/news/internet/cloud-services/mike-kavis-architecting-a-cloud-1214419