Cloud computing offers unique 3 Cloud Service Models which are highly beneficial when compared with other hosting.
- Software as a Service (SaaS),
- Infrastructure as a Service (IaaS)
- Platform as a Service (PaaS)
Each service differs in functionality and benefits but serves the purpose of leveraging IT infrastructure in common. Here in this article, we are discussing about those 3 service models and their uniqueness.
Top 3 Cloud Service Models and its Uniqueness
1. Infrastructure as a Service (IaaS)
This service caters the need for storage space and servers, which vary upon requirement. Also, it allows your business to develop in all aspects and yields revenue based on growing demand in IT infrastructure. IaaS comprises a few features of SaaS and PaaS. In addition, it built with complexity during usage but at the same time offers flexibility in customization.
To name a few products of IaaS are Amazon EC2, Rackspace Cloud, etc.
2. Platform as a Service (PaaS)
PaaS Clouds are created inside IaaS to improvise scalability of existing service and perform deployment of any software application. It also lets you predict your expenses upon usage and scale up or down your expenses according to emerging demands. This Cloud Service Models stands out by leveraging IT infrastructure and other services even though your existing application. Nevertheless, it may not work sometimes due to off-trade restrictions.
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Examples of PaaS services are Google App Engine, Force, etc.
3. Software as a Service (SaaS)
SaaS is the most preferred service by technology-oriented users due to its simplified features. It leverages cloud even on your critical specifications of software architecture by cutting down the cost incurred. Cost cut done on resource maintenance and client support along with operational costs involved. In addition, it provides the facility of running applications directly on vendor’s computers.
Popular SaaS-based applications are Gmail, SalesForce and many. Not necessarily all SaaS applications are provided featuring cloud computing.
Virtualization and Cloud computing has captured the majority of the market in making IT things easier than traditional purchasing method. In the longer run, only these Cloud Service Models completely decide the need for IT infrastructure and cater to impeccable solutions.