There are three types:
1. SaaS ( software as a service): They mainly deliver applications such as e-commerce apps, Google apps and other brands.
2. PaaS (platform as a service) :They offer framework which is pre-built and other technological or development tools. MS Azure, X Cloud are good example.
3. IaaS (Infrastructure as a service): This provides storage, network related recourses without any hardware devices. Such as- Terremark and Amazon web services.
Cloud is growing day by day due to inevitable benefits which are impossible to ignore. Cloud Helps businesses to plan their IT spent and have better control on it.
Depending on the business decisions Cloud offers vast varieties of services.
IaaS (Infrastructure as a service): It can entirely or partially replace need of in-house or colo server room.
PaaS (Platform as a service): Pre-built environment and better management of software licenses.
SaaS ( Software as a Service): This is subscription based model for web based services. It can be multi tenant environment of private cloud offerings. Safes Force, O365, Gmail for Business are few of countless SaaS example.
Last edited by thecommis; 09-06-2015 at 11:20 PM.
Reason: update