Wednesday, June 27, 2012

What is IaaS, Paas & SaaS?

These are three main Cloud Computing Stack : Infrastructure as a Service, Platform as a Service and Software as a Service.
  • SaaS applications are designed for end-users, accessible over the web.
  • PaaS are set of tools and services to help developers design, develop, build & deploy application quickly.
  • IaaS serves the need of storage, hardware, servers and networking components.
These cloud computing stacks can provide : 
  • any Service on-demand.
  • any Platform on-demand.
  • large Infrastructure on-demand.
Elasticity of cloud computing brings scalability & accessibility to the applications. 

Examples : Amazon AWS (EC2), Google Cloud (Gmail), Microsoft Azure(Sky Drive) etc.

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