PaaS – Platform as a Service

The abstraction of applications from traditional limits of hardware allows developers to focus on application development and not worry about operating systems, infrastructure scaling, load balancing, and so on.

  • Examples include Google App Engine (Java, Python), MS Azure (.net), and Heroku (RoR).

Platform delivery model.

  • Platforms are built upon Infrastructure, which is expensive.

  • Estimating demand is not a science!

  • Platform management is not fun!

Advantages.

  • No sysadmin tasks.

  • Better Security.

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