What is cloud Compuing

Traditional business applications have always been very complicated and expensive. The amount and variety of hardware and software required to run them are daunting. You need a whole team of experts to install, configure, test, run, secure, and update them.
but nowadays, cloud computing can be the best solution.

In the last few years cloud computing has changed IT world. It has provided new strategies to cut down costs and provide better utilization of resources.
The idea of using cloud computing as a utility is attracting new organizations to adopt this environment to cope with a vigorously altering business environment. IT managers see cloud computing as a source to maintain scalable IT infrastructures that allow business agility.

The key benefits in cloud computing :

Scalability and Speed: Enterprises no longer have to invest time in buying and setting up the hardware, software and other resources necessary for a new application. They can quickly scale up or scale down their usage of services on the Cloud as per market demands, during hours of maximum activity.

Innovation: Enterprises can focus on innovation, as they do not have to own or manage resources. Cloud computing facilitates faster prototype development, testing and validation. Research and development projects or activities where users have to collaborate for a task/project are especially benefited.

Cost Reduced costs: with little to no upfront infrastructure investments to get started. Simply purchase the resources you need, when you need them.

It Focus : No longer having to worry about constant server updates and other computing needs lets your company focus on innovating, streamlining and growing your business.

Flexibility : As business needs change, cloud computing lets you easily scale up or down with the resources provided by the cloud computing provider. Companies can replicate existing environments for load testing or development.

you can see puppet labs as a cloud computing technology

http://puppetlabs.com/