What is a Cloud Computing
In this article i'm explaining to get good idea about Cloud Computing.First we will identify what is cloud computing.
The Cloud Computing is a set of pooled computer resources sharing over the internet.
In this cloud computing includes data storage,networks,computer processing power and user applications and cloud services allowed individuals and business to use the software and hardware that are manged by third parties at remote locations.
some examples of cloud computing
-Online file storage
-Social networking sites
-web mails
-Online business applications
Cloud layer Models
What is SaaS
The cloud model SaaS is standard for Software as a Service.
It's mean user can run software on the cloud service and it is using by end users.
eg- Google Apps, SalesForce.com
What is PaaS
The cloud model PaaS is standard for Platform as a Service.
It's mean user can run their own software on the cloud service and it is using by application developers.
eg-Google App Engine
What is IaaS
The cloud model IaaS is standard for Infrastructure as a Service.
It's mean user can run operating systems and applications on a cloud platform.
eg-HP cloud infrastructure
Characteristics of cloud computing
-On demand
-Broard Network Access
-Resource pooling
-Scalability