International Journal of Engineering Research and Applications (IJERA)
Cloud computing is one of the evolving technology in today's era. It has changed the whole view that distributed computing, grid computing and parallel computing used to present. In the past few years cloud computing has grown widely and becomes the part of the IT industry, because it offers reliability, scalability, flexibility and cost effectiveness for computer processes. And also it offers reduced capital expenditure, complexity and maintenance, operational risks to those who ask for the service. It provides economical computing resources for business applications to small, medium and large organizations.