Cloud Computing: Comparison with Previous Technique and Research Challenges

Abstract

Cloud computing has recently emerged as a new paradigm for hosting and delivering the services over the Internet. It is an enhanced version of client-server application. In this paper, we will present comparison between cloud computing and client-server application, highlighting key concepts of cloud computing, its architectural principles, as well as research challenges and its environmental impact. The aim of this paper is to provide better understanding of need of cloud computing. [6] General Terms Client server architecture, cloud computing, characteristics and environmental impact of cloud