As its name suggests, it is a concept where application and files are hosted on a cloud consisting of thousands of computers and servers all linked together and accessible via internet or intranet.Cloud computing allows consumers and businesses to use applications without installation and access their personal files at any computer with internet access. This technology allows for much more efficient computing by centralizing storage, memory, processing and bandwidth.So, in essence, Cloud Computing should be capable of providing the end-user, services for each component of end-to-end application life-cycle.
