Cloud computing is an efficacious technology to perform massive-scale and complex computing on the go. It terminates the need to maintain immoderate computing hardware, dedicated space, and software. This paper also explains, in detail, how data is stored on a cloud. The crucial application advantages and two major potential problems of cloud computing have also been discussed. All the three services of cloud computing have also been mentioned. Special emphasis has been laid upon the business benefits of cloud computing. Immense growth in the scale of data or big data generated through cloud computing has been observed. The rise of big data in cloud computing is considered in this study.