UNFOLDING BIG DATA PRINCIPLES, PROBLEMS AND PROSPECTS USING PREVIOUS REVIEWS

Companies are beginning to recognise the value of having vast volumes of data available in order to make the best choices to help their policies. The generation of digital evidence is increasingly the as emerging technology, the Internet, Security and social networks emerge. The word "Big Data" refers to the heterogeneous mass of digital data generated by businesses and individuals, which, due to its characteristics (large scale, various formats, and processing speed), necessitates the use of specialised and increasingly advanced machine storage and analysis methods. The aim of this essay is to describe Big Data & Hadoop, its principles, problems, and implementations, as well as the significance of Big Data Analytics.