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Now a day's internet is a significant place for interchanging of data like text, images, audio, and video and for share-out information preferably in digital form. The usage of internet leads to accessing the immense amount of data. Data may be unstructured data, structure data, and semi-structured data. So we are storing and processing such vast amount of data having gigantic complexity. Researchers from the University of Berkeley estimate that every year about one Exabyte (= 1 Million Terabyte) of data brought forth, of which a large portion is in digital form.
Kautkar Rohit A . (Mon,) studied this question.