Why do we need in big data concept ?why its now trending concept IT companies?

Question

purpose of big data concepts?can anyone explain properly what is big data?

Answer 1

Evolution, information increases!

Answer 2

Big data is an evolving term that describes any voluminous amount of structured, semistructured and unstructured data that has the potential to be mined for information.

Big data is usually used to predect things for example which share will grow or decrease.

It's not all about share market. It's used in various fields like even political take help of big data companies for election strategic.

Answer 3

This evolution is also significant with the Health Management Information Systems. Health professionals are now capable to make accurate predictions while researching for new drugs and treatment procedures