What is Bigdata?

Answer 1

Big data use advanced analitics methods to extract valuable data from very large and complex data chunks

Answer 2

It is a big question. To answer simply, big data = statistics & machine learning algorithm + large data sets

Answer 3

Big data as the name suggests is huge chunk of information that might consume memory in terms of 100s of Gb,pb and zb.For example tweets each seconds,Stock data,flight recorder data,youtube video feeds,etc