What is concept of bigdata ?

Question

Data storage

Answer 1

Data science and business intelligence are related terms.

Answer 2

"Big data" is a field that treats ways to analyze, systematically extract information from, or otherwise deal with data sets  that are too large or complex to be dealt with by traditional data processing application software.

Source: https://en.m.wikipedia.org/wiki/Big_data

In simple terms "extracting big data which is physically, logically or on clouds to make valuable output,data from it."

Technology which uses big data :
Google analytics
AWS
etc

Answer 3

Which is best portal to learn bigdata ?