How have roles in data come about?

 

               1. Every action on the internet is recorded and stored in servers with petabytes

                             and exabytes of capacity.

               2. As the internet started getting used by billions, the amount of data

                             generated also grew exponentially.

 

               3.Companies use this data for

·         Improving product experience

·         Understanding user preference

                  ·         Monitoring the health of business and make right investments