Big Data

   Have you ever seen one of the videos on Facebook that shows a “flashback” of posts, likes, or images—like the ones you might see on your birthday or on the anniversary of becoming friends with someone? If so, you have seen examples of how Facebook uses Big Data. A  report from McKinsey & Co.  stated that by 2009, companies with more than 1,000 employees already had more than 200 terabytes of data of their customer’s lives stored. Consider adding that startling amount of stored data to the rapid growth of data provided to social media platforms since then. There are trillions of tweets, billions of Facebook likes, and other social media sites like Snapchat, Instagram, and Pinterest are only adding to this social media data deluge. Here we are taking facebook as a case for big data. Facebook user and demographics statistics There are  2.375bn billion monthly active users (as of Q3 2018) . Over 1bn of those are  mobile-only users . There are  1.49 ...