Big Data “ Big Data is data sets that are so voluminous and complex that can’t be handle through tradition statistical and Data Science approaches. “ All the time, Peoples and the rest of universe (electrons, protons,atoms,molecules,trees,animals,birds, rivers,sea,air, weather ,world,sky ,stars,planets,...whole the universe) generating massive amounts of data which we didn’t gave notice until now . But with the Internet ,WWW and recent emergence of Smart devices(Sensors ,mobiles ,Internet of Things IOT )capturing those massive flood of data and sinking both Academia and Enterprises within by urging to handle them efficiently. Big data is often characterized by 3Vs : the extreme V olume of data, the wide V ariety of data types the V elocity at which the data must be processed. Although big data doesn't equate to any specific volume of data, the term is often used to describe terabytes , petabytes and even exabytes of