OBJECTIVES : -> What is big data? -> How to handle big data? ->Solutions for big data BIG DATA: Big data is a broad term for data sets so large or complex that traditional data processing applications are inadequate. Challenges include analysis, capture, data curation, search, sharing, storage, transfer, visualization, and information privacy. Big data is a massive volume of data that refers to both structured and unstructured and difficult to process.It has mainly three aspects.They are: 1)velocity 2)volume 3)variety velocity : size of the data.Big data is so massive that it gets accumulated at large amounts in very less amount of time. volume: Size of the data is very large that it can't be processed using conventional methods. variety: Big data deals with both structured and unstructured data. How to handle big data: