The concept of Big data is relatively new. Big data refers to data that is so large, fast or complex that its difficult or impossible to process using traditional methods. Big data is a combination of structured, semi structured and unstructured data collected by organization that can be mined for information and used in machine learning projects, predictive modeling and other advanced analytics applications. Big data and the way organizations manage and derive insight from it is changing the way the world uses business information.
Big data can be analyzed for insights that lead to better decisions and strategic business movies .Companies use the big data accumulated in their systems to improve operations, provide better customer service, and create personalized marketing campaigns based on specific customer preferences.Activities:
Hadoop is an open-source software framework for storing data and running applications. It is designed to scale up from single servers to thousands of machines.
It is designed to scale up from single servers to thousands of machines, each offering local computation and storage.