Mass data refers to a large amount of information or data that is collected, stored, and analyzed for various purposes. This data can come from a variety of sources, such as social media, sensors, transactions, and more. It is characterized by its sheer volume, velocity, and variety, making it difficult to manage and analyze using traditional methods. Mass data is often used in big data analytics to uncover patterns, trends, and insights that can inform decision-making and drive innovation. With the rise of technology and the internet, the amount of mass data being generated and collected is growing exponentially, making it a valuable resource for businesses, researchers, and governments alike.