A Data Hub is a centralized platform that collects, stores, and manages data from various sources. It allows organizations to integrate and share data efficiently, making it easier to access and analyze information. By consolidating data in one location, a Data Hub helps improve data quality and consistency, enabling better decision-making. Data Hubs often support various data formats and types, including structured and unstructured data. They can be used in different industries, such as finance, healthcare, and retail, to enhance data-driven strategies. Popular technologies for building Data Hubs include cloud computing and big data frameworks.