The document discusses database management systems and their advantages over traditional file processing. It introduces different database models including hierarchical, network, and relational models. The relational model uses tables of data, referred to as relations, with rows of data called tuples and columns of data called attributes. Database management systems provide benefits such as reduced data redundancy, increased data consistency, flexible data access, and security from unauthorized access. The document provides a high-level overview of database concepts.

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Database Management Systems
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