The document discusses database management systems. It defines a database as an organized collection of stored data that can be accessed electronically. A database management system (DBMS) is software that allows users and applications to capture, analyze, and interact with a database. A DBMS performs tasks like data definition, updates, retrieval, and administration. It stores data on dedicated database servers for security, reliability, and high-performance access and management of the stored data. A DBMS provides multiple logical views of the database data for different user groups and roles.