The document discusses the components and roles involved in database application systems. It covers the purpose of databases, relationships between tables, and common DBMS products. It also describes database administration responsibilities which include setting up security, backing up data, and improving performance. Database applications make databases more useful by providing forms, reports, queries and programs for users. Data modeling and normalization are processes for structuring data tables.

1. Chapter 5: Database Processing BUA 235

4. Components of a Database application system

14. Continued….