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By Stephanie Wood And Nedziba Bubregovic    A very large collection of data A database management system is a software package designed to store and manage data Models real-world   Entities (Ex: Students, courses) Relationships (Ex: Joe Smith is taking CSIS)      Provides end users with quick, easy access to information stored in a database Data integrity and security Efficiently organizes data Manages effectively Logical and physical data independence   5 functional database structures are the hierarchal, network, relational, object-oriented, and multidimensional The relational model is widely used today  Database administrator Designs  Improves integrity and security  Uses data definition language  Data availability, crash recovery  Usually well paid  ?       Oracle DB2 Microsoft Access Firebird FileMaker Microsoft SQL Server    Oracle is one of the major companies developing and selling DBMS. Oracle was founded in California, 1977. Price rage is …  Oracle is known as a Relational Database Management System (RDBMS) EMPLOYEE EMPL_ID NAME_FIRST NAME_LAST DEPT POSITION SALARY 1 Horace Slate 1 Owner 29 4 Fred Flintstone 2 Laborer 13 5 Barney Rubble 2 Laborer 12  http://www.youtube.com/watch?v=ON4Rpy mQWoY Questions?