Originally Posted by kumarmannu
A database is a software application that enables the storage of data. Within database architecture there are different theories and implementations for storing the physical data. A relation database management system (RDBMS) is a database that stores data in tables with relationships to other tables. In comparison, a database management system (DBMS) does not require the definition of relationships between tables. Both DBMS and RDBMS are models for storing information in a physical database.
How does that answer the OP question?