1. Explain the DBMS with its Components and Describe the various functions of DBMS? 2. Define the term DBA. Explain the various Roles of Database Administrator? 3. Write short notes on the following: a) Datab) Information c)Entity d)Domain e)Tuplef)Cardinality Ratio 4. Explain the three Schema Architecture of a Database System with Block Diagram? 5. What is Data model ? Explain Model based on 1:M Association and explain its problem and Solution?

6. a)Explain the term data independence.Also explain physical and logical data independence by giving example. b) Describe the difference between Client/Server architecture and tradition DBMS architecture. 7. Explain with example a) Functional Dependency b) Full Functional Dependency c) Transitive Dependency 8.. a) Define the Relational Data Model and Explain its Different Relational Constraints by giving suitable example? b) Explain the following Relational Operators with the help of appropriate examples? i) SELECT ii) PROJECTiii) CARTESIAN iv) JOIN 9. What is the purpose of E-R Model ? Explain various types of entities, Attributes and relationships used in this model with the help of suitable example? 10 What is difference between: a) Super Key and Candidate Key b) Primary Key and Foreign Key c) Alternate Key and Composite Key