1. In the relational modes, cardinality is termed as:
a) Number of tuples
b) Number of attributes
c) Number of tables
d) Number of constraints
2. Relational calculus is a
a) Procedural language
b) Non- Procedural language
c) Data definition language
d) High level language
3. Cartesian product in relational algebra is
a) a Unary operator
b) a Binary operator
c) a Ternary operator
d) not defined
4. The view of total database content is
a) Conceptual view
b) Internal view
c) External view
d) Physical View
5. DML is provided for
a) Description of logical structure of database
b) Addition of new structures in the database system
c) Manipulation & processing of database
d) Definition of physical structure of database system
6. ‘AS’ clause is used in SQL for
a) Selection operation
b) Rename operation
c) Join operation
d) Projection operation
7. ODBC stands for
a) Object Database Connectivity
b) Oral Database Connectivity
c) Oracle Database Connectivity
d) Open Database Connectivity
8. In a relational model, relations are termed as
a) Tuples
b) Attributes
c) Tables
d) Rows
9. Architecture of the database can be viewed as
a) two levels
b) four levels
c) three levels
d) one level
10. The database schema is written in
a) HLL
b) DML
c) DDL
d) DCL