Q. In the relational modes, cardinality is termed as:
Q. Relational calculus is a _______?
Q. Given the basic ER and relational models, which of the following is INCORRECT?
Q. Cartesian product in relational algebra is _______?
Q. DML is provided for _______?
Q. 'AS' clause is used in SQL for _______?
Q. ODBC stands for _______?
Q. Which of the following command is used to delete a table in SQL?
Q. In a relational model, relations are termed as _______ .
Q. The database schema is written in _______ .
Q. In the architecture of a database system external level is the _______ .
Q. An entity set that does not have sufficient attributes to form a primary key is a _______ .
Q. In a Hierarchical model records are organized as _______ ?
Q. In an E-R diagram attributes are represented by _______ .
Q. In case of entity integrity, the primary key may be _______ .