1) describe what is the data dictionary? describe about the information that are stored in the data dictionary?
2) prepare differences between the stored and the derived attributes.
3) describe the facilities which are available in the SQL for Database recovery?
4) describe what do you understand by the referential integrity? Describe with the help of ex.
5) describe what is meant by the embedded SQL? Specify the benefits of the embedded SQL programs?
6) prepare down the Tuple relational calculus expression for determining the number of the employees working within the Sales department in the given relation
Employee. Employee (SSN-No, Name, Department)
7) describe the condition when the functional dependency is said to be the trivial?
8) Define the term: “Canonical cover”.
9) describe about the object oriented databases? Specify some of its characteristics.
10) describe the chief difference between the read-only and update methods?