What is artificial key?
Enlist the advantages of dbms.
does pl/sql support “overloading”? Explain
Why its better to use files than a DBMS when there are multiple users to access the data
What is index hunting and how does it help in improving query performance?
Why is normalisation used?
Explain the term entity type in dbms?
Differentiate between nested loop, hash loop and merge join.
What is index hunting?
What is default value database?
What are the main characteristics of database approach?
Can you drop all the columns of a table ?
What is a Database Schema and Why is It Important?