List of top Computer Science & Information Technology Questions on Database Concepts asked in TS PGECET

Consider two tables R and S with cardinalities \(m\) and \(n\) respectively. What is the maximum cardinality of the result of relational algebraic operation \(R \cup S\)?
Which file organization is preferred for only insertion operations?
Which of the following protocol is the lock based mechanism for concurrency control?
Which file organization is best suited for insertion operation only?
Which is a dynamic tree based indexing structure for database?
Which data model is required for conceptual data design?
Which is the notation for weak entity set in ER diagram?
Which of the following is a binary operator in Relational Algebra?
Which operator can make a tuple relational query as an unsafe query?
First Normal Form is based on the concept of
Which of the following is the main reason for performing schema refinement?
Which is not a desirable property for a database transaction?