Database security MCQs – Solved Questions Answers

By: Prof. Dr. Fazal Rehman | Last updated: April 15, 2025

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1. When we update any tuple in the relation, which authorization on a relation allows a user to?





2. Grants privileges on SQL authorization mechanism apply to:





3. Implicitly granted privileges to all users are called:





4. Which statement is used to revoke an authorization?





5. The SQL authorization mechanism doesn’t include:





6. True dependencies generated in reflexive rule (IR1) are classified as:





7. Rule stating that attributes determine any of its subsets is classified as:





8. To represent both data and relationships among tables, the data model used is:





9. Database structured record-based models are named so because of:





10. In database design, the most widely used data model is:





11. The entity-relationship model is mainly used in:





12. The record that contains all data regarding tuples is called:





13. To list types of attributes in a query result, which type of iterator is used?





14. COBOL and ADA are programming languages classified as:





15. PMS in procedures stands for:





16. The identification of a procedure name is used as:





17. Syntax like formatted and repeat statements are supported by:





18. The full form of CLR is:





19. A non-dense index is:





20. The first record of any block in a data file is called:





21. A row in a relational table is known as a:





22. A relation instance in a relational model refers to a specific:





23. The primary data model used in commercial database systems today is the:





24. Low-level data models are also called:





25. In an E-R diagram, a specialization is represented by a:





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