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Monday, November 21, 2011

Database Management System Quiz - 2

1. In Database management system, protection includes against hardware and Software malfunctions and not against unauthorized access.
[A]TRUE
[B]FALSE



2. You cannot grant or revoke system privileges to users and roles.
[A]TRUE
[B]FALSE



3. A database may include varieties of data that are interrelated in many ways.
[A]TRUE
[B]FALSE



4. Encryption alone is sufficient to secure the data.
[A]TRUE
[B]FALSE



5. Physical design is tailored to a specific DBMS system.
[A]TRUE
[B]FALSE



6. Database design model help in improving maintainability.
[A]TRUE
[B]FALSE



7. A fuzzy checkpoint allows transactions to perform updates even while buffer blocks are being written out.
[A]TRUE
[B]FALSE



8. A program is a collections of instructions for manipulating data.
[A]TRUE
[B]FALSE



9. The database is partitioned into some number of fixed length block called as pages.
[A]TRUE
[B]FALSE



10. Database is widely used in banking.
[A]TRUE
[B]FALSE



11. >= ' is arithmetic operator.
[A]TRUE
[B]FALSE



12. DES provides standards based encryption for data privacy.
[A]TRUE
[B]FALSE



13. All views are not updatable.
[A]TRUE
[B]FALSE



14. Logical 'OR' operator returns true if both component conditions are true otherwise returns false
[A]TRUE
[B]FALSE



15. Structural constraints are specified to force the placement of information into structures.
[A]TRUE
[B]FALSE



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