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Advanced Database Management Systems Practice Test
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Advanced Database Management Systems Practice Test
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25 Questions

1. Every relation in BCNF is also in
2. Which of the following is an object-oriented feature?
3. Which of the following is true?
4. VDL is used to specify:
5. Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally?
6. Which of the following constitutes a basic set of operations for manipulating relational data?
7. The different classes of relations created by the technique for preventing modification anomalies are called:
8. Which technique is based on linking of variables
9. How many tables can be joined to create a view?
10. Generally, what will provide the best database client performance in terms of CPU speed?
11. Some of the columns of a relation are at different sites is which of the following?
12. What is the type of Oracle backup in which all uncommitted changes have been removed from the datafiles?
13. What is the name of the system database that contains descriptions of the data in the database?
14. If the complete execution of the transaction(s) takes the database from one consistent state to the other then that property of transaction is called:
15. A distributed database is which of the following?
16. One solution to the multivalued dependency constraint problem is to: split the relation into two relations, each with a single theme.
17. Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity?
18. In the relational model, relationships between relations or tables are created by using:
19. Relationships could be of the following type:
20. Which of the following is the formal process for deciding which attributes should be grouped together in a relation?
21. A distributed database can use which of the following strategies?
22. Which of the following is NOT an Oracle-supported trigger?
23. A transaction manager is which of the following?
24. The following are components of a database except ________ .
25. IMS stands for ___________