McqMate
Chapters
| 1. |
Which of the following is not a core interface of Hibernate? |
| A. | Configuration |
| B. | Criteria |
| C. | SessionManagement |
| D. | Session |
| Answer» C. SessionManagement | |
| 2. |
Which of the following is not a core component of Hibernate? |
| A. | JDBC |
| B. | SessionFactory |
| C. | Session |
| D. | Configuration |
| Answer» A. JDBC | |
| 3. |
Is Session a thread-safe object? |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» B. False | |
| 4. |
SessionFactory is a thread-safe object. |
| A. | True |
| B. | False |
| C. | none |
| D. | all |
| Answer» A. True | |
| 5. |
Which of the following methods returns proxy object? |
| A. | loadDatabase() |
| B. | getDatabase() |
| C. | load() |
| D. | get() |
| Answer» C. load() | |
| 6. |
Which of the following methods hits database always? |
| A. | load() |
| B. | loadDatabase() |
| C. | getDatabase() |
| D. | get() |
| Answer» D. get() | |
| 7. |
Which of the following method is used inside session only? |
| A. | merge() |
| B. | update() |
| C. | end() |
| D. | kill() |
| Answer» B. update() | |
| 8. |
The SessionFactory is heavyweight object. |
| A. | False |
| B. | True |
| C. | none |
| D. | all |
| Answer» B. True | |
| 9. |
Which of the following is not a state of object in Hibernate? |
| A. | Attached() |
| B. | Detached() |
| C. | Persistent() |
| D. | Transient() |
| Answer» A. Attached() | |
| 10. |
Which of the following is true about HQL? |
| A. | HQL takes java objects in the same way as SQL takes tables. |
| B. | HQL is a Object Oriented Query language |
| C. | HQL is database independent. |
| D. | All of the above. |
| Answer» D. All of the above. | |
| 11. |
Which of the following is not an inheritance mapping strategies? |
| A. | Table per hierarchy |
| B. | Table per concrete class |
| C. | Table per subclass |
| D. | Table per class |
| Answer» D. Table per class | |
| 12. |
Which of the following is not an advantage of using Hibernate Query Language? |
| A. | Database independent |
| B. | Easy to write query |
| C. | No need to learn SQL |
| D. | Difficult to implement |
| Answer» D. Difficult to implement | |
| 13. |
In which file database table configuration is stored? |
| A. | .dbm |
| B. | .hbm |
| C. | .ora |
| D. | .sql |
| Answer» B. .hbm | |
| 14. |
Which of the following is not an advantage of Hibernate Criteria API? |
| A. | Allows to use aggregate functions |
| B. | Cannot order the result set |
| C. | Allows to fetch only selected columns of result |
| D. | Can add conditions while fetching results |
| Answer» B. Cannot order the result set | |
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