MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Spring knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Data source implementations provided by different vendors and projects. |
| A. | C3PO |
| B. | Apache Commons DBCP |
| C. | All of the mentioned |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 2. |
Standard interface defined by the JDBC specification that factories Connection instances. |
| A. | javax.sql.DataAccess |
| B. | javax.sql.DataSource |
| C. | javax.sql.Data |
| D. | javax.sql.DataSourceAccess |
| Answer» C. javax.sql.Data | |
| 3. |
To access the database with JDBC:- |
| A. | DAO interface |
| B. | DAO Class |
| C. | DataAccess interface |
| D. | None of the mentioned |
| Answer» B. DAO Class | |
| 4. |
The general purpose of the Data Access Object (DAO) pattern is to avoid these logic related problems by separating data access logic from business logic and presentation logic. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
JDBC Properties for Connecting to the Application Database. |
| A. | Driver Class |
| B. | URL |
| C. | Username |
| D. | All of the mentioned |
| Answer» E. | |
| 6. |
THE_GENERAL_PURPOSE_OF_THE_DATA_ACCESS_OBJECT_(DAO)_PATTERN_IS_TO_AVOID_THESE_LOGIC_RELATED_PROBLEMS_BY_SEPARATING_DATA_ACCESS_LOGIC_FROM_BUSINESS_LOGIC_AND_PRESENTATION_LOGIC.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Standard interface defined by the JDBC specification that factories Connection instances.$ |
| A. | javax.sql.DataAccess |
| B. | javax.sql.DataSource |
| C. | javax.sql.Data |
| D. | javax.sql.DataSourceAccess |
| Answer» C. javax.sql.Data | |
| 8. |
To_access_the_database_with_JDBC:-$ |
| A. | DAO interface |
| B. | DAO Class |
| C. | DataAccess interface |
| D. | None of the mentioned |
| Answer» B. DAO Class | |
| 9. |
Which DataSource is not stable in MultiThreaded Environment? |
| A. | DriverManagerDataSource |
| B. | SingleConnectionDataSource |
| C. | All of the mentioned |
| D. | None of the mentione |
| Answer» D. None of the mentione | |
| 10. |
SingleConnectionDataSource (a DriverManagerDataSource subclass). As its name indicates, this maintains only a single connection. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Spring also provides several convenient but less powerful data source implementations. |
| A. | DriverManagerDataSource |
| B. | DriverManagerData |
| C. | DriverManagerDataAccess |
| D. | DriverManagerDataSourceAccess |
| Answer» B. DriverManagerData | |
| 12. |
Data_source_implementations_provided_by_different_vendors_and_projects. |
| A. | C3PO |
| B. | Apache Commons DBCP |
| C. | All of the mentioned |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 13. |
JDBC Properties for Connecting to the Application Database? |
| A. | Driver Class |
| B. | URL |
| C. | Username |
| D. | All of the mentioned |
| Answer» E. | |
| 14. |
To start the Derby server in the client/server mode. |
| A. | startNetworkServer java file |
| B. | startNetworkServer script |
| C. | startNetwork script |
| D. | all of the mentioned |
| Answer» C. startNetwork script | |
| 15. |
For testing purposes, the client/server mode is more appropriate. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 16. |
Mode which Derby prefers to run in:- |
| A. | embedded |
| B. | client/server |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 17. |
Database Engine which uses low memory consumption and easy configuration. |
| A. | SQL |
| B. | MySQL |
| C. | Apache Derby |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 18. |
An ORM framework persists your objects according to the mapping metadata you provide. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 19. |
ORM which isn’t supported by Spring:-$ |
| A. | Hibernate |
| B. | JDO |
| C. | TopLink |
| D. | All of the mentioned |
| Answer» E. | |
| 20. |
Spring supports most of the popular ORM (or data mapper) frameworks. |
| A. | Hibernate |
| B. | JDO |
| C. | JPA |
| D. | All of the mentioned |
| Answer» E. | |