MCQ King
Oracle – Calling Java from PL/SQL
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1. What is the primary purpose of integrating Java with Oracle PL/SQL?
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2. What is the first step in getting ready to use Java in Oracle?
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3. Which Oracle utility is used to compile and load Java code into the database?
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4. What does the DBMS_JAVA package in Oracle allow you to do?
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5. In Oracle, what is the purpose of the LONGNAME function in DBMS_JAVA?
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6. Which DBMS_JAVA function is used to set compiler options in Oracle?
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7. What is the primary purpose of the SET_OUTPUT function in DBMS_JAVA?
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8. In Oracle, what does the EXPORT_CLASS function in DBMS_JAVA allow you to do?
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9. What is a “Call Spec” in Oracle when calling Java from PL/SQL?
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10. What is the role of mapping datatypes when calling Java methods in PL/SQL?
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11. How do you call a Java method in SQL within Oracle?
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12. In Oracle, what does the SET_ prefix indicate when using DBMS_JAVA functions?
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13. What is the primary benefit of using exception handling with Java in PL/SQL?
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14. What does extending file I/O capabilities in Oracle mean when integrating Java with PL/SQL?
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15. What is one of the primary purposes of the DBMS_JAVA package in Oracle?
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16. In Oracle, what is the primary role of the EXPORT_RESOURCE function in DBMS_JAVA?
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17. Which utility in Oracle is used to remove loaded Java classes and resources from the database?
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18. What is the primary purpose of building PL/SQL wrappers in Oracle when calling Java?
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19. How can you delete Java files from PL/SQL in Oracle?
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20. In Oracle, what utility is used to export Java source code, resources, and classes?
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21. What does “publishing and using Java in PL/SQL” mean in Oracle?
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22. What is the primary purpose of exception handling with Java in PL/SQL?
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23. What is the purpose of extending file I/O capabilities when calling Java from PL/SQL in Oracle?
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24. In Oracle, what does the EXPORT_SOURCE function in DBMS_JAVA allow you to do?
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25. What is the primary role of the GET_COMPILER_OPTION function in DBMS_JAVA in Oracle?
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