executeUpdate automatically updates data because___________

A. auto commit is on, by default

B. It performs a hidden commit statement as well

C. Does not commit

D. None of the above.

You can do it
  1. It is an error to catch the same type of exception in two different catch blocks associated with a particular…
  2. The use of protected keyword to a member in a class will restrict its visibility as follows:
  3. A package is a collection of
  4. With javadoc, which of the following denotes a javadoc comment?
  5. A static class method can be invoked by simply using the name of the method alone.
  6. Connection, Statement are interfaces and ResultSet is a class.
  7. Members of a class specified as private are accessible only to the methods of the class.
  8. JSP files creates ________________
  9. The setBackground() method is part of the class
  10. Which of the following will produce a value of 22 if x=22.9:
  11. Declaring a method synchronized guarantees that the deadlock cannot occur.
  12. Every call to wait has a corresponding call to notify that will eventually end the wafting.
  13. putValue(...) method takes _____________________-
  14. The concept of multiple inheritance is implemented in Java by
  15. Which javadoc tag is used to denote a comment for methods parameters?
  16. What is error in the following class definitions? abstract class xy { abstract sum(int x, int y)…
  17. Objects are passed to a method by use of call-by-reference.
  18. We can over load methods with differences only in their return type.
  19. Submit button always fires doPost(...)
  20. Which of the following control expressions are valid for an if statement?
  21. When the string objects are compared with ==, the result is true If the strings contain the same values.
  22. Every method of a final in class is implicitly final.
  23. Which of the following methods can be used to remove a component from the display?
  24. A JSP file can be stored_________________
  25. A variable declared inside the for loop control can not be referenced out side the loop.
  26. A final class may not have any abstract method.
  27. The default case is always required in the switch selection structure.
  28. JdbcOdbcDriver is an object of Object class
  29. The check box group class is a subclass of the component class.
  30. Which of the following methods belong to the String class?