executeUpdate(------------) returns ___________

A. Nothing

B. Returns a ResultSet object

C. Returns an integer value to show the no. of updated rows

D. None of the above.

You can do it
  1. A thread can make second thread ineligible for execution by calling the suspend (-) method on second…
  2. All methods in an abstract class must be declared abstract.
  3. A static class method can be invoked by simply using the name of the method alone.
  4. When X is a positive number the operations x>> 2 and x>>>2 both produce the same result.
  5. Message-Driven beans act as a listener for the Java Message Service API, processing messages synchronously
  6. Which of the following command lines options generates documentation for all classes and methods?
  7. Consider the following class definitions: class maths { student student1; } class student { String name;…
  8. The modulus operator (%) can be used only with Integer operands.
  9. A final class may not have any abstract method.
  10. An individual array element that is passed to a method and modified in that method will contain the…
  11. Java always provides a default constructor to a class.
  12. Which of the following classes are available in the java.lang package?
  13. executeUpdate(------------) returns ___________
  14. The methods wait() and noify() are defined in
  15. Which of the following statements are true?
  16. Which of the following statements are true?
  17. If a=10 and b= 15, then the statement x =(a>b)?a:b; assigns the value 15 to x.
  18. If you want to assign a value of 99 to the variable year, then which of the following lines can be used…
  19. Which of the following are the wrapper classes?
  20. In a single Servlet class we can use____________
  21. Which of the following represent legal flow control statements?
  22. Any class may be inherited by another class in the same package.
  23. A panel can not be added to another panel.
  24. It is an error if a class with one or more abstract methods is not explicitly declared abstract.
  25. Which of the following will produce a value of 22 if x=22.9:
  26. Which of the following methods can be used to draw the outline of a square?
  27. The length of a string object 's1' can be obtained using the expression s1.length.
  28. Connection, Statement are interfaces and ResultSet is a class.
  29. When we implement the Runnable interface, we must define the method
  30. Which of the following are keywords?