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For all insert, update, delete, query operations on a database, ResultSet object creation is mandatory.

A. True.

B. False.

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  1. Every call to wait has a corresponding call to notify that will eventually end the wafting.
  2. What does the following line of code do?TextField text=new TextField(10);
  3. forName() is a static factory method
  4. For all insert, update, delete, query operations on a database, ResultSet object creation is mandatory.
  5. The name of the RMI compiler is ___________
  6. A static class method can be invoked by simply using the name of the method alone.
  7. EJBs can be of the following type(s)None of the above
  8. Which of the following string can be used as mode string for creating a RandomAccessFile object?
  9. A method declared as static can not access non-static class members.
  10. Servlet can have ___________
  11. A class may be both abstract and final.
  12. A package is a collection of
  13. Which javadoc tag is used to denote a comment for methods parameters?
  14. Which key word can protect a class in package from accessibility by the classes outside the package?
  15. It is an error to catch the same type of exception in two different catch blocks associated with a particular…
  16. Which of the following will produce a value of 22 if x=22.9:
  17. Members of a class specified as private are accessible only to the methods of the class.
  18. Which of the following represent legal flow control statements?
  19. The expression (x == y && a<b) is true If either x == y is true or a<b is true.
  20. A string object can not be modified after it is created.
  21. Which exception is thrown by the read() method of InputStream class?
  22. In the code below, what data types the variable x can have?
  23. It is an error to have a method with the same signature in both the super class and its subclass.
  24. A variable declared inside the for loop control can not be referenced out side the loop.
  25. Message-Driven beans act as a listener for the Java Message Service API, processing messages synchronously
  26. Frames and applets cannot be used together in the same program.
  27. Servlet has ___________
  28. Which of the following represent legal flow control statements?
  29. Which of the following are the wrapper classes?
  30. All methods in an abstract class must be declared abstract.