An EJB is a server-side component that encapsulates the business logic of an application

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. The concept of multiple inheritance is implemented in Java by
  3. Which of the following are keywords?
  4. We can add more than one class(es) at the time of compilation Java Beans.
  5. A panel can not be added to another panel.
  6. Servlet has ___________
  7. forName() is a static factory method
  8. In evaluating a logical expression of type 'Boolean expression 1&& Boolean expression 2', both the Boolean…
  9. What does the following line of code do?TextField text=new TextField(10);
  10. When we invoke repaint () for a Component, the AWT invokes the method:
  11. It is an error if a class with one or more abstract methods is not explicitly declared abstract.
  12. To delete a file, we can use an instance of class file.
  13. The modulus operator (%) can be used only with Integer operands.
  14. Which of the following control expressions are valid for an if statement?
  15. EJBs can be of the following type(s)None of the above
  16. Which of the following will produce a value of 10 if x = 9.7?
  17. Which of the following methods can be used to draw the outline of a square?
  18. Which of the following methods belong to the String class?
  19. executeUpdate automatically updates data because___________
  20. The programmer must explicitly create the system .in and system .out objects.
  21. A thread can make second thread ineligible for execution by calling the suspend (-) method on second…
  22. The expression (x == y && a<b) is true If either x == y is true or a<b is true.
  23. Which of the following methods can be used to remove a component from the display?
  24. Consider the following class definition.Class Student extends String{}What happens when we try to compile…
  25. In the code below, what data types the variable x can have?
  26. class.forName(...) creates an instance of java ODBC driver
  27. Declaring a method synchronized guarantees that the deadlock cannot occur.
  28. A static class method can be invoked by simply using the name of the method alone.
  29. Which of the following statements are true?
  30. The length of a string object 's1' can be obtained using the expression s1.length.