The default case is always required in the switch selection structure.

A. True

B. False

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  1. Which of the following will produce a value of 10 if x = 9.7?
  2. An individual array element that is passed to a method and modified in that method will contain the…
  3. All the bitwise operators have the same level of precedence in Java.
  4. A thread can make second thread ineligible for execution by calling the suspend (-) method on second…
  5. A static class method can be invoked by simply using the name of the method alone.
  6. What is error in the following class definitions? abstract class xy { abstract sum(int x, int y)…
  7. One the features of is that an array can store many different types of values.
  8. Which exception is thrown by the read() method of InputStream class?
  9. Which of the following keywords are used to control access to a class member?
  10. In a single Servlet class we can use____________
  11. Which of the following methods can be used to change the size of a size() *resize()
  12. Any method in a supper class can be over ridden in its subclass.
  13. Which of the following statements are valid array declarations?
  14. The programmer must explicitly create the system .in and system .out objects.
  15. Servlet has ___________
  16. To delete a file, we can use an instance of class file.
  17. Declarations can appear anywhere in the body of a Java method.
  18. EJBs can be of the following type(s)None of the above
  19. The methods wait() and noify() are defined in
  20. Given the codeString s = new String("abc");Which of the following calls are valid?
  21. Which of the following control expressions are valid for an if statement?
  22. Servlet can have ___________
  23. If m and n are int type variables, what will be the result of the expression'm % n' when m = -14 and…
  24. Session bean
  25. Give file is a file object, which of the following are legal statements to create a new file.
  26. Which of the following methods can be used to remove a component from the display?
  27. For all insert, update, delete, query operations on a database, ResultSet object creation is mandatory.
  28. forName() is a static factory method
  29. We can add more than one class(es) at the time of compilation Java Beans.
  30. In the code below, what data types the variable x can have?