One the features of is that an array can store many different types of values.

A. True

B. False

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  1. Which of the following are the wrapper classes?
  2. Which of the following are not keywords?
  3. For all insert, update, delete, query operations on a database, ResultSet object creation is mandatory.
  4. Java always provides a default constructor to a class.
  5. Frames and applets cannot be used together in the same program.
  6. A class may be both abstract and final.
  7. An EJB is a server-side component that encapsulates the business logic of an application
  8. When we invoke repaint () for a Component, the AWT invokes the method:
  9. When we implement an interface method, it should be declared as public.
  10. All methods in an abstract class must be declared abstract.
  11. If m and n are int type variables, what will be the result of the expression'm % n' when m = -14 and…
  12. JSP files creates ________________
  13. Objects are passed to a method by use of call-by-reference.
  14. EJBs can be of the following type(s)None of the above
  15. Which of the following are keywords?
  16. Every method of a final in class is implicitly final.
  17. The name of a Java program file must match the name of the class with the extension Java.
  18. Which javadoc tag is used to denote a comment for methods parameters?
  19. Consider the following code snippet: try {int x=0; int y=50/x; System.out.println("Division by zero");…
  20. A static class method can be invoked by simply using the name of the method alone.
  21. Throwing an exception always causes program termination.
  22. A method declared as static can not access non-static class members.
  23. The methods wait() and noify() are defined in
  24. A panel can not be added to another panel.
  25. With javadoc, which of the following denotes a javadoc comment?
  26. Which of the following methods belong to the String class?
  27. putValue(...) method takes _____________________-
  28. Consider the following class definitions: class maths { student student1; } class student { String name;…
  29. An individual array element that is passed to a method and modified in that method will contain the…
  30. It is perfectly legal to assign a subclass object to a supper class reference.