To delete a file, we can use an instance of class file.

A. True

B. False

You can do it
  1. It is an error to have a method with the same signature in both the super class and its subclass.
  2. A package is a collection of
  3. EJBs can be of the following type(s)None of the above
  4. Which are the valid ways to create DataInputStream streams?
  5. Every call to wait has a corresponding call to notify that will eventually end the wafting.
  6. Any method in a supper class can be over ridden in its subclass.
  7. Which of the following command lines options generates documentation for all classes and methods?
  8. DriverManager.getConnection("jdbc:odbc:dsn_name") method does not depend on the class.forName(...) method.
  9. DataInput is
  10. The methods wait() and noify() are defined in
  11. What is java -g used for?
  12. Which of the following statements are valid array declarations?
  13. Every method of a final in class is implicitly final.
  14. Which of the following methods belong to the String class?
  15. Connection, Statement are interfaces and ResultSet is a class.
  16. The programmer must explicitly create the system .in and system .out objects.
  17. The name of the RMI compiler is ___________
  18. The keywords reserved but not used in the initial version of Java re:
  19. Submit button always fires doPost(...)
  20. A string object can not be modified after it is created.
  21. Which javadoc tag is used to denote a comment for methods parameters?
  22. In evaluating a logical expression of type 'Boolean expression 1&& Boolean expression 2', both the Boolean…
  23. What is error in the following class definitions? abstract class xy { abstract sum(int x, int y)…
  24. Consider the following code snippet: try {int x=0; int y=50/x; System.out.println("Division by zero");…
  25. It is perfectly legal to refer to any instance variable inside of a static method.
  26. When we implement the Runnable interface, we must define the method
  27. A JSP file can be stored_________________
  28. Which of the following methods can be used to change the size of a size() *resize()
  29. Which of the following are not keywords?
  30. Which of the following are keywords?