A package is a collection of

A. classes

B. interface

C. editing tools

D. classes and interfaces

You can do it
  1. Consider the following class definitions: class maths { student student1; } class student { String name;…
  2. JdbcOdbcDriver is an object of Object class
  3. Which of the following string can be used as mode string for creating a RandomAccessFile object?
  4. Which of the following methods can be used to change the size of a size() *resize()
  5. For all insert, update, delete, query operations on a database, ResultSet object creation is mandatory.
  6. In a single Servlet class we can use____________
  7. Which of the following methods belong to the String class?
  8. putValue(...) method takes _____________________-
  9. DataInput is
  10. Two methods cannot have the same name in Java.
  11. If you want to assign a value of 99 to the variable year, then which of the following lines can be used…
  12. In the code below, what data types the variable x can have?
  13. Which of the following will produce a value of 10 if x = 9.7?
  14. The import statement is always the first no comment statement in a Java program files.
  15. Every call to wait has a corresponding call to notify that will eventually end the wafting.
  16. The default case is always required in the switch selection structure.
  17. Which exception is thrown by the read() method of InputStream class?
  18. When present, package must be the first no comment statement in the file.
  19. The check box group class is a subclass of the component class.
  20. Java is fully object oriented programme.
  21. If a=10 and b= 15, then the statement x =(a>b)?a:b; assigns the value 15 to x.
  22. If m and n are int type variables, what will be the result of the expression'm % n' when m = -14 and…
  23. executeUpdate(------------) returns ___________
  24. Session bean
  25. class.forName(...) creates an instance of java ODBC driver
  26. Java always provides a default constructor to a class.
  27. EJBs can be of the following type(s)None of the above
  28. The setBackground() method is part of the class
  29. What is java -g used for?
  30. All the bitwise operators have the same level of precedence in Java.