CS506 Current Midterm Paper Fall 2013 File 5

by marri on December 20, 2013 at 6:38pm

Asalamualikum .....my todays paper.....
write the code of the ResultSetDataMeta rs the 2nd column . 2 marks
write the code of given queiry .
changed the name of student NaeemKhan where its id is 10. 2 marks
note:
table name is Student.
column name is Std_name
column name of id is std_id.
Differentiation between Named vs. Anonymous object with example code? 3 marks
(paintBorder, paintComponent, paintchildern )methods are used in java. write their order in java? 3 marks.
write a graph code in which you draw a pink rectangular and a string show “ i am a student” 5 marks.
The given code is Mouse listener code you have change the code to stop the implementation of interface or sath mai adapter method given tha. 5 marks.
1. import java.awt.*;
2. import javax.swing.*;
3. import java.awt.event.*;
4. public class EventsEx implements MouseMotionListener , WindowListener {
5. JFrame frame;
6. JLabel coordinates;
// setting layout
7. public void initGUI ( ) {
// creating event generator
8. frame = new JFrame();
9. Container cont = frame.getContentPane();
10. cont.setLayout(new BorderLayout( ) );
11. coordinates = new JLabel ();
12. cont.add(coordinates, BorderLayout.NORTH);
// registring mouse event handler with generator
13. frame.addMouseMotionListener(this);
// registering window handler with generator
14. frame.addWindowListener(this);
15. frame.setSize(350, 350);
16. frame.setVisible(true);
17. } // end initGUI method
//default constructor
18. public EventsEx ( ) {
19. initGUI();
20. }
// MouseMotionListener event hadler handling dragging
21. public void mouseDragged (MouseEvent me) {
22. int x = me.getX();
23. int y = me.getY();
24. coordinates.setText("Dragged at [" + x + "," + y + "]");
25. }
// MouseMotionListener event handler handling motion
26. public void mouseMoved (MouseEvent me) {
27. int x = me.getX();
28. int y = me.getY();
29.
30. coordinates.setText("Moved at[" + x + "," + y + "]");
31. }
// window listener event handler
32. public void windowActivated (WindowEvent we) { }
33. public void windowClosed (WindowEvent we) { }
34. public void windowClosing (WindowEvent we) {
35. JOptionPane.showMessageDialog(null, “Good Bye”);
36. System.exit(0);
37. }
38. public void windowDeactivated (WindowEvent we) { }
39. public void windowDeiconified (WindowEvent we) { }
40. public void windowIconified (WindowEvent we) { }
41. public void windowOpened (WindowEvent we) { }
42. public static void main(String args[]) {
43. EventsEx ex = new EventsEx();
44. }
45. } // end class
best of luck .......