source file name: ProgressDemo.java import javax.swing.*;       import java.awt.*;         import javax.swing.event.*;         public class ProgressDemo extends JFrame  implements ChangeListener {         JProgressBar pb;         JSlider sd;    public  ProgressDemo() { setLayout(null);            sd=new JSlider…

source file name: SliderDemo.java      import javax.swing.*;       import java.awt.*;         import javax.swing.event.*;         public class SliderDemo extends JFrame implements ChangeListener {         JSlider sd;     JLabel lb;    public  SliderDemo() {     setLayout(new BorderLayout());            sd=new JSlider(…

source file name:  swingbiodata.java   import java.awt.*;       import java.awt.event.*; import javax.swing.*;  class swingbiodata extends JFrame  implements ActionListener { JLabel l1,l2,l3,l4,l5,l6,l7,l8; JTextField t1,t2,t3; JTextArea ta; JList ls; JComboBox cb; JRadioButton cb1,cb2; JTable tb;  public swingbiodata…

source file name: staticfn.cpp  #include<conio.h> #include<iostream.h> class STest { static int cnt; int data; public: void setno() { data=++cnt; } void showdata() { cout<<" object number: "<<data<<endl; } static void display() { cout<<" count: "<<cnt <&…

source file name: staticdata.cpp  #include<conio.h> #include<iostream.h> class Counter { static int cnt; int no; public: void getno(int m) { no=m; cnt++; } void getcount() { cout<<" count: "<<cnt<< " no: "<<no <<endl; } }; int Counter::cnt; void main() { cl…

source file name: friend3.cpp  #include<conio.h> #include<iostream.h> class Average { int x,y,z; public: void setnos(int a, int b,int c) { x=a; y=b; z=c; } friend float avg(Average a); }; float avg(Average ob) { float r=(ob.x+ob.y+ob.z)/3; return r; } void main() { clrscr(); cout<<"Program on Fr…

source file name: friend2.cpp #include<stdio.h> #include<conio.h> #include<iostream.h> class Y; class X { int a; public: void setno(int m) { a=m; } friend void max(X,Y); }; class Y { int b; public: void setno(int n) { b=n; } friend void max(X,Y); }; void max(X x, Y y) { if(x.a>y.b) cout<<…

source file name: inline2.cpp #include<iostream.h> #include<conio.h> inline long sq(int m) { return m*m; } inline long cube( int n) { return n*n*n; } void main() { clrscr(); cout<<" Inline Functions program:"<<endl; cout<<" \n Square  is : "<<sq(6); cout<<…

source file name: inline1.cpp #include<iostream.h> #include<conio.h> inline long mul(int m, int n) { long X=m*n; return X; } inline float div(int m, int n) { float Y=m/n; return Y; } void main() { clrscr(); cout<<" Inline Functions program:"<<endl; cout<<" \n Multiplicati…

source file name: psngodeven.C void main() { int n; clrscr(); printf("Odd or Even or +Ve or -Ve  program"); printf("\n enter any number"); scanf("%d",&n); if(n%2==0) printf("\n Given no: %d is Even number",n    ); else printf("\n Given no: %d is Odd number",n    )…

source file name: oddeven.C void main() { int n; clrscr(); printf("Odd or Even   program"); printf("\n enter any number"); scanf("%d",&n); if(n%2==0) printf("\n Given no: %d is Even number",n    ); else printf("\n Given no: %d is Odd number",n    ); getch(); }   O…

Program statement:   If the marks obtained by a student in five different subjects are input through the keyboard, find out the aggregate marks and percentage marks obtained by the student. Assume that the maximum marks that can be obtained by a student in each subject is 100. source file name: avgpercent.C void mai…

Program statement: Two numbers are input through the keyboard into two locations C and D. write a program to interchange the contents of C and D without using temporary variable. source file name: swap1.C   void main() { int C,D; clrscr(); printf("Interchange of two variables  program"); printf("\n ent…

source file name: friend1.cpp #include<stdio.h> #include<conio.h> #include<iostream.h> class Y; class X { int a; public: void setno(int m) { a=m; } friend void min(X,Y); }; class Y { int b; public: void setno(int n) { b=n; } friend void min(X,Y); }; void min(X x, Y y) { if(x.a<y.b) cout<<&q…

source file name: simpint.c   void main() { long P,N,R; long SI; clrscr(); printf("\n enter deposited Amount(P) , rate (R) and no. of years(N): "); scanf("%ld%ld%ld",&P,&N,&R); SI=(P*N*R)/100; printf("\n Simple interest=Rs.%ld  ",SI); getch(); } Output: 1.   enter deposited Am…

source file name: optor4.cpp  #include<stdio.h> #include<conio.h> #include<iostream.h> #include<math.h> class Sigma { int x,y,z; public: void getdata(int a, int b,int c) { x=a; y=b; z=c; } void show() { cout<<" "<<x <<"  "<<y <<"  "<…

source file name: optor3.cpp   #include<stdio.h> #include<conio.h> #include<iostream.h> class Gamma { int x,y,z; public: void getdata(int a, int b,int c) { x=a; y=b; z=c; } void show() { cout<<" "<<x <<"  "<<y <<"  "<<z<<endl; } …

source file name: optor1.cpp  #include<stdio.h> #include<conio.h> #include<iostream.h> class Alpha { int x,y,z; public: void getdata(int a, int b,int c) { x=a; y=b; z=c; } void show() { cout<<"  "<<x <<"  "<<y <<"  "<<z<<endl; } …

source file name: optor2.cpp  #include<stdio.h> #include<conio.h> #include<iostream.h> class Beta { int x,y,z; public: void getdata(int a, int b,int c) { x=a; y=b; z=c; } void show() { cout<<" x: "<<x <<" y: "<<y <<" z: "<<z<<end…

source file name: sqcube.c void main() { int n,sq,c; clrscr(); printf("\n enter any  number: "); scanf("%d",&n); sq=n*n; c=n*n*n; printf("\n Square =%d  Cube=%d ",sq,c); getch(); } output: 1. enter any  number:12 Square =144   Cube=1728 2. enter any  number: 9 Square =81   Cube=7…

source file name:  TextComponentDemo.java  import java.awt.*; import java.awt.event.*; import javax.swing.*;   class TextComponentDemo extends JFrame implements ActionListener {       JTextField tf;    JPasswordField pwf;    JTextArea ta;    JFormattedTextField ftf;        public TextComponentDemo()  {             JPa…

source file name:  EditorPaneDemo1.java  import java.awt.*; import java.io.*; import java.net.*; import javax.swing.*;  class EditorPaneDemo1 extends JFrame  {   JEditorPane ep;   public EditorPaneDemo1()  { ep = new JEditorPane();   JScrollPane sp=new JScrollPane(ep); add(sp, BorderLayout.CENTER);   } public void lin…

source file name:  ButtonTextPanelDemo.java  import java.awt.*;  import java.awt.event.*;   import javax.swing.*;    import javax.swing.text.*;  class ButtonTextPanelDemo extends JFrame implements ActionListener { public ButtonTextPanelDemo() {     setLayout(null);   JButton bt1=new JButton("RashtraGeet");  …

source file name: destructor.cpp #include<iostream.h> #include<conio.h> #include<math.h>  int cnt;  class beta  {  public:  beta()  {  cnt++;  cout<<"\n Object created No.: "<< cnt;  }  ~beta()  {   cout<<"\n Object destroyed No.: "<< cnt;   cnt--;  }  } ;…

source file name:   TreeDemo.java  import java.awt.*;   import java.awt.event.*;   import javax.swing.*; import javax.swing.tree.*;  class TreeDemo extends JFrame  { JTextField txt; public TreeDemo() { setLayout(null); JLabel lb=new JLabel(" Structure of DBJ College");  txt=new JTextField(100); DefaultMutabl…

source file name:   TableDemo.java  import java.awt.*;   import java.awt.event.*;   import javax.swing.*;  class TableDemo extends JFrame  { public TableDemo() { setLayout(null); JLabel lb=new JLabel("Student's Qualification"); String cols[]={"std.","name","year","grade…

source file name: roots.c Program: If  coefficients of  quadratic equation are input through keyboard. Write a program in C to find  the roots of quadratic equation  ax 2 +bx+c=0 whose coefficients are a, b and c. #include<math.h> void main() { int a,b,c; float R1,R2; //clrscr(); printf("\n enter coefficie…

source file name: sumdigit.c void main() { int n,d1,d2,d3,d4,d5; int sum=0; clrscr(); printf("\n enter any 5 digit number: "); scanf("%d",&n); d1=n%10; n=n/10; d2=n%10; n=n/10; d3=n%10; n=n/10; d4=n%10; n=n/10; d5=n%10; sum=d1+d2+d3+d4+d5; printf("\n sum of digits=%d  ",sum); getch()…

source file name: areaRC.c Program:    The length and breadth of a rectangle  and radius of a circle are input through the keyboard. Write a program to calculate  the area and perimeter of the rectangle, and the area and circumference of the circle. void main() { int len,bd,rad,arect,prect; float acir,cc; clrscr(); pr…

source file name:   basicop.c void main() { int a, b,add,sub,mul,div; clrscr(); printf("enter 2 numbers"); scanf("%d%d",&a,&b); add=a+b; sub=a-b; mul=a*b; div=a/b; printf("\n Addition=%d Substraction=%d",add,sub); printf("\n Multipication=%d Division=%d",mul,div); getch…

source file name: expdemo3.java  class expdemo3 { public static void main (String args[]) { expdemo3 ob= new expdemo3(); double avg=ob.average(args); System.out.println("average of "+args.length+" number is: "+avg); } public double average (String as[]) { double sum =0.0 ; try { for( int i=0;i<…

source file name: expdemo.java  class expdemo { public static void main (String as[]) { int n, cnt=0, sum=0; for(int i=0;i<as.length;i++) { try { n=Integer.parseInt(as[i]); sum= sum+n; } catch (NumberFormatException e) { //system.out.println("invalid integer:"); cnt++; } } System.out.println("Sum of…

source file name:  AppletCanvasShapesDemo.java  /* <applet code=AppletCanvasShapesDemo.class width=300 height=300 > </applet > */ import java.awt.*; import java.awt.event.*; import java.applet.*; public class AppletCanvasShapesDemo extends Applet implements ItemListener { Choice ch; Color col=null; ShapeD…

source file name:  AppletStarDisplay.java  /* <applet code=AppletStarDisplay.class width=300 height=300 > </applet > */ import java.awt.*; import java.awt.event.*; import java.applet.*; public class AppletStarDisplay extends Applet { public AppletStarDisplay() { } public void paint(Graphics g) { g.drawLine…

source file name:  FrameImageDemo.java Note: Animals images source files exists on storage media.   import java.awt.*; import java.awt.event.*; import java.applet.*;  class FrameImageDemo extends Frame implements ItemListener { Choice ch;  String str=""; Image img=null;   public static void main(String[] a…

Program Statement: Write a Applet program that calculates DA , HRA ,CCA and GS of employee using following information 1)if  Basic Salary(BS) is <5000 then DA= 81% of BS 2) if BS is in range 5000 to 7000 then DA=51% of BS 3) if BS is > 7000 then DA=41% OF BS CCA =350/- HRA=15% OF BS source file name:  AppletPar…

source  file name:    ButtonImageDemo.java import java.awt.*; import java.awt.event.*; import javax.swing.*; class ButtonImageDemo extends JFrame  { ImageIcon cen=new ImageIcon("center.png"); ImageIcon east=new ImageIcon("east.jpg"); ImageIcon west=new ImageIcon("west.jpg"); ImageIcon nor…

source file name:  SwingBorderDemo.java import java.awt.*; import java.awt.event.*; import javax.swing.*; class SwingBorderDemo extends JFrame  { ImageIcon cen=new ImageIcon("center.png"); public static void main (String ob[]) { SwingBorderDemo f=new SwingBorderDemo(); f.setTitle(" Swing Button Border …

source file name:  ButtonLabelDemo.java  import java.awt.event.*;   import javax.swing.*;     class ButtonLabelDemo extends JFrame implements ActionListener { JLabel txtlb;   public ButtonLabelDemo() {     setLayout(null);   JButton bt=new JButton("Click");        txtlb=new JLabel();       bt.setBounds(50,50…

source file name:   CardLayoutDemo1.java  import java.awt.*;   import java.awt.event.*;   class circle extends Canvas {   public circle() {           setBackground (Color.gray);           setSize(300, 200);   } public void paint(Graphics g) { g.setColor(Color.red); g.fillOval(100,100,80,80); } } class square extends C…

source file name: CardLayoutDemo.java  import java.awt.*;   import java.awt.event.*;   public class CardLayoutDemo extends Frame implements ActionListener {   CardLayout card;   Button b1,b2,b3;   Panel p;   public  CardLayoutDemo() {                      p=new Panel();         card=new CardLayout(40,30);           p…

source file name: BorderDemo.java  import java.awt.*; import java.awt.event.*; class BorderDemo extends Frame { String str="National Pledge"+ "\n India is my country and all Indians are my brothers and sisters."+ "\n I love my country and I am proud of its rich and varied heritage."+ &qu…

source file name:  AppletSoundProgram.java First download below Sound files.  audiotest DBJ AbhimanGeet  /* <applet code=AppletSoundProgram.class width=300 height=300 > </applet> */ import java.applet.*; import java.awt.*; import java.awt.event.*; public class AppletSoundProgram extends Applet implements …

source file name: AppletParamDemo.java /* <html> <body> <applet code=AppletParamDemo.class width=550 height=300 > <param name="college" value="DBJ College" > // input value </applet> <body> <html> */ import java.awt.*; import java.applet.*; public class Ap…

source file name: AppletDemo.java  /* <applet code=AppletDemo.class width=300 Height=300 > </applet> */ import java.applet.*; public class AppletDemo extends Applet {   public void init() //initializtion   { System.out.println("init() works ");   }   public void start()  //start or resume exec…

source code name: itemevent3.java  import java.awt.*; import java.awt.event.*; class itemevent3 extends Frame  implements ItemListener { public static void main(String as[]) { itemevent3 f=new itemevent3(); f.setSize(400,400); f.setVisible(true); } Choice ch; TextField txt; public itemevent3() { FlowLayout fl=new Flo…

source code name: itemevent1.java  import java.awt.*; import java.awt.event.*; class itemevent1 extends Frame  implements ItemListener { public static void main(String as[]) { itemevent1 f=new itemevent1(); f.setSize(600,400); f.setVisible(true); } List ls; public itemevent1() { FlowLayout fl=new FlowLayout(); setLay…

source code name: itemevent2.java  import java.awt.*; import java.awt.event.*; class itemevent2 extends Frame  implements ItemListener { public static void main(String as[]) { itemevent2 f=new itemevent2(); f.setSize(400,400); f.setVisible(true); } Checkbox cb1,cb2; Label lb; public itemevent2() { FlowLayout fl=new F…

source code name: textevent1.java  import java.awt.*; import java.awt.event.*; class textevent1 extends Frame  implements TextListener { public static void main(String as[]) { textevent1 f=new textevent1(); f.setSize(500,300); f.setVisible(true); } TextField txt, outtxt; public textevent1() { FlowLayout fl=new FlowLa…

source code name:  RomanConversionDemo.java class RomanConversionDemo { void roman(int n, char ch) { for(int i=1;i<=n;i++) System.out.print(ch+" "); } public static void main(String[] arg)  { int th=0,fh=0,h=0,ft=0,ten=0,fv=0,s=0; int n; RomanConversionDemo ob=new RomanConversionDemo(); n=Integer.parseI…

source code name: ConversionDemo.java class ConversionDemo { void convert(int n, String s) // method over loaded with integer and String ( type 1) { int b=0,i; int rem[]=new int[10]; i=0; if(s.equals("binary")) { b=2; System.out.print("\nBinary Conversion: "); } if(s.equals("octal")) { b…

source code name: awtbiodata.java     import java.awt.*;       import java.awt.event.*;  class awtbiodata extends Frame implements ActionListener { Label l1,l2,l3,l4,l5,l6,l7; TextField t1,t2,t3; TextArea ta; List ls; Choice ch; Checkbox cb1,cb2;  public awtbiodata() {   GridLayout fl=new GridLayout(0,2,10,10); setLa…