ignou bca question paper

 write a program in java swaping two numbers  import java.util.*; class sw{ int a,b,temp; void swap(){ Scanner in=new Scanner( System.in); System.out.println("enter the first value:"); a=in.nextInt(); System.out.println("enter the second value:"); b=in.nextInt(); temp=a; a=b; b=temp; System.out.println(+"a= "+a+"b="+b); } } class swap{ public static void main(String args[]){ sw pic=new sw(); pic.swap(); } }

Odd and Even number by java  import java.util.*; class eo{ int num; void evod(){ Scanner in=new Scanner( System.in); System.out.println("enter the  value:"); num=in.nextInt(); if(num%2==0){ System.out.println("output value even:"+num); } else{ System.out.println("output value odd:"+num); } } } class evenodd{ public static void main(String args[]){ eo pic=new eo(); pic.evod(); } }

S um of Two number java applet /* <applet code="sumOf2No" height=150 width =350>   </applet> */ import java.awt.*; import java.applet.*; publicclass sumOf2No extends Applet {      TextField T1,T2;      publicvoid init() {          T1 = new TextField(10);          T2 = new TextField(10);          add(T1);          add(T2);          T1.setText("0");          T2.setText("0");       }       publicvoid paint(Graphics g) {            int a, b, result;            String str;            g.drawString("Enter Number in TextField to Find addition of 2 No ",10,50);            g.setColor(Color.red);            str=T1.getText(...

 

 

 #include<stdio.h> #include<conio.h> int main(void) { float a,b; char sign; printf("Press 'q' to quit\n"); printf("Enter any number :"); scanf("%f",&a); do{ printf("Enter any operator :"); scanf("%s",&sign); printf("Enter any number :"); scanf("%f",&b); switch(sign){ case'+': a=a+b; printf("Result :%.2Lf\n",a); break; case'-': a=a-b; printf("Result :%.2f\n",a); break; case'*': a=a*b; printf("Result :%.2f\n",a); break; case'/': a=a/b; printf("Result :%.2f\n",a); break; case'%': a=(b*a)/100; printf("Result :%.2f\n",a); break; default: printf("Invalid Operator\n"); } } while(sign!='q'); printf(...

 //Ascending Order #include<Stdio.h> #include<conio.h> int main(void){ int a[10],b,c,n,i,j; printf("Enter number of elements :"); scanf("%d",&n); for(i=1; i<=n; i++){ printf("Enter any number :"); scanf("%d",&a[i]); } for(i=1; i<=n; i++){ for(j=i+1; j<=n; j++){ if(a[i]>a[j]){ b=a[i]; a[i]=a[j]; a[j]=b; } } } printf("Ascending Order :\n"); for(i=1; i<=n; i++){ printf("%d\t",a[i]); } }