Write a program to copy a file into another file.

Q. Write a program to copy a file into another file?

/*   ###########################

     Girfa : Student Help

     for more program visit : http://girfahelp.blogspot.in/p/c-language.html

     copy a file content to another file

     ############################

*/

#include<stdio.h>

#include<conio.h>

void main()

{

     FILE *sfile,*dfile;

     char ch;

     int flag=1;

     clrscr();

     sfile=fopen("source.txt","r"); /* Source file */

     if(sfile==NULL)

Write a program to find the power of number using function.

Q. Write a program to find the power of number using function.

/*   ###########################

     Girfa : Student Help

     for more program visit : http://girfahelp.blogspot.in/p/c-language.html

     Power of a number using function

     ############################

*/

#include<stdio.h>

#include<conio.h>

int power(int,int);

void main()

{

     int n,p;

     clrscr();

     printf("Enter number>> ");

     scanf("%d",&n);

     printf("Enter Power>> ");

     scanf("%d",&p);

     printf("\n\nPower of %d by %d is %d",n,p,power(n,p));

     getch();

}

Write a program to calculate number of vowels (a, e, i, o, u) separately in the entered string.

/*   ###########################

     Girfa : Student Help

     for more program visit :http://girfahelp.blogspot.in/p/c-language.html

     Count no. of vowel seprately

     ############################

*/

#include<stdio.h>

#include<conio.h>

void main()

{

     char ch[200];

     int a,e,i,o,u,index;

     a=i=o=u=e=0;

     clrscr();

     printf("Enter your string>> ");

     gets(ch);

     for(index=0;ch[index]!='\0';index++)

     {

           switch(ch[index])

           {

                case 'a' :

                     a++;

                     break;

                case 'A' :

January, 2016 M3-R4: PROGRAMMING AND PROBLEM SOLVING THROUGH ‘C’ LANGUAGE Solved

January, 2016

PART ONE

(Answer all the questions)

1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the “OMR” answer sheet supplied with the question paper, following instructions therein. (1x10)
1.1 Function of a compiler is to
A) put together the file and functions that are required by the program
B) translate the instructions into a form suitable for execution by the program
C) load the executable code into the memory and execute them
D) allow the user to type the program
1.2 The preprocessor directives start with
A) //
B) /
C) #
D) /*