techpreparation-homepage

Home  Interview Questions  Certifications  Aptitude Questions  Tutorials  Placement Papers  Search  Resume  Soft Skills  Video  Forum  Blog


Technical Interview Questions

Visual Basic Interview Question
ASP .NET Interview Questions
C++ Interview Questions
C Interview Questions
                              .........More

Programming Source Codes
C/C++ Source Codes
C# Source Codes
                              .........More

Aptitude Interview Questions
C/C++ Aptitude Questions
C Aptitude Questions
                              .........More

Tutorials
C Tutorial
C++ Tutorial
                              .........More

Soft Skills
Communication Skills
Leadership Skills
                              .........More

 

 

  

C/C++ Source Codes

programme to read from a file--e.g. of getw() and putw() functions

#include <stdio.h>
#include <stdlib.h>

#define FNAME "test.$$$"

int main(void)
{
FILE *fp;
int word;

/* place the word in a file */
fp = fopen(FNAME, "wb");
if (fp == NULL)
{
printf("Error opening file %s\n", FNAME);
exit(1);
}

word = 94;
putw(word,fp);
if (ferror(fp))
printf("Error writing to file\n");
else
printf("Successful write\n");
fclose(fp);

/* reopen the file */
fp = fopen(FNAME, "rb");
if (fp == NULL)
{
printf("Error opening file %s\n", FNAME);
exit(1);
}

/* extract the word */
word = getw(fp);

if (ferror(fp))
printf("Error reading file\n");
else
printf("Successful read: word = %d\n", word);

/* clean up */
fclose(fp);
unlink(FNAME);

return 0;
}


<<<----- Return to C/C++ Source Code Questions Page.


Have a Question ? post your questions here. It will be answered as soon as possible.

Check Object Oriented Interview Questions for more Object Oriented Interview Questions with answers

Check Data Structure Interview Questions for more data structure interview questions with answers