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Interview Questions on File handling in C : (3)

Question: 1

Is it possible to write C program which it print self?

(A) Yes
(B) No

Compiler
Expert filehandling[Posted by: Admin | Chicago, USA]

Question: 2

What should be the output of this program?
#include "stdio.h"

int main()
{
    FILE *fp;
    char c[1024];

    // "Kernighan and Ritchie" 
    fp = fopen("test.txt", "r");  
    
    c[0] = getc(fp);              
    fseek(fp, 0, SEEK_END);        
    fseek(fp, -7L, SEEK_CUR);      
    fgets(c, 6, fp);             
    puts(c);                     
    return 0;
}

(A) Kernig
(B) ernigh
(C) Kernigh
(D) Ritch

Compiler
Expert filehandling[Posted by: Admin | Chicago, USA]

Question: 3

What is the use of rewind() function in C?

(A) set the position to the beginning point
(B) gives current position in the file
(C) set the position to desire point
(D) None of these

Compiler
Beginner filehandling[Posted by: Admin | Chicago, USA]

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Interview Questions on File handling in C : (3)

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