Monday, May 28, 2012

C Interview debugging questions | Find error in snippet type C Interview questions


Debugging questions are common in C Language interviews. In this post you can find some example c interview questions related to debugging.


Find error in following c snippet?
#include <stdio.h>
#include <conio.h>
int x;
int x=0;
int x;
int main(){
   printf("%d",x); 
   getch();
   return 0;
}
Answer:
No error. Global variables can have several declarations in C. Same is true for function declarations.

Find error in following c snippet?
#include <stdio.h>
#include <conio.h>
int x;
int x=0;
int x;
int x=1;
int main(){
   printf("%d",x); 
   getch();
   return 0;
}
Answer:
Error in Line number 6. Global variables can have several declarations in C but only one definition. Same is true for function declarations.

Also check out C interview example programs Questions exercises

You can find more such c interview question in related post mentioned below:

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