Is there any difference between following declarations?

  1.  

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Is there any difference between following declarations?

  1.  extern int fun();
  2.  int fun();

View More Related Question

1) Data type qualifiers can be classified into?

2) What is Enum datatype syntax?

3) What will be the output of the following C code on a 32-bit machine?

 #include <stdio.h>
int main()
{
int x = 10000;
double y = 56;
int *p = &x;
double *q = &y;
printf("p and q are %d and %d", sizeof(p), sizeof(q));
return 0;
}

4) For 16-bit compiler allowable range for integer constants is ________?

5) What will be the output of the following C code?

 #include <stdio.h>
int main()
{
float f1 = 0.1;
if (f1 == 0.1f)
printf("equal\n");
else
printf("not equal\n");
}

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