21. What will be the output of the following C code?
#include <stdio.h>
void main()
{
float x = 0.1;
printf("%d, ", x);
printf("%f", x);
}
#include <stdio.h>
void main()
{
float x = 0.1;
printf("%d, ", x);
printf("%f", x);
}22. What will be the output of the following C code?
#include <stdio.h>
void main()
{
int x = 4, y, z;
y = --x;
z = x--;
printf("%d%d%d", x, y, z);
}
#include <stdio.h>
void main()
{
int x = 4, y, z;
y = --x;
z = x--;
printf("%d%d%d", x, y, z);
}23. What will be the output of the following C code?
#include <stdio.h>
int main()
{
int x = 1, y = 0, z = 3;
x > y ? printf("%d", z) : return z;
}
#include <stdio.h>
int main()
{
int x = 1, y = 0, z = 3;
x > y ? printf("%d", z) : return z;
}24. Comment on the output of the following C code.
#include <stdio.h>
int main()
{
int i, n, a = 4;
scanf("%d", &n);
for (i = 0; i < n; i++)
a = a * 2;
}
#include <stdio.h>
int main()
{
int i, n, a = 4;
scanf("%d", &n);
for (i = 0; i < n; i++)
a = a * 2;
}25. What will be the final values of i and j in the following C code?
#include <stdio.h>
int x = 0;
int f()
{
if (x == 0)
return x + 1;
else
return x - 1;
}
int g()
{
return x++;
}
int main()
{
int i = (f() + g()) || g();
int j = g() || (f() + g());
}
#include <stdio.h>
int x = 0;
int f()
{
if (x == 0)
return x + 1;
else
return x - 1;
}
int g()
{
return x++;
}
int main()
{
int i = (f() + g()) || g();
int j = g() || (f() + g());
}26. What will be the output of the following C code?
#include <stdio.h>
int main()
{
int x = 2, y = 0;
int z = (y++) ? 2 : y == 1 && x;
printf("%d\n", z);
return 0;
}
#include <stdio.h>
int main()
{
int x = 2, y = 0;
int z = (y++) ? 2 : y == 1 && x;
printf("%d\n", z);
return 0;
}27. What will be the output of the following C code?
#include <stdio.h>
void main()
{
char a = 'a';
int x = (a % 10)++;
printf("%d\n", x);
}
#include <stdio.h>
void main()
{
char a = 'a';
int x = (a % 10)++;
printf("%d\n", x);
}28. What will be the output of the following C code?
#include <stdio.h>
void main()
{
1 < 2 ? return 1 : return 2;
}
#include <stdio.h>
void main()
{
1 < 2 ? return 1 : return 2;
}29. What will be the output of the following C code?
#include <stdio.h>
int main()
{
int x = 3; //, y = 2;
const int *p = &x;
*p++;
printf("%d\n", *p);
}
#include <stdio.h>
int main()
{
int x = 3; //, y = 2;
const int *p = &x;
*p++;
printf("%d\n", *p);
}30. What will be the output of the following C code?
#include <stdio.h>
void main()
{
int a = 2 + 3 - 4 + 8 - 5 % 4;
printf("%d\n", a);
}
#include <stdio.h>
void main()
{
int a = 2 + 3 - 4 + 8 - 5 % 4;
printf("%d\n", a);
}Read More Section(C Fundamentals)
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