11. Which variable has the longest scope in the following C code?
#include <stdio.h>
int b;
int main()
{
int c;
return 0;
}
int a;
#include <stdio.h>
int b;
int main()
{
int c;
return 0;
}
int a;12. Which of the following sequences are unaccepted in C language?
13. Comment on the output of the following C code.
#include <stdio.h>
int main()
{
int i;
for (i = 0;i < 5; i++)
int a = i;
printf("%d", a);
}
#include <stdio.h>
int main()
{
int i;
for (i = 0;i < 5; i++)
int a = i;
printf("%d", a);
}14. What will be the output of the following C code?
#include <stdio.h>
void foo();
int main()
{
void foo(int);
foo();
return 0;
}
void foo()
{
printf("2 ");
}
#include <stdio.h>
void foo();
int main()
{
void foo(int);
foo();
return 0;
}
void foo()
{
printf("2 ");
}15. What will be the output of the following C code?
#include <stdio.h>
int x = 5;
void main()
{
int x = 3;
printf("%d", x);
{
int x = 4;
}
printf("%d", x);
}
#include <stdio.h>
int x = 5;
void main()
{
int x = 3;
printf("%d", x);
{
int x = 4;
}
printf("%d", x);
}16. What will be the output of the following C code?
#include <stdio.h>
#define MIN 0
#if defined(MIN) - (!defined(MAX))
#define MAX 10
#endif
int main()
{
printf("%d %d\n", MAX, MIN);
return 0;
}
#include <stdio.h>
#define MIN 0
#if defined(MIN) - (!defined(MAX))
#define MAX 10
#endif
int main()
{
printf("%d %d\n", MAX, MIN);
return 0;
}17. The preprocessor provides the ability for . . . . . . . .
18. What will be the output of the following C code?
#include <stdio.h>
void main()
{
static double x;
int x;
printf("x is %d", x);
}
#include <stdio.h>
void main()
{
static double x;
int x;
printf("x is %d", x);
}19. Which of the following operation is not possible in a register variable?
20. Which of the following Macro substitution are accepted in C?
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