C Miscellaneous MCQs

Determine Output:

void main()
{
      int i=3;
      switch(i)
      {
            default: printf("zero");
            case 1: printf("one"); break;
            case 2: printf("two"); break;
            case 3: printf("three"); break;
      }
}

Determine Output:

void main()
{
      char string[]="Hello World";
      display(string);
}
void display(char *string)
{
      printf("%s", string);
}

Determine Output:

void main()
{
      int i=5;
      printf("%d%d%d%d%d", i++, i--, ++i, --i, i);
}

Determine Output:

#define square(x) x*x
void main()
{
      int i;
      i = 64/square(4);
      printf("%d", i);
}

Determine Output:

void main()
{
      char *p="hi friends", *p1;
      p1=p;
      while(*p!='\0') ++*p++;
      printf("%s", p1);
}

Determine Output:

#include<stdio.h>
#define a 10
void main()
{
      #define a 50
      printf("%d", a);
}

Determine Output:

#define clrscr() 100
void main()
{
      clrscr();
      printf("%d", clrscr());
}

Determine Output:

void main()
{
      printf("%p", main);
}

Determine Output:

void main()
{
      char far *farther, *farthest;
      printf("%d..%d", sizeof(farther), sizeof(farthest));
}