TCS Placement Questions & Answers :: TCS

#include <stdio.h> 
typedef struct p *q; 
struct p
{
int x; char y; q ptr;
};
int main()
{
struct p p = {1, 2, &p};
printf("%d\n", p.ptr->ptr->x); 
return 0;
}

int* ((*x)())[2];

Which function will not be called in the following program?

#include <stdio.h>
void first()
{
printf("first");
}
void second()
{
first();
}
void third()
{
second();
}
void main()
{
void (*ptr)();
ptr = third;
ptr();
}

The syntax for constant pointer to address (i.e., fixed pointer address) is:

Preprocessor feature that supply line numbers and filenames to compiler is called?

#include <stdio.h>
int main()
{
int i = 0; 
while (i = 0)
printf("True\n");
printf("False\n");
}

#include <stdio.h>
int main()
{
int i = 0;
for (foo(); i == 1; i = 2)
printf("In for loop\n");
printf("After loop\n");
}
int foo()
 {
 return 1;
 }

Which of the following typecasting is accepted by C?

\(\frac{2}{3}\)rd of the balls in a bag are blue, the rest are pink. if \(\frac{5}{9}\)th of the blue balls and \(\frac{7}{8}\)th of the pink balls are defective, find the total number of balls in the bag given that the number of non-defective balls is 146?

Find the no. of ways in which 4 particular persons a,b,c,d and 6 more persons can stand in a queue so that A always stand before B. B always stand before C, And C always stand before D.