C++ Interview Questions and Answers

 

What is the output of the following program? Why?

#include <stdio.h>



main()



{



typedef union



{



int a;



char b[10];



float c;



}



Union;





Union x,y = {100};



x.a = 50;



strcpy(x.b,"hello");



x.c = 21.50;





printf("Union x : %d %s %f n",x.a,x.b,x.c );



printf("Union y :%d %s%f n",y.a,y.b,y.c);



}





Given inputs X, Y, Z and operations | and & (meaning bitwise OR and AND, respectively)



What is output equal to in



output = (X & Y) | (X & Z) | (Y & Z)

Posted by:Richards