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C Operators Interview Questions
In most of the MNC interview questions such as in ZOHO interview question, IVTL Infoview interview questions, Amazon interview questions, GOOGLE interview questions, Infosys interview questions and even in Voonik interview questions, We come across several Tricky C Questions about which 2:5 of the questions are from Operators in c. Solving that kind of tricky C questions is not an easy task for all C programmers. We need more practices to solve it with ease. So we provide 25+ interesting C questions in Operators to make your MNC interview very easy.
C Operators Interview Questions and Answers
21. What will be the output of the C program?
#include<stdio.h>
int main()
{
printf("%d",3 * 2--);
}
x
Option: D
Explanation
2-- stands meaningless
22. What will be the output of the C program?
#include<stdio.h>
int main()
{
int a = 1, b = 3, c;
c = b << a;
b = c * (b * (++a)--);
a = a >> b;
printf("%d",b);
return 0;
}
x
Option: A
Explanation
c = 3 >> 1;
c = 0011 << 1;
c = 0110;
c = 6
b = c * (b * (++a)--);
b = 6 * (3 * (2)--);
b = 6 * 6( post -- is neglected in this case)
b = 36 which is outputted.
23. What will be the output of the C program?
#include<stdio.h>
int main()
{
int i = 10;
i++;
i * i;
printf("%d\n",i);
return 0;
}
x
Option: D
Explanation
i++ alone store the result in variable i.
24. What will be the output of the C program?
#include<stdio.h>
int main()
{
struct bb
{
int b = 2;
char name[] = "braces.com";
};
struct bb *s = malloc(sizeof(struct bb));
printf("%d",s -> b);
printf("%s",s -> name);
return 0;
}
x
Option: B
Explanation
Initialization for structure members should not be done inside the structure declaration itself.
25. What will be the output of the C program?
#include<stdio.h>
#define x =
int main()
{
int a;
a x 5;
printf("%d",a);
return 0;
}
x
Option: C
Explanation
= is defined in proprocessor with the name of x. Thus no problem with a normal compilation flow.
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