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Welcome to the Input and Output in C MCQs Page

Dive deep into the fascinating world of Input and Output in C with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Input and Output in C, a crucial aspect of C Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Input and Output in C, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C Programming.

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Check out the MCQs below to embark on an enriching journey through Input and Output in C. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Input and Output in C. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Input and Output in C MCQs | Page 22 of 42

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Q211.
The sizeof(void) in a 32-bit C is_____

a.

0

b.

1

c.

2

d.

4

Discuss
Answer: (b).1
Q212.
Which among the following is never possible in C when members are different in a structure and union?
//Let P be a structure
//Let Q be a union
Discuss
Answer: (d).none of the mentioned
Q213.
Which among the following is never possible in C when members in a structure are same as that in a union?
//Let P be a structure
//Let Q be a union
Discuss
Answer: (c).sizeof(P) is less than to sizeof(Q)
Q214.
What will be the size of the following structure?
#include <stdio.h>
    struct temp
    {
        int a[10];
        char p;
    };
Discuss
Answer: (d).44
Q215.
Comment on the output of following C program?
#include <stdio.h>
    main()
    {
        int a = 1;
        printf("size of a is %d, ", sizeof(++a));
        printf("value of a is %d", a);
    };
Discuss
Answer: (a).size of a is 4, value of a is 1
Discuss
Answer: (c).sizeof(struct stemp*) = sizeof(union utemp*) = sizeof(char *)
Q217.
Comment on the following C code?
#include <stdio.h>
printf("%d", sizeof(strlen("HELLOWORLD")));
Discuss
Answer: (a).Output, 4
Q218.
Which of the following cannot be used inside sizeof?
Discuss
Answer: (d).none of the mentioned
Q219.
Comment on the following C code?
#include <stdio.h>
    (sizeof double = 8, float = 4, void = 1)
    #define PI 3.14
    int main()
    {
        printf("%d", sizeof(PI));
    }
Discuss
Answer: (a).Output is 8
Q220.
Determine the Final Output:
void main()
{
      printf("\nab");
      printf("\bsi");
      printf("\rha");
}
Discuss
Answer: (d).hai

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