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Welcome to the Functions MCQs Page

Dive deep into the fascinating world of Functions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Functions, a crucial aspect of C Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Functions, 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 Functions. 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 Functions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Functions MCQs | Page 17 of 39

Q161.
The “else if” in conditional inclusion is written by?
Discuss
Answer: (d).#elif
Q162.
What is the output of this C code?
#include <stdio.h>
    #define COLD
    int main()
    {
        #ifdef COLD
        printf("COLD\t");
        #undef COLD
        #endif
        #ifdef COLD
        printf("HOT\t");
        #endif
    }
Discuss
Answer: (b).COLD
Q163.
Which of the following sequences are unaccepted in C language?

a) #if
#else
#endif

b) #if
#elif
#endif

c) #if
#if
#endif

d) #if
#undef
#endif

a.

a

b.

b

c.

c

d.

d

Discuss
Answer: (c).c
Discuss
Answer: (a).Then the code up to the following #else or #elif or #endif is compiled
Discuss
Answer: (d).All of the mentioned
Q166.
The #elif directive cannot appear after the preprocessor #else directive
Discuss
Answer: (a).True
Discuss
Answer: (d).All of the mentioned
Discuss
Answer: (a).Conditionally include source text if the previous #if, #ifdef, #ifndef, or #elif test fails
Q169.
What is the output of this C code?
#include <stdio.h>
    #define MIN 0
    #if MIN
    #define MAX 10
    #endif
    int main()
    {
        printf("%d %d\n", MAX, MIN);
        return 0;
    }
Discuss
Answer: (b).Compile time error
Q170.
What is the output of this C code?
#include <stdio.h>
    #define MIN 0
    #ifdef MIN
    #define MAX 10
    #endif
    int main()
    {
        printf("%d %d\n", MAX, MIN);
        return 0;
    }
Discuss
Answer: (a).10 0

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