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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 18 of 42

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Q171.
What is the output of this C code?
#include <stdio.h>
    #include <math.h>
    void main()
    {
        int k = sqrt(-4);
        printf("%d\n", k);
    }
Discuss
Answer: (d).NaN
Q172.
Which among the following mathematical function do not have a β€œdouble” return-type?
Discuss
Answer: (a).srand(x);
Discuss
Answer: (a).Sets the seed for rand
Q174.
Which is the best way to generate numbers between 0 to 99?
Discuss
Answer: (b).rand()%100
Discuss
Answer: (b).minimum + (rand() % (maximum – minimum + 1));
Discuss
Answer: (d).To generate random numbers
Q177.
What is the return type of rand() function?
Discuss
Answer: (b).int
Q178.
Which of the following can be used for random number generation?
Discuss
Answer: (a).random()
Q179.
Which of the following snippet will effectively generate random numbers?
Discuss
Answer: (a).rand();
Q180.
Which among the following is correct function call for rand and random?
Discuss
Answer: (a).rand() and random();

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