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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 19 of 42

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Q181.
For the function call time(), what type of parameter is accepted?
Discuss
Answer: (d).time_t *
Q182.
What is the output of this C code?
#include <stdio.h>
    #include <stdlib.h>
    int main()
    {
        printf("%d\n", rand() % 1000);
        return 0;
    }
Discuss
Answer: (c).An integer between 0-999 including 0 and 999
Q183.
What is the output of this C code?
#include <stdio.h>
    #include <stdlib.h>
    int main()
    {
        srand(9000);
        printf("%d\n", rand());
        return 0;
    }
Discuss
Answer: (b).An integer in the range 0 to RAND_MAX
Q184.
What is the output of this C code?
#include <stdio.h>
    int main()
    {
        printf("%d\n", srand(9000));
        return 0;
    }
Discuss
Answer: (a).Compile time error
Q185.
What is the output of this C code?
#include <stdio.h>
    int main()
    {
        srand(time(NULL));
        printf("%d\n", rand());
        return 0;
    }
Discuss
Answer: (b).An integer in the range 0 to RAND_MAX
Q186.
In the below program everytime program is run different numbers are generated.
#include <stdio.h>
    #include <stdlib.h>
    int main()
    {
        printf("%d\n", rand());
        return 0;
    }
Discuss
Answer: (b).False
Q187.
In the below program everytime program is run different numbers are generated.
#include <stdio.h>
    int main()
    {
        srand(time(NULL));
        printf("%d\n", rand());
        return 0;
    }
Discuss
Answer: (a).True
Q188.
Which of these is a correct way to generate numbers between 0 to 1(inclusive) randomly?
Discuss
Answer: (a).rand() / RAND_MAX
Q189.
The number of digits present after decimal in float is________.

a.

1

b.

3

c.

6

d.

16

Discuss
Answer: (c).6
Q190.
Which among the following is never possible as an output for float?
Discuss
Answer: (d).None of the mentioned

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