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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 15 of 42

Explore more Topics under C Programming

Discuss
Answer: (b).int ungetc(int c, FILE *fp)
Q142.
The function ____ obtains block of memory dynamically.
Discuss
Answer: (c).Both calloc & malloc
Discuss
Answer: (a).Pointer to n bytes of uninitialized storage
Q144.
calloc() returns a storage that is initialized to
Discuss
Answer: (a).Zero
Discuss
Answer: (d).Pointer returned by malloc() & calloc()
Q146.
What is the output of this C code?
#include <stdio.h>
    void main()
    {
        char *p = calloc(100, 1);
        p = "welcome";
        printf("%s\n", p);
    }
Discuss
Answer: (d).welcome
Q147.
Memory allocation using malloc() is done in?
Discuss
Answer: (c).Heap area
Discuss
Answer: (b).It is for the type-casting
Q149.
Which one is used during memory deallocation in C?
Discuss
Answer: (c).free(p);
Q150.
Which of the following will return a result most quickly for searching a given key?
Discuss
Answer: (d).Binary Search Tree

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