Question

Which of the following header files must necessarily be included to use dynamic memory allocation functions?

• A. stdio.h
• B. dos.h
• C. memory.h
• D. stdlib.h

Answer 1

The correct option is D stdlib.h

stdlib.h is a header file which stands for the standard library. It consists of the declaration for dynamic memory allocation functions such as malloc(), calloc(), realloc() and free.