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C Programming Multiple Choice Questions and Answers

43. A global variable may have several ________, but can have only one _______
declarations, definition
 
44. Macros for handling variable numbers are defined in header file ______
stdarg.h
 
45. The dynamic memory management functions malloc(), calloc() and realloc(), return a pointer of type _______
void
 
 
46. A situation where the function fails to deallocate dynamically allocated memory is known as _______
memory leak
 
47. The bitwise operators can only be used on _______ data types.
integral
 
48. If fopen() function fails to open a file, it returns a _____ pointer.
NULL pointer