Q. Which of the following cannot be used with ungetc?

View solution

Q. What does the ungetc function return for the following expression?
ungetc(c, fp); //where declarations are int c and FILE *fp

View solution

Q. int ungetc(int c, FILE *fp) returns

View solution

Q. Only _____character of pushback is guaranteed per file when ungetc is used.

View solution

Q. ungetc may be used with

View solution

Q. The syntax for ungetc is

View solution

Q. The function ____ obtains block of memory dynamically.

View solution

Q. void * malloc(size_t n) returns

View solution

Q. calloc() returns a storage that is initialized to

View solution

Q. In function free(p), p is a

View solution

Q. Memory allocation using malloc() is done in?

View solution

Q. Why do we write (int *) before malloc?
int *ip = (int *)malloc(sizeof(int));

View solution

Q. Which one is used during memory deallocation in C?

View solution

Q. Which of the following will return a result most quickly for searching a given key?

View solution

Q. On freeing a dynamic memory, if the pointer value is not modified, then the pointer points to

View solution

Q. calloc initialises memory with all bits set to zero.

View solution

Q. realloc(ptr, size), where size is zero means

View solution

Q. function fabs defined math.h header file takes argument of type integer

View solution

Q. log(x) function defined in math.h header file is

View solution

Q. What type of inputs are accepted by mathematical functions?

View solution