Memory Allocation

Q1:
Which header file should be included to use functions like malloc() and calloc()?

A memory.h

B stdlib.h

C string.h

D dos.h

Q2:
What function should be used to free the memory allocated by calloc() ?

A dealloc();

B malloc(variable_name, 0)

C free();

D memalloc(variable_name, 0)

Q3: How will you free the memory allocated by the following program?
#include<stdio.h>
#include<stdlib.h>
#define MAXROW 3
#define MAXCOL 4

int main()
{
    int **p, i, j;
    p = (int **) malloc(MAXROW * sizeof(int*));
    return 0;
}

A memfree(int p);

B dealloc(p);

C malloc(p, 0);

D free(p);

Q4: Specify the 2 library functions to dynamically allocate memory?

A malloc() and memalloc()

B alloc() and memalloc()

C malloc() and calloc()

D memalloc() and faralloc()


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