Memory Allocation - C Programming MCQ Questions and Answers

#include<stdio.h>
#include<stdlib.h>
main()
{
    int *p;
    p=(int*)calloc(3*sizeof(int));
    printf("Enter first number\n");
    scanf("%d",p);
    printf("Enter second number\n");
    scanf("%d",p+2);
    printf("%d%d",*p,*(p+2));
    free(p);
}

#include<stdio.h>
#include<stdlib.h>
void main()
{
    char *p = calloc(100, 1);
    p = "welcome";
    printf("%s\n", p);
}