What will happens if the statement free(a) is removed in the following C code?
#include<stdio.h>
#include<stdlib.h>
main()
{
int *a;
a=(int*)malloc(sizeof(int));
*a=100;
printf("*a%d",*a);
free(a);
a=(int*)malloc(sizeof(int));
*a=200;
printf("a%p",a);
*a=200;
printf("a%d",*a);
}
#include<stdio.h>
#include<stdlib.h>
main()
{
int *a;
a=(int*)malloc(sizeof(int));
*a=100;
printf("*a%d",*a);
free(a);
a=(int*)malloc(sizeof(int));
*a=200;
printf("a%p",a);
*a=200;
printf("a%d",*a);
}A. Error
B. Memory leak
C. Dangling pointer arises
D. 200 is printed as output
Answer: Option B
This Question Belongs to C Program >> Memory Allocation
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