pointers in C

Front

Which of the following pointer is Wild: int *p;, int *q=&a;, int *v=NULL;, void *g;

Back

int *p;

Front

What is the main drawback of pointers?

Back

Complexity to manage pointers

Front

What is the output of the following Code:
#include <stdio.h>
int main()
{
int *p;
int a=10;
p=&a;
*p=34;
printf("%d,%d",a,*p);
return 0;
}

Back

34,34

Front

What is the output of the following code:
#include <stdio.h>
int main()
{
void *z;
float s=1.2;
z=&s;
printf("%f",*z);
return 0;
}

Back

Compile time error

Front

What is the output of the following code:
#include <stdio.h>
int main()
{
int *p;
int a=20;
p=&a;
int **q;
**q=100;
q=&p;
*p=50;
printf("%d,%d,%d",**q,a,*p);
return 0;
}

Back

50,50,50

Front

What is the output of the following code snippet:
int a=45,b=67;
int *s,*q;
s=&a;q=&b;
printf("%d",s+q);

Back

Compile time error

Front

What is the output of the following code:
int a[]={1,2,33,4,4,6}
int *p;
p=a;
*(p+2)=25;
printf("%d,%d",*(p+2),2[a]);

Back

25,25

Front

Which of the following pointers leads to memory leaks: Wild Pointers, Dangling Pointers, NULL Pointers, Generic Pointers?

Back

Dangling Pointers

Front

What is the result of following code snippet: (for 16 bit compiler)

char *s;
long double *z;
printf("%d,%d",sizeof(s),sizeof(z));

Back

2,2

Front

What is the output of the following code:
char *p="Welcome to GEC";
printf("%s",p+10);

Back

GEC