
pointers in C
Quiz
•
Computers
•
University
•
Practice Problem
•
Hard
sathi v
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following pointer is Wild
int *p;
int *q=&a;
int *v=NULL;
void *g;
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main drawback of pointers
Complexity to mange pointers
Difficult to write program
They are not safe
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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;
}
34,34
10,10
10,34
34,10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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;
}
Compile time error
1.20000
1.2
Run time error
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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;
}
50,50,50
20,20,50
100,50,20
100,20,50
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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);
Compile time error
112
Garbage value
0
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Which of the following operators are not used with pointers
*
/
%
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