Free Exam: pct test 4 aptitude
Number of Questions in Test: 23
Number of Questions in Preview: 5
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#include<iostream>
using namespace std;
main() {
class student {
int rno = 10;
} v;
cout<<v.rno;
}
using namespace std;
main() {
class student {
int rno = 10;
} v;
cout<<v.rno;
}
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
what is the output ?
#include <iostream>
using namespace std;
class Test
{
int x;
Test() { x = 5;}
};
int main()
{
Test *t = new Test;
cout << t->x;
}
#include <iostream>
using namespace std;
class Test
{
int x;
Test() { x = 5;}
};
int main()
{
Test *t = new Test;
cout << t->x;
}
| Type: | Multiple choice |
| Points: | 2 |
| Randomize answers: | No |
Question 3
What happens when delete is used for a NULL pointer?
int *ptr = NULL;
delete ptr;
int *ptr = NULL;
delete ptr;
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 4
Consider the Singly linked list having n elements. What will be the time taken to add an node at the end of linked list if Pointer is initially pointing to first node of the list.
| Type: | Multiple choice |
| Points: | 2 |
| Randomize answers: | No |
Question 5
P is four times as good as workman as Q and therefore is able to finish a job in 40 days less than Q. Working together, they can do it in .......... days:
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |