C++ | Constructors | Question 5
Output of following program?
#include<iostream>
using namespace std;
class Point {
public :
Point() { cout << "Normal Constructor called\n" ; }
Point( const Point &t) { cout << "Copy constructor called\n" ; }
};
int main()
{
Point *t1, *t2;
t1 = new Point();
t2 = new Point(*t1);
Point t3 = *t1;
Point t4;
t4 = t3;
return 0;
}
|
(A) Normal Constructor called
Normal Constructor called
Normal Constructor called
Copy Constructor called
Copy Constructor called
Normal Constructor called
Copy Constructor called
(B) Normal Constructor called
Copy Constructor called
Copy Constructor called
Normal Constructor called
Copy Constructor called
(C) Normal Constructor called
Copy Constructor called
Copy Constructor called
Normal Constructor called
Answer: (C)
Explanation: See following comments for explanation:
Point *t1, *t2; // No constructor call
t1 = new Point(10, 15); // Normal constructor call
t2 = new Point(*t1); // Copy constructor call
Point t3 = *t1; // Copy Constructor call
Point t4; // Normal Constructor call
t4 = t3; // Assignment operator call
Quiz of this Question
Last Updated :
28 Jun, 2021
Like Article
Save Article
Share your thoughts in the comments
Please Login to comment...