What will be the output of the following C++ code?
#include <iostream>
#include <string>
using namespace std;
class A{
mutable int a;
public:
A(){
cout<<"Default constructor called\n";
}
A(const A& a){
cout<<"Copy Constructor called\n";
}
};
int main(int argc, char const *argv[])
{
A obj;
A a1 = obj;
A a2(obj);
}
#include <iostream>
#include <string>
using namespace std;
class A{
mutable int a;
public:
A(){
cout<<"Default constructor called\n";
}
A(const A& a){
cout<<"Copy Constructor called\n";
}
};
int main(int argc, char const *argv[])
{
A obj;
A a1 = obj;
A a2(obj);
}A. Default constructor called
Copy Constructor called
B. Default constructor called
Copy Constructor called
Copy Constructor called
C. Default constructor called
Default constructor called
Copy Constructor called
D. Copy Constructor called
Default constructor called
Copy Constructor called
Answer: Option B
This Question Belongs to C Plus Plus Programming >> Constructors And Destructors In C Plus Plus
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