What will be the output of the following C++ code?
#include<iostream>
using namespace std;
class Base {
public:
Base()
{ cout<<"Constructing Base \n"; }
~Base()
{ cout<<"Destructing Base \n"; }
};
class Derived: public Base {
public:
Derived()
{ cout<<"Constructing Derived \n"; }
~Derived()
{ cout<<"Destructing Derived \n"; }
};
int main(void)
{
Derived *d = new Derived();
Base *b = d;
delete b;
return 0;
}
#include<iostream>
using namespace std;
class Base {
public:
Base()
{ cout<<"Constructing Base \n"; }
~Base()
{ cout<<"Destructing Base \n"; }
};
class Derived: public Base {
public:
Derived()
{ cout<<"Constructing Derived \n"; }
~Derived()
{ cout<<"Destructing Derived \n"; }
};
int main(void)
{
Derived *d = new Derived();
Base *b = d;
delete b;
return 0;
}A. Constructing Base
Constructing Derived
Destructing Base
B. Constructing Base
Constructing Derived
Destructing Derived
Destructing Base
C. Constructing Base
Constructing Derived
Destructing Base
Destructing Derived
D. Constructing Derived
Constructing Base
Destructing Base
Destructing Derived
Answer: Option A
This Question Belongs to C Plus Plus Programming >> Object Oriented Programming In C Plus Plus
What is the process of creating an instance of a class called in C++?
A. Encapsulation
B. Polymorphism
C. Inheritance
D. Instantiation
A. The process of creating multiple instances of a class
B. The process of hiding the implementation details of a class
C. The process of deriving a new class from an existing class
D. The process of defining functions within a class
What is the access specifier that allows members to be accessed from outside the class in C++?
A. protected
B. public
C. friend
D. None of the above
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