#include <iostream>
 
using namespace std;
 
class Parent
{
public:
    Parent() { Status(); }
    virtual ~Parent() { Status(); }
    virtual void Status() { cout << "Parent "; }
};
class Child : public Parent
{
public:
    Child() { Status(); }
    virtual ~Child() { Status(); }
    virtual void Status() { cout << "Child "; }
};
void main()
{
    Child c;
}

 

Câu hỏi liên quan

• Which of the following is a two-dimensional array?

• What will be output of the program?

• What is output?

ZUNIA12

• All C++ functions are recursive.

• Which of the following is the proper keyword or function to allocate memory in C?

• What is the index number of the last element of an array with 29 elements?

• Which of the following are NOT relational operator?

•  A pure virtual function is specified by placing ___ at the end of its prototype in the class
  definition.

• Kết quả đoạn lệnh sau là bao nhiêu? 

• The ___ block contains code that directly or indirectly might cause an exception to be thrown.

• What is output?

• A function designed as public can be accessible by non-members of a class.

• What will be output when you will execute following c code?

• What punctuation ends most lines of C code?

• What is output?

• Lệnh cout trong C++ có tác dụng gì?

• A constructor with default arguments for all its parameters is called a ___ constructor.

• Which of the following accesses a variable in structure b?

• What is output?

• In the following program how long will the for loop get executed?