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C++ | Inheritance | Question 6

  • Difficulty Level : Hard
  • Last Updated : 28 Jun, 2021

using namespace std;
class Base {};
class Derived: public Base {};
int main()
    Base *bp = new Derived;
    Derived *dp = new Base;

(A) No Compiler Error
(B) Compiler Error in line “Base *bp = new Derived;”
(C) Compiler Error in line ” Derived *dp = new Base;”
(D) Runtime Error

Answer: (C)

Explanation: A Base class pointer/reference can point/refer to a derived class object, but the other way is not possible.

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