Given that the Lap_Top class derives from Computer class, which of the following pointer declarations is legal?
A) Lap_Top* a_laptop = new Computer( ... );
B) Computer* a_computer = new Lap_Top( ... );
C) Lap_Top* a_laptop = Computer( ... );
D) *a_computer = new LapTop( ... );

Question

Quizplus · Accepted Answer

B) is correct because in object-oriented programming, a pointer of a base class (Computer) can point to an object of a derived class (Lap_Top). This is a fundamental concept that allows polymorphism.

Given That the Lap_Top Class Derives from Computer Class, Which