An abstract class will:
A) Have all zero function pointers in its vtable.
B) Have at least one zero function pointer in its vtable.
C) Share a vtable with a derived class.
D) Have fewer zero function pointers in its vtable than concrete classes have.

Question

Quizplus · Accepted Answer

An abstract class will have at least one pure virtual function, which results in a zero function pointer in its vtable. This means that every object of a derived class can have its own vtable, which is different from the vtable of the abstract class.

An Abstract Class Will