Pure virtual functions very essential for achieving Polymorphism. are meant to be overridden by derived classes. - Typically acts as a place holder functions. - Any class containing at least one pure ...

In C++, a pure virtual function is a virtual function that you declare in a base class but don't define. A class containing a pure virtual function is called an abstract class, and you can't create ...

This may be a rather theoretical question but I was wondering... When polymorphic classes are implemented, C++ needs to create virtual tables or at least some form of resolution mechanism in order to ...