Inheritance u Organize those related classes and share their common data and operations a Parent/child relationship Parent(Base) class: defined common public interfaces and private implements of all child classes Child (derived) class: could override what is inherited, or add new implementations to fit its specialityInheritance ◼ Organize those related classes, and share their common data and operations ◼ Parent/child relationship ◼ Parent (Base) class: defined common public interfaces and private implements of all child classes ◼ Child (Derived) class: could override what is inherited, or add new implementations, to fit its speciality