1. Multiple Inheritance & Interfaces

2. Multiple Inheritance Can inherit from two different classes:
Get functionality from both

3. Multiple Inheritance Issues Same member in both
Person and Employee both have name

4. Multiple Inheritance
Class D has B::x and C::x

5. Multiple Inheritance Issues Diamond inheritance
Copier gets two copies of PoweredDevice

6. Multiple Inheritance
Class D has two different A objects that are a part of it!!!

7. Interfaces
Interface : Class that only declares behaviors, does not implement anything
Only has pure virtual methods
Can't have any non-static member variables

8. Interfaces Interface : Defines class of object that has given behavior
Use as a type for semi-generic functions, structures
Language feature in Java, conceptual entity in C++