Pure Virtual Functions

Learn how to create interfaces and abstract classes using pure virtual functions

Ryan McCombe
Updated
Hello! I'm here to help you with any questions about this lesson. Feel free to ask me anything - whether it's about specific concepts, examples, or how to apply what you've learned!

Questions & Answers

Answers are generated by AI models and may not have been reviewed. Be mindful when running any code on your device.

Pure Virtual vs Virtual
What is the difference between a pure virtual function and a regular virtual function?
Pure Virtual Function Necessity
Can you provide an example of a situation where a pure virtual function would be necessary?
Abstract Class Non-Virtual Functions
Can an abstract class have non-virtual member functions?
Advantages of Pure Virtual Functions
What are the advantages and disadvantages of using pure virtual functions?
Constructor in Abstract Class
Can you have a constructor in an abstract class? If yes, what is its purpose?
Vtable and Virtual Functions
What is a vtable, and how is it related to virtual functions?
Interfaces in Other Languages
What are the differences between interfaces in C++ and those in other programming languages like Java?
Design Patterns with Abstract Classes
What are some common design patterns that utilize abstract classes and interfaces?