# 13 - OOP - Abstract Class, Interface, and Polymorphism

# Goals

• Understand abstract class and interface
• Tell difference between abstract class and interface
• Understand polymorphism

# Slides

# Additional Resources

• https://www.journaldev.com/1582/abstract-class-in-java
• https://www.tutorialspoint.com/java/java_interfaces.htm
• https://www.journaldev.com/1607/difference-between-abstract-class-and-interface-in-java
• https://www.w3schools.com/java/java_polymorphism.asp