UseOfAbstractInterface

Coding Session About Oriented Object Concepts

Covered concepts:

• Classes and Objects.
• Encapsulation.
• Inheritance.
• Polymorphism.
• Abstract classes.
• Interfaces.
• Translation from UML Class Diagram to Class into Programming Language.

Use Of Abstract Class

Use Of Interface instead of Abstract Class

Person who hold many phone numbers

Sample of Simple Calculator with Interfaces (First version)

Sample of Simple Calculator with Interfaces (Second version)