Classes are the β for the data format and available β for a given type or class
What are objects?
Prices of code
An instantiated class
Physical things
Global Variables can be accessed by all functions and classes within a program.
Encapsulation is an programming concept that binds together the data and that manipulate the data, and that keeps both safe from interference and misuse
Composition is favoured over inheritance because it creates classes based of what they can do not what they are.
Association is a βis aβ relationship.