— cannot be instantiated.

a blueprint or template for creating objects, defining their properties (attributes) and behaviors (methods)

Classes encapsulate data and methods, providing a structured way to model real-world entities and their interactions.

— can be instantiated; provides full implementation of its methods.

Mechanism for creating new classes based on existing ones

— the process of creating an object from a class, usually involving memory allocation and initialization through a constructor.

 — a function defined within a class that operates on the object’s data.

an instance of a class, representing a specific entity with its own state and behavior.

Objects interact with each other through methods, enabling communication and collaboration within the system.

OOP is a way of organizing code that emphasizes the use of objects to represent real-world entities and their interactions.

Object-oriented programming (OOP) is a programming paradigm based on the concept of ”objects”, which can contain data and code: data in the form of fields (often known as attributes or properties), and code, in the form of procedures (often known as methods). — Wikipedia

A way of going about something

ability to present the same interface for different underlying data types