Java OOP Essentials - 1 | Classes, Objects & JVM Explained (Beginner-Friendly)
In this video, we cover Java basics for the Object-Oriented Programming (OOP) exam, focusing on key topics like:
How Java works: Compilation & Execution process
What is the Java Virtual Machine (JVM)
Difference between Classes and Objects
Understanding State and Behavior in Java
The dot (.) operator for accessing methods and attributes
Variable declarations and primitive types
How object references work in Java
Parameters vs Arguments
Java’s pass-by-value mechanism
Basic encapsulation with private variables and getters/setters
📂 GitHub Link for Slides and Code:
https://github.com/Cukowski/Java-OOP-...
🎥 Practical examples are demonstrated live in VSCode, making this video ideal for students preparing for their OOP exams.
💡 Chapters:
0:00 Intro
0:18 How Java Works (Compilation & JVM)
3:00 Class vs Object Explained
6:35 Object State & Behavior
7:35 Dot Operator Example
9:40 Variables & Primitive Types
11:35 Object References
13:35 Parameters, Arguments & Pass-by-Value
16:13 Encapsulation Basics
👉 Don’t forget to like, comment your exam questions, and subscribe for Part 2 covering Inheritance, Polymorphism & More OOP Concepts!
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