Java Programming for Complete Beginners - Java 16 - Step 01 - Reference Types - How are they Stored in Memory?

The video tutorial explains reference types and variables in Java, highlighting their differences from primitive variables. It covers how reference variables are stored in memory, using examples like the Planet and Animal classes. The tutorial also delves into Java's memory management, discussing heap and stack memory, and illustrates how objects and variables are stored. The importance of understanding reference variables is emphasized, setting the stage for further exploration in subsequent videos.

Describe the difference between stack and heap memory in Java.

How is a reference variable stored in memory?

What is the significance of understanding reference and primitive variables?