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Module 2: Variables, Data Types, and Operators

The fundamental building blocks for storing information and performing calculations in Java.

3 lessonsGuided quizzesProjects & habits

Lesson list

Module 2: Variables, Data Types, and Operators

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01Duration · 25 minLocked

Primitive Data Types and Variables

A deep dive into Java's 8 primitive types, how to declare and initialize variables, and how these types are stored in memory.

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02Duration · 20 minLocked

Memory Allocation: Stack vs. Heap

A simplified explanation of how Java manages memory, focusing on the difference between the Stack (for primitive types and method calls) and the Heap (for objects).

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03Duration · 20 minLocked

Type Conversion and Casting

Understand how Java handles data type conversions, including implicit (widening) and explicit (narrowing) casting, and the potential for data loss.

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