Welcome to the Core Java section of BootBackend!
This page is your go-to resource for mastering the fundamentals of Java. Whether you’re a beginner starting your journey or a developer brushing up your basics, these topics will help you build a strong foundation.
📌 Topics Covered
- Introduction to Java
- Java Architecture (JVM, JRE, JDK)
- Data Types and Variables
- Operators and Expressions
- Control Flow (if, switch, loops)
- Arrays and Strings
- Object-Oriented Programming (OOP) Concepts
- Classes, Objects, and Constructors
- Inheritance, Polymorphism, Encapsulation, Abstraction
- Exception Handling
- Interfaces and Abstract Classes
- Java Collections Framework
- Input/Output (IO) in Java
📚 Learn by Doing
Each topic includes:
- Simplified explanations
- Code examples
- Interview tips
- Practice problems
🔗 Start Reading
👉 What is the JVM?
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