☕ Java_V1

📌 Overview

This repository contains structured learning and implementation of Core Java, OOP concepts, Java Architecture, and Java Collections Framework, along with notes on Time & Space Complexity.

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🧠 Topics Covered

🔹 Core Java Fundamentals

• Variables & Data Types
• Operators
• Control Statements
• Functions / Methods
• Arrays

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🔹 Java Architecture

• JDK, JRE, JVM
• Java Execution Flow

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🔹 Java Memory Model

• Heap Memory
• Stack Memory
• Method Area
• Garbage Collection Basics

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🔹 Java Collections Framework (JCF)

• List
• Set
• Map
• Stack
• Queue
• Internal Working
• Time & Space Complexity

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🔹 Patterns

• Common coding patterns
• Interview pattern-based solutions

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📘 Notes Included

• Time Complexity Notes
• Space Complexity Notes
• Java Architecture Notes
• Collections Framework Detailed Notes

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🎯 Purpose of This Repository

• Strengthen Java fundamentals
• Prepare for coding interviews
• Practice data structures concepts
• Maintain structured revision material

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🚀 How To Use

1. Start from basics folder
2. Move to Collections Framework
3. Practice problems in practicejava
4. Revise using revisionjava
5. Refer PDFs for deep theoretical understanding

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🛠 Tech Stack

• Java
• IntelliJ IDEA / VS Code
• Git & GitHub

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📈 Future Improvements

• Add more DSA implementations
• Add design pattern examples
• Add advanced Java topics
• Add interview question sets

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👨‍💻 Author

Monu Rajbhar

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