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Introduction to Java

• What is Java? (History, Features)
• How Java Works (JVM, JRE, JDK)
• Setting up Java (Install JDK, IDE like IntelliJ, Eclipse)

Basics of Java Programming

• Hello World Program
• Variables and Data Types
• Operators (Arithmetic, Logical, Relational)
• Input and Output (Scanner, System.out)

Control Flow Statements

• Conditional Statements (if, else, switch)
• Loops (for, while, do-while)
• Break and Continue

Object-Oriented Programming (OOP)

• Classes and Objects
• Methods and Constructors
• this Keyword
• Inheritance
• Polymorphism (Overloading and Overriding)
• Encapsulation
• Abstraction
• Interfaces vs Abstract Classes

Advanced Java Concepts

• Static Keyword (Methods, Variables, Blocks)
• Final Keyword
• Nested Classes (Inner, Static, Anonymous)
• Enumerations (enum)

Exception Handling

• Try-Catch Block
• Multiple Catch Blocks
• Finally Block
• Throw and Throws
• Custom Exceptions

Java Collections Framework

• List, Set, Map Interfaces
• ArrayList, LinkedList, HashSet, TreeSet
• HashMap, TreeMap
• Iterators, for-each loops

File Handling in Java

• Reading and Writing Files
• FileReader, FileWriter
• BufferedReader, BufferedWriter
• Serialization and Deserialization

Multithreading and Concurrency

• Threads: Extending Thread Class / Implementing Runnable
• Thread Lifecycle
• Synchronization
• Executors Framework
• Deadlock and Thread Safety

Java 8 and Beyond (Modern Java)

• Lambda Expressions
• Functional Interfaces
• Streams API
• Method References
• Optional Class
• New Date and Time API

Java GUI Development (Optional)

• Introduction to Swing
• Basic Swing Components (JFrame, JPanel, JButton)
• Event Handling

Best Practices and Design Patterns

• SOLID Principles
• Common Design Patterns (Singleton, Factory, Observer)

Project Building (Mini Projects)

• Console-Based Applications (e.g., To-Do List, Banking System)
• Basic CRUD App using Collections
• Simple GUI Project (if Swing is learned)

Introduction to Frameworks and Tools (Post Core Java)

• Introduction to Maven/Gradle (build tools)
• Basics of Spring/Spring Boot (optional)
• Introduction to REST APIs

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