History and Features of Java

Understanding the Java Development Kit (JDK), Java Runtime Environment (JRE), and Java Virtual Machine (JVM)

Setting up the Java Development Environment

Writing, Compiling, and Running a Simple Java Program

Structure of a Java Program (Packages, Classes, and Methods)

Data Types, Variables, and Constants

Operators and Expressions

Decision-Making Statements (if, else if, switch)

Looping Statements (for, while, do-while)

Break, Continue, and Labels

Basic Concepts of OOP: Classes and Objects

Constructors and Overloading

Inheritance (Single, Multilevel, Hierarchical)

Method Overloading and Overriding

this and super Keywords

Polymorphism and Abstraction (Abstract Classes and Interfaces)

Encapsulation and Access Specifiers

Static and Final Keywords

Exception Hierarchy

Try, Catch, and Finally Blocks

Throw and Throws Keywords

Built-in Exceptions

Creating Custom Exceptions

One-Dimensional and Multi-Dimensional Arrays

Array Methods

Introduction to Strings

String Handling using String Class and StringBuilder/StringBuffer

Common String Methods

Overview of Java Collections

List Interface (ArrayList, LinkedList)

Set Interface (HashSet, LinkedHashSet, TreeSet)

Map Interface (HashMap, LinkedHashMap, TreeMap)

Iterators and Enhanced for Loops

File and Directory Operations

Reading from and Writing to Files

Handling Streams (FileInputStream, FileOutputStream, BufferedReader, BufferedWriter)

Serialization and Deserialization

Introduction to Threads

Creating and Managing Threads

Thread Synchronization

Inter-thread Communication

Overview of Abstract Window Toolkit (AWT)

Introduction to Swing

Event Handling

Layout Managers

Building Basic GUI Applications

Basics of Networking in Java

URL and URLConnection Classes

Socket Programming (TCP and UDP)

Java 8 Features: Lambda Expressions, Stream API, and Functional Interfaces

Introduction to JavaFX for Advanced GUI Applications

JDBC for Database Connectivity

RESTful Web Services using Java