Overview of Java and its applications

Installing JDK and setting up an IDE (Eclipse/IntelliJ)

Writing and running your first Java program

Variables, Data Types, and Operators

Control Statements (Loops, Conditional Statements)

Methods and Functions in Java

Classes and Objects, Constructors and Methods

Inheritance, Polymorphism, Abstraction, and Encapsulation

Types of Exceptions in Java Try-Catch-Finally, Blocks Custom, Exceptions and Exception Propagation

Introduction to Collections (List, Set, Map)

Working with ArrayList, HashMap, and HashSet

Sorting and Iterating Collections

Understanding Threads in Java

Thread Lifecycle and Synchronization

Executor Framework and Parallel Processing

Reading and Writing Files in Java, Working with BufferedReader and BufferedWriter, Serialization and Deserialization

Introduction to Databases and SQL

Connecting Java with MySQL/PostgreSQL

Performing CRUD Operations with JDBC