Java Course Content (Short Version)

1. Basics

Java Overview, JVM, JDK/JRE

Data Types & Variables

Operators & Control Statements (if, for, while)

First Program (HelloWorld)

2. OOP Concepts

Classes & Objects, Constructors

Methods: Overloading & Overriding

Inheritance, Polymorphism

Encapsulation & Abstraction (Interfaces/Abstract classes)

3. Exception Handling

Try-Catch-Finally

Checked vs Unchecked Exceptions

Custom Exceptions

4. Collections & Generics

List, Set, Map, Queue

Iterators & Loops

Comparable & Comparator

5. File I/O

FileReader/FileWriter, BufferedReader/BufferedWriter

NIO Package (Paths, Files)

6. Advanced Java

Multithreading (Thread, Runnable, Synchronization)

Lambda Expressions & Stream API

Annotations & Enums

7. JDBC / Database Connectivity

Connection, Statement, ResultSet

CRUD Operations (Insert, Update, Delete, Select)