Basics

Introduction to Java

• Installing Java and setting up the environment
• Java syntax and structure
• Running Java programs

Data Types and Variables

• Primitive data types (int, float, char, boolean)
• Reference data types (arrays, strings, objects)
• Variable declaration and initialization

Basic Operators

• Arithmetic operators
• Comparison operators
• Logical operators
• Assignment operators

Control Structures

• Conditional statements (if, else if, else, switch)
• Loops (for, while, do-while)
• Break and continue statements

Intermediate

Methods

• Defining and calling methods
• Method parameters and return values
• Method overloading
• Scope and lifetime of variables

Object-Oriented Programming (OOP)

• Classes and objects
• Constructors
• Inheritance and polymorphism
• Encapsulation and abstraction

Exception Handling

• Try, catch, finally blocks
• Handling different types of exceptions
• Throwing exceptions

File I/O

• Reading from and writing to files
• Working with different file formats
• File handling classes (File, FileReader, FileWriter)

Advanced

Advanced OOP Concepts

• Abstract classes and interfaces
• Inner classes
• Anonymous classes
• Enums

Collections Framework

• List, Set, and Map interfaces
• ArrayList, LinkedList, HashSet, TreeSet, HashMap, TreeMap
• Collections utility methods

Generics

• Introduction to generics
• Generic classes and methods
• Bounded type parameters

Multithreading and Concurrency

• Creating and running threads
• Thread lifecycle and states
• Synchronization and inter-thread communication
• Executors framework