Introduction to Java

• History of Java

• Version History of Java

• Flavours of Java (JavaSE, JavaEE, JavaME, etc.)

• JDK (Java Development Kit)

• JRE (Java Runtime Environment)

• JVM (Java Virtual Machine)

• Features of Java (Platform Independent, Object-Oriented, Robust, etc.)

• Java as a Programming Language

• Java as a Platform

• Exploring Your First Java Program

Variables and Types

• Data Types in Java (Primitive & Non-Primitive)

• Type Conversion and Type Casting

• Operators in Java

• Arithmetic Operators

• Relational Operators

• Logical Operators

• Bitwise Operators

• Assignment Operators

• Unary Operators

• Ternary Operator

Conditional Statements

• If Statement

• If-Else Statement

• Nested If-Else

• Else-If Ladder

• Switch Case Statement

• Break and Default in Switch

Iterative Control in Java

• while loop

• for loop

• do-while loop

• break

• continue

• labelled break

• labelled continue

Arrays

• Single Dimensional Arrays

• Multidimensional Arrays

• Jagged Array

• Non-Primitive One Dimensional Arrays

• Non-Primitive Two Dimensional Arrays

• Enhanced For Loop

Classes and Objects

• Encapsulation

• Class

• Defining Class

• Members of a Class

• new Operator

• Instantiation

• Object Creation

• Memory Allocation

• Access Specifiers

• Constructors

• Reference Variables

this reference

• this keyword for instance variables

• Calling constructor using this()

static

• Static Variable and Its Need

• Class Loading

• Static Methods

• Static Block

• Initializer Block

Inheritance

• What and Why Inheritance

• Types of Inheritance

• Inheriting Class

• super Keyword

• Constructor Chaining

• Method Overloading

• Method Hiding

• Method Overriding

• Object Class

• Garbage Collection

• finalize() Method

Polymorphism

• Physical Significance of Polymorphism and Its Use

• Early Binding

• Late Binding

• Compile Time Polymorphism

• Runtime Polymorphism (Dynamic Method Dispatch)

• Casting Objects

Abstract

• Abstract Methods

• Abstract Class

• Inheritance Using Abstract Class

• Runtime Polymorphism Using Abstract Class

final

• final Variable

• final Method

• final Class

• Abstract vs final

• Abstract vs private

Interface

• Interface

• Interface vs Abstract Class

• Interface as a Global Constant

• Inheritance Using Interface

• Multiple Inheritance Using Interface

• Runtime Polymorphism Using Interface

• New Features in Interface (Java 8 & Java 9)

Packages

• Understanding Packages

• Creating Packages

• import Statement

Exception Handling:

• What are Exceptions

• Exception Handling

• Types of Exception

• Class Hierarchy of Exceptions

• try-catch

• Nested try-catch

• Multiple catch Clauses

• User Defined Exceptions

• throw Keyword

• getMessage()

• toString()

• printStackTrace()

• Checked Exception and throws Keyword

• finally Block

Multithreading

• Understanding Threads

• Creating Threads with Thread Class

• Stack Maintenance for Thread

• volatile Keyword

• Types of Threads

• Runnable Interface

• Thread Priorities

• sleep()

• join()

• yield()

• Thread Synchronization (wait(), notify(), notifyAll())

• Synchronized Blocks and Methods

• Semaphore

• Deadlock

String

• String Class

• Operations on Strings

• StringBuffer

• StringBuilder

• Array of Strings

Nested or Inner Classes

• Static Nested Class

• Inner Class

• Anonymous Class

Streams and File Handling:

• Streams

• Need of File Handling

• Byte Stream Classes

• Character Stream Classes

• Reading and Writing Files

Lambda

• Lambda and Its Need

• Functional Programming in Java

• Functional Interface

• Type Inference in Lambdas

• Method References Using Lambda

AWT

1. Introduction

• AWT overview & architecture

• Packages: java.awt, java.awt.event

2. Components

• Label, Button, TextField, TextArea

• Checkbox, List, Choice

• Containers: Frame, Panel, Dialog, Canvas

3. Layout Managers

• FlowLayout, BorderLayout, GridLayout

• CardLayout, basic GridBagLayout

4. Event Handling

• Event Delegation Model

• Event Classes: ActionEvent, MouseEvent, KeyEvent

• Listeners: ActionListener, MouseListener, KeyListener, ItemListener

Swing

1. Introduction

• Swing vs AWT

• Package: javax.swing.*

2. Components

• Basic: JLabel, JButton, JTextField, JTextArea

• Selectors: JCheckBox, JRadioButton, JComboBox, JList

• Containers: JFrame, JPanel, JDialog, JApplet

• Special: JTable, JTree, JTabbedPane, JScrollPane, JProgressBar, JSlider

3. Layout Managers

• AWT layouts + GroupLayout, SpringLayout

4. Event Handling

• ActionListener, MouseListener, KeyListener

• Lambda expressions for listeners (Java 8+)

Assignments & Practice Questions

The JavaSE course includes 200+ assignment questions covering all major topics like OOP, collections, and multithreading. Each question is followed by detailed step-by-step solutions for better understanding. These assignments are designed to build strong coding skills through practical coding challenges and project

Bonus

• Git & GitHub for version control and collaboration

• Interview preparation with mock sessions

• LinkedIn profile building tips and strategies

• Resume writing guidance for Java roles