Core Java Course
Build a strong foundation in programming with our Core Java Course designed for students and working professionals. Learn object-oriented programming, real-world application development, and industry-relevant coding skills to kickstart your career in software development.
- Recognized Certification
- Beginner Friendly Course
- Practical Computer Training
- Industry Expert Trainer
- Government Recognized Certification
- Beginner Friendly Course
- Practical Computer Training
- Industry Expert Trainer
About Course
Core Java is one of the most powerful and widely used programming languages in the world. This course is designed to help you understand the fundamentals of Java programming, from basic syntax to object-oriented concepts. With a strong focus on practical learning, you will gain hands-on experience in building real-world applications.
Whether you are a beginner or looking to strengthen your programming skills, this course provides a structured approach to mastering Java and preparing for advanced technologies like Android development, web development, and enterprise applications.
What Will You Learn
- Understand Java programming fundamentals
- Write clean and efficient Java code
- Learn object-oriented programming (OOP) concepts
- Work with variables, data types, and operators
- Implement control statements and loops
- Handle arrays and strings effectively
- Understand classes, objects, and methods
- Learn inheritance, polymorphism, abstraction, and encapsulation
- Work with exception handling
- Build basic real-world applications
- Debug and troubleshoot code efficiently
Tools You Will Learn
Learn industry-relevant tools with practical training designed to make you confident, skilled, and job-ready.
Core Java Course Curriculum
This program covers important concepts and practical skills required for today’s digital world.
Module 1 — Intoduction to Java & OOPS
- Introduction to Java Programming
- History and Features of Java
- Java Architecture (JVM, JRE, JDK)
- Java Program Structure
- Basic Syntax of Java
- Variables and Data Types in Java
- Operators in Java
- Control Statements in Java
- Introduction to Object-Oriented Programming (OOP)
- Principles of OOP (Encapsulation, Abstraction, Inheritance, Polymorphism)
- Classes and Objects in Java
- Methods in Java
- Constructors in Java
- this Keyword in Java
- Access Modifiers in Java
- Static Keyword in Java
- Method Overloading and Overriding
- Benefits of OOP in Java
Module 2 — Java Features
- Introduction to Java Features
- Simple and Easy to Learn
- Object-Oriented Programming Language
- Platform Independent (Write Once, Run Anywhere)
- Secure Programming Language
- Robust and Reliable Nature
- Multithreading Support
- High Performance with Just-In-Time (JIT) Compiler
- Distributed Computing Support
- Dynamic and Extensible Nature
- Portable Programming Language
- Architecture Neutral Design
- Automatic Memory Management (Garbage Collection)
Module 3 — Variables , Data Types & Constants
- Introduction to Variables in Java
- Types of Variables (Local, Instance, Static)
- Declaration and Initialization of Variables
- Rules for Naming Variables
- Data Types in Java
- Primitive Data Types (int, float, double, char, boolean, etc.)
- Non-Primitive Data Types (String, Arrays, Classes, etc.)
- Type Conversion and Type Casting
- Automatic Type Promotion
- Introduction to Constants in Java
- Declaring Constants using
finalkeyword - Naming Conventions for Constants
- Difference Between Variables and Constants
Module 4 — Type Casting
- Introduction to Type Casting in Java
- Need for Type Casting
- Types of Type Casting
- Widening Type Casting (Implicit Conversion)
- Narrowing Type Casting (Explicit Conversion)
- Automatic Type Promotion in Expressions
- Type Casting Between Primitive Data Types
- Type Casting with Characters and Integers
- Type Casting in Arithmetic Operations
- Type Casting with Objects (Upcasting and Downcasting)
- Safe Type Casting Practices
- Common Errors in Type Casting
Module 5 — Operators
- Introduction to Operators in Java
- Types of Operators in Java
- Arithmetic Operators
- Relational (Comparison) Operators
- Logical Operators
- Assignment Operators
- Unary Operators
- Bitwise Operators
- Ternary (Conditional) Operator
- Shift Operators
- Operator Precedence and Associativity
- Type Casting in Expressions with Operators
- Real-life Use of Operators in Java Programs
Module 6 —Exception Handling
- Types of Errors
- Try, Catch, Finally
- Throw and Throws
- Custom Exceptions
Module 7 — Decision Making Statements
Module 8 — Conditional Statement
- Introduction to Conditional Statements in Java
- Types of Conditional Statements
- if Statement
- if-else Statement
- if-else-if Ladder
- Nested if Statement
- switch Statement
- Ternary (Conditional) Operator
- Difference Between if-else and switch
- Use of Relational and Logical Operators in Conditions
- Best Practices for Writing Conditional Statements
- Real-life Applications of Conditional Statements
Module 9 — for, while, do..while, break, continue
Module 10 — Class & Objects
- Introduction to Class and Object
- Difference Between Class and Object
- Declaring a Class in Java
- Creating Objects in Java
- Accessing Class Members Using Objects
- Instance Variables and Methods
- Memory Allocation for Objects
- Constructors in Class Initialization
- this Keyword in Objects
- Multiple Objects of a Single Class
- Anonymous Objects
- Real-life Example of Class and Object Usage
Module 11 — Constructor, destructor, method overloading
- Introduction to Constructors in Java
- Types of Constructors (Default, Parameterized)
- Constructor Overloading
- Constructor Rules and Characteristics
- this Keyword in Constructors
- Constructor Chaining
- Introduction to Destructor Concept in Java
- Finalize Method in Java (Garbage Collection Concept)
- Role of Garbage Collector in Java
- Difference Between Constructor and Finalize Method
- Introduction to Method Overloading
- Rules of Method Overloading
- Ways to Achieve Method Overloading
- Compile-Time Polymorphism (Overloading Concept)
- Real-life Examples of Method Overloading
- Difference Between Method Overloading and Method Overriding
Module 12 — Inheritance
- Introduction to Inheritance in Java
- Need and Importance of Inheritance
- Types of Inheritance
- Single Inheritance
- Multilevel Inheritance
- Hierarchical Inheritance
- Multiple Inheritance using Interfaces
- Hybrid Inheritance
- extends Keyword in Java
- Method Overriding in Inheritance
- super Keyword
- Constructor in Inheritance
- IS-A Relationship
- Advantages and Limitations of Inheritance
- Real-life Examples of Inheritance in Java
Module 13 — Overriding method, dynamic dispatch, wrapper class
- Introduction to Method Overriding in Java
- Rules of Method Overriding
- Difference Between Method Overloading and Overriding
- Runtime Polymorphism (Dynamic Method Dispatch Concept)
- Upcasting in Dynamic Method Dispatch
- Role of Inheritance in Method Overriding
- Use of super Keyword in Overriding
- Real-life Examples of Method Overriding
- Introduction to Dynamic Method Dispatch
- How Java Achieves Runtime Polymorphism
- Object Reference and Method Resolution at Runtime
- Advantages of Dynamic Dispatch
- Introduction to Wrapper Classes in Java
- Primitive Data Types vs Wrapper Classes
- Autoboxing and Unboxing
- Types of Wrapper Classes (Integer, Character, Double, etc.)
- Utility Methods in Wrapper Classes
- Importance of Wrapper Classes in Collections Framework
Module 14 — Arrays, 1D, 2D
- Introduction to Arrays in Java
- Need and Advantages of Arrays
- Declaration of Arrays
- Array Initialization
- Accessing Array Elements
- One-Dimensional (1D) Arrays
- Traversing 1D Arrays
- Two-Dimensional (2D) Arrays
- Initializing 2D Arrays
- Traversing 2D Arrays
- Multidimensional Arrays
- Array Operations (Searching and Sorting)
- Passing Arrays to Methods
- Arrays and Memory Management
- Common Applications of Arrays in Java Programming
Module 15 — String & Vectors
- Introduction to Strings in Java
- Creating and Initializing Strings
- String Class Methods
- String Manipulation Techniques
- String Comparison Methods
- StringBuffer Class
- StringBuilder Class
- Immutable Nature of Strings
- Passing Strings to Methods
- Common String Operations and Applications
- Introduction to Vectors in Java
- Creating and Using Vector Objects
- Adding and Removing Elements in Vector
- Accessing Vector Elements
- Vector Methods and Operations
- Capacity and Size of Vector
- Iterating Through a Vector
- Vector vs ArrayList
- Applications of Vectors in Java Programming
Module 16 — Interface
- Introduction to Interfaces in Java
- Need and Importance of Interfaces
- Declaring an Interface
- Implementing an Interface
- Interface Variables and Methods
- Multiple Inheritance Using Interfaces
- Extending Interfaces
- Multiple Interface Inheritance
- Default Methods in Interfaces
- Static Methods in Interfaces
- Functional Interfaces
- Marker Interfaces
- Interface vs Abstract Class
- Real-life Applications of Interfaces
- Advantages of Using Interfaces in Java Programming
Module 17 — Package
- Introduction to Packages in Java
- Need and Advantages of Packages
- Creating a Package
- Using Packages in Java Programs
- Import Statement and Its Usage
- Built-in Packages in Java
- User-Defined Packages
- Access Protection and Packages
- Package Naming Conventions
- Subpackages in Java
- Static Import in Java
- Classpath and Package Structure
- Organizing Classes with Packages
- Real-life Applications of Packages in Java Programming
Module 18 — Multithreading
- Introduction to Multithreading in Java
- Process vs Thread
- Life Cycle of a Thread
- Creating Threads Using Thread Class
- Creating Threads Using Runnable Interface
- Starting and Managing Threads
- Thread Priorities
- Thread Scheduling
- Synchronization in Java
- Inter-Thread Communication
- Thread Methods (sleep, join, yield, interrupt)
- Daemon Threads
- Thread Safety and Race Conditions
- Deadlock and Its Prevention
- Advantages and Applications of Multithreading in Java Programming
Module 19 — Life cycle of thread
- Introduction to Thread Life Cycle
- New (Born) State
- Runnable State
- Running State
- Blocked / Waiting State
- Timed Waiting State
- Terminated (Dead) State
- State Transitions of a Thread
- Thread Scheduler and Execution Flow
- Methods Affecting Thread States (start(), sleep(), join(), wait(), notify())
- Thread Life Cycle Diagram
- Practical Examples of Thread State Changes
- Common Issues Related to Thread States and Execution
Module 20 — Synchronization, runnable interface
Synchronization
- Introduction to Synchronization
- Need for Synchronization in Multithreading
- Thread Safety Concepts
- Synchronized Methods
- Synchronized Blocks
- Object-Level Synchronization
- Class-Level Synchronization
- Inter-Thread Communication
- Race Conditions and Their Prevention
- Deadlock Basics
- Advantages of Synchronization
Runnable Interface
- Introduction to Runnable Interface
- Need for Runnable Interface
- Creating Threads Using Runnable Interface
- Implementing the run() Method
- Starting a Runnable Thread
- Runnable Interface vs Thread Class
- Sharing Resources Using Runnable
- Multiple Threads with a Single Runnable Object
- Advantages of Using Runnable Interface
- Practical Applications of Runnable Interface in Java Programming
Module 21 — Exception handling
- Introduction to Exception Handling
- Types of Exceptions in Java
- Checked and Unchecked Exceptions
- Exception Hierarchy in Java
- try Block
- catch Block
- Multiple catch Blocks
- finally Block
- throw Keyword
- throws Keyword
- Custom (User-Defined) Exceptions
- Nested try-catch Blocks
- Exception Propagation
- Common Runtime Exceptions
- Best Practices for Exception Handling
- Real-life Applications of Exception Handling in Java Programs
Module 22 — Applet Introduction
- Introduction to Java Applets
- Features of Applets
- Architecture of Applets
- Applet Life Cycle
- Creating a Simple Applet
- Applet Class and Its Methods
- Embedding Applets in HTML
- Applet Execution Process
- Graphics in Applets
- Handling User Input in Applets
- Event Handling in Applets
- Applet Security Restrictions
- Advantages and Limitations of Applets
- Difference Between Applets and Applications
- Real-life Applications of Java Applets (Historical Overview)
Module 23 — Applet Programming, tag in HTML
- Introduction to Applet Programming
- Creating a Java Applet
- Structure of an Applet Program
- Applet Life Cycle Methods
- Running and Testing Applets
- Passing Parameters to Applets
- Displaying Output in Applets
- Graphics and Drawing in Applets
- Event Handling in Applets
- Applet Security Restrictions
<APPLET> Tag in HTML
- Introduction to the
<APPLET>Tag - Syntax of the
<APPLET>Tag - Attributes of the
<APPLET>Tag - CODE Attribute
- WIDTH and HEIGHT Attributes
- ALIGN Attribute
- PARAM Tag and Parameter Passing
- Embedding Applets in HTML Pages
- Loading and Executing Applets Using HTML
- Limitations of the
<APPLET>Tag - Difference Between
<APPLET>and Modern Web Technologies - Practical Examples of Applet Integration with HTML
Module 24 — Graphics Class
- Introduction to Graphics Class
- Importance of Graphics in Java Applets
- Graphics Class Methods
- Drawing Lines Using Graphics Class
- Drawing Rectangles and Rounded Rectangles
- Drawing Ovals and Circles
- Drawing Arcs
- Drawing Polygons
- Drawing Strings and Text
- Setting Colors in Graphics
- Using Fonts in Graphics
- Filling Shapes with Colors
- Coordinate System in Graphics
- Repainting Graphics with repaint() Method
- Practical Examples of Graphics Programming in Java Applets
Module 25 — Introduction to String
- Introduction to Strings in Java
- Need and Importance of Strings
- Creating String Objects
- String Literals and String Objects
- Memory Allocation for Strings
- String Pool Concept
- Immutable Nature of Strings
- String Class Overview
- Basic String Operations
- Accessing Characters in a String
- String Length and Character Manipulation
- Comparing Strings
- Common String Methods
- Applications of Strings in Java Programming