Core Java

Learn Java Programming from Scratch

Core Java is the foundation of Java programming and is widely used in software development. It is beginner-friendly, object oriented, and helps you understand how Java applications run on different platforms. Many popular applications, mobile apps, and enterprise software are built using Java. In this blog, we will explore Core Java step by step with simple examples and clear explanations, making coding easy and fun. Let’s start your programming journey with Java!
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Why Learn Core Java?

  1. Strong foundation for object-oriented programming
  2. Platform-independent and versatile
  3. Widely used in industry (web, enterprise applications, Android apps)
  4. Improves problem-solving and logical thinking skills
  5. Easy transition to advanced Java and frameworks
  6. High demand in software development jobs

Core Java Curriculum

1. Introduction to Java

  • History and evolution of Java
  • Features of Java
  • Importance in programming

2. Basic Syntax

  • Structure of a Java program
  • Data types and variables
  • Constants and literals
  • Input/Output: out.println() and Scanner

3. Operators and Expressions

  • Arithmetic, Relational, Logical
  • Assignment, Increment/Decrement operators

4. Control Statements

  • if, if-else, switch
  • Loops: for, while, do-while
  • break and continue

5. Functions / Methods

  • Defining and calling methods
  • Method parameters and return types
  • Method overloading

6. Object-Oriented Programming (OOP) Basics

  • Classes and objects
  • Constructors
  • Inheritance
  • Encapsulation
  • Polymorphism basics

7. Arrays and Strings

  • One-dimensional and multi-dimensional arrays
  • String handling with String class

8. Exception Handling

  • try, catch, finally blocks
  • Common Java exceptions

9. File Handling (Basics)

  • Reading and writing files using FileReader and FileWriter

10. Advanced Topics Introduction

  • Interfaces
  • Abstract classes
  • Packages

Benefits of Learning Core Java

Platform-independent programming

Strong OOP foundation

Widely used in enterprise applications and Android apps

High performance and reliability

Improves logical thinking and problem-solving

Easy transition to frameworks like Spring and Hibernate

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