Core Java refers to the fundamentals of the Java programming language. It’s the base for understanding advanced Java technologies like Java EE, JavaFX, etc. It is platform-independent and follows the Write Once, Run Anywhere (WORA) principle.

1. What is Core Java?
A Beginner’s Guide to Java Programming
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2. 1. Core Java Overview
2.Core Java refers to the fundamentals of the Java programming
language.
3.It's the base for understanding advanced Java technologies like
Java EE, JavaFX, etc.
4. It is platform-independent and follows the Write Once, Run
Anywhere (WORA) principle.
Introduction to Core Java
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3. Why Learn Core Java?
1.Foundation for advanced programming concepts.
2.Wide usage in enterprise applications, web development, and
Android development.
3.Strong community support and abundant learning resources.
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4. 1.Object-Oriented: Focus on classes and objects.
2.Platform Independent: Runs on any operating system.
3.Rich API: Libraries for networking, database connectivity,
etc.
4.Multithreading: Supports concurrent tasks.
5. Automatic Garbage Collection: Memory management.
Key Features of Core Java
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5. Java Programming Basics
1.Data Types and Variables
2.Primitive data types: int, float, char, etc.
3.Reference data types: Arrays, Objects.
4.Control Structures
5.Conditionals: if, else, switch
6.Loops: for, while, do-while
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6. Core Java Concepts
1. Classes and Objects
2. Definition of class and object in Java.
3.Constructors, methods, and instance variables.
4. Inheritance
5.Concept of extending a class to reuse code.
6. Polymorphism
7. Method Overloading and Method Overriding.
8. Encapsulation and Abstraction
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7. Java Collections Framework
1. Introduction to Collections
2. List, Set, Map, and Queue interfaces.
3. Commonly used classes: ArrayList, HashMap,
HashSet.
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8. Exception Handling
1. Try, Catch, and Finally
2. Handling errors gracefully using
exceptions.
3. Importance of exception hierarchy.
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9. Core Java Tools and IDEs
1. Popular Java IDEs
2. IntelliJ IDEA
3. Eclipse
4. NetBeans
5. Java Development Kit (JDK)
6. A collection of tools required for developing Java
applications.
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10. Core Java Applications
1.Where is Core Java Used?
2. Web applications, Android development, enterprise
applications, etc.
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11. Conclusion
1.Core Java is essential for understanding the Java
programming language.
2.Mastering it opens the door to more advanced
technologies.
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