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Java_Foundation_Notes_Presentation.pptx.
- 1. Java Foundation Notes Designedfor AIR Class Level Teaching
- 2. 1. Introduction toJava • - What is Java? • - History & Evolution • - Features of Java (Platform Independent, OOP, Robust, Secure) • - JDK, JRE, and JVM — The Java Ecosystem • - How Java Code is Executed (Compilation to Bytecode)
- 3. 2. Java DevelopmentBasics • - Installing Java and Setting up IDE (e.g., IntelliJ or Eclipse) • - Writing First Java Program: HelloWorld.java • - Java Program Structure (Class, main method, statements) • - Compiling and Running Java Programs
- 4. 3. Variables, DataTypes & Operators • - Primitive Data Types: int, float, char, boolean, etc. • - Non-Primitive Data Types: Arrays, Strings, Objects • - Variable Declaration & Scope • - Operators: Arithmetic, Relational, Logical, Assignment, Bitwise, Ternary
- 5. 4. Control FlowStatements • - if, if-else, switch • - Loops: for, while, do-while • - break and continue • - Enhanced for-each loop
- 6. 5. Object-Oriented Programmingin Java • - Class & Object • - Constructor & Constructor Overloading • - this Keyword • - Inheritance (Single, Multilevel, Hierarchical) • - super Keyword • - Method Overloading & Overriding • - Polymorphism • - Abstraction: abstract class and interface • - Encapsulation & Access Modifiers
- 7. 6. Arrays andStrings • - Single & Multidimensional Arrays • - Common Array Algorithms (Sum, Max/Min, Search, Sort) • - String Handling: String, StringBuilder, StringBuffer • - String Methods and Immutability
- 8. 7. Exception Handling •- What is an Exception? • - Types of Exceptions: Checked vs Unchecked • - Try-Catch-Finally • - Throw vs Throws • - Creating Custom Exceptions
- 9. 8. Java Packages& Access Modifiers • - Built-in Packages (java.util, java.io, etc.) • - Creating and Using Custom Packages • - public, private, protected, default
- 10. 9. Collections Framework(Basic Intro) • - List, Set, Map Interfaces • - ArrayList, HashSet, HashMap • - Iterating Collections (for-each, Iterator)
- 11. 10. Java Input/Output(I/O) • - Reading from Keyboard: Scanner, BufferedReader • - File Handling Basics: FileReader, FileWriter • - Serialization (Intro Only)
- 12. 11. Multithreading (Basic Concepts) •- Thread Lifecycle • - Creating Threads: Thread Class and Runnable Interface • - synchronized, sleep(), join() • - Thread Safety Basics