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Java Fundamentals

5 Units21 Lessons
Unit 1

Basics

Introduction to Java Syntax and Hello World Program
Understanding Variables and Data Types in Java
Basic Operators in Java
Real-World Project: Building a Simple Calculator in Java
Input and Output Operations in Java
Unit 2

Control Structures and Loops

Real-World Project: Creating a Number Guessing Game with Loops
Implementing For and While Loops in Java
Using If-Else and Switch Statements in Java
Unit 3

Methods and Functions

Defining and Calling Methods in Java
Working with Parameters and Return Types in Java Methods
Method Overloading in Java
Real-World Project: Developing a String Utility Methods Library
Unit 4

Object-Oriented Programming

Creating Classes and Objects in Java
Inheritance and Polymorphism in Java
Encapsulation and Abstraction in Java
Using Interfaces and Abstract Classes in Java
Real-World Project: Designing a Basic Inventory Management System
Unit 5

Exception Handling and File I/O

Handling Exceptions with Try-Catch in Java
Creating and Using Custom Exceptions in Java
Reading and Writing Files in Java
Real-World Project: Building a Simple Text File Processor
Unit 2•Chapter 1

Real-World Project: Creating a Number Guessing Game with Loops

Summary

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Concept Check

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What loop structure is ideal for a number guessing game to repeatedly prompt until correct?

How can you prevent infinite loops in a guessing game?

What random function generates a secret number between 1 and 100?

In a guessing game, how do you handle invalid inputs like strings?

What optimization reduces guesses in a binary search guessing game?

In a number guessing game, what loop ensures at least one guess before checking?

How to optimize guesses in a number guessing game using binary search?

What condition prevents infinite loops in a guessing game?

In Python, how to generate a random number for the game?

What is the worst-case scenario for guesses in a linear game?

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