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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 1•Chapter 5

Input and Output Operations in Java

Summary

Instructions specify summarizing content to under 250 words, excluding sponsors and unrelated elements, while avoiding introductory statements about the summary's focus.

Concept Check

0/10

What happens if you forget to close a FileOutputStream?

Which method flushes BufferedWriter without closing?

How does RandomAccessFile support seeking?

What is the purpose of DataInputStream?

In which scenario is ObjectOutputStream used?

What is the main benefit of using BufferedReader in Java I/O?

In Java, what happens when you close a FileOutputStream?

Which interface is crucial for object serialization in Java?

What is the purpose of NIO Channels in Java I/O?

How does RandomAccessFile differ from FileInputStream?

PreviousReal-World Project: Building a Simple Calculator in Java