OOP Java Labs - My Solutions

My lab solutions for Object-Oriented Programming course at Sukkur IBA University. I'm documenting my learning journey through Java programming, from basic syntax to advanced OOP concepts.

Repository - Solutions uploaded as I complete each lab

View Lab 1
View Lab 2
View Lab 3
View Lab 4

Labs Overview

Lab 1: Introduction to Java Programming

Introduction to Java fundamentals including history, features, installation, basic syntax, variables, data types, input/output operations, and type conversion.

Topics Covered:

• Java environment setup
• Variables and data types
• Input/Output with Scanner
• Type casting and conversion
• Arrays
• Control structures
• Error handling and debugging

View Lab 1

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Lab 2: Methods in Java

Understanding and implementing different types of methods, parameters, return values, and control statements.

Topics Covered:

• Method types and syntax
• Parameters and return values
• Control statements (if-else, switch, ternary)
• String methods
• Array methods
• Math class functions
• Command-line arguments
• Code organization and modularity

View Lab 2

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Lab 3: Objects, Instance Methods & Encapsulation

Core object-oriented programming concepts including objects, instance methods, constructors, and encapsulation.

Topics Covered:

• Static vs non-static members
• Classes and objects
• Instance variables and methods
• Object references and aliasing
• Constructors
• Encapsulation with private fields
• Getters and setters
• The this keyword

View Lab 3

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Lab 4: Inheritance & Polymorphism

Core object-oriented programming concepts including class hierarchies, inheritance, method overriding, and polymorphic behavior.

Topics Covered:

• Inheritance and the extends keyword
• Superclass and subclass relationships
• Method overriding
• The super keyword
• Polymorphism and dynamic binding
• Abstract classes and methods
• The instanceof operator
• Access modifiers (protected)

View Lab 4

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About This Repository

This repository contains my lab solutions for the Object-Oriented Programming course at Sukkur IBA University. I'm uploading my solutions as I complete each lab to track my progress and share my learning journey.

How to Use

1. Clone this repository:

   git clone https://github.com/qadyyr/oop-java-labs.git
   cd oop-java-labs

2. Browse the labs - Each lab is documented in a markdown file (Lab1.md, Lab2.md, Lab3.md)

3. View solutions - Solutions are included within each lab's markdown file

4. Run the code:

   javac YourProgram.java
   java YourProgram

Prerequisites

• Java Development Kit (JDK) 8 or higher
• Text editor or IDE (VS Code, IntelliJ IDEA, Eclipse)

Learning Path

1. Start with Lab 1 - Get comfortable with Java basics, syntax, and control structures
2. Progress to Lab 2 - Learn to organize code using methods
3. Move to Lab 3 - Understand object-oriented programming fundamentals

Skills You'll Gain

• Java syntax and fundamentals
• Problem-solving with algorithms
• Code organization and modularity
• Object-oriented programming concepts
• Encapsulation and data hiding
• Working with objects and classes
• Debugging and error handling

Repository Structure

OOP-Spring2026/
├── README.md         # This file
├── Lab1.md           # Lab 1: Introduction to Java
├── Lab2.md           # Lab 2: Methods in Java
└── Lab3.md           # Lab 3: Objects & Encapsulation

Feedback Welcome

If you spot any errors or have suggestions for improvement, feel free to open an issue or reach out!

Connect

• GitHub: @qadyyr
• Emal: qadyyr@gmail.com
• Feel free to star ⭐ this repo if you find it helpful!

Note

These are my personal solutions to lab exercises. While I strive for accuracy, there may be alternative or better approaches. Use these as a reference for learning, not just copying.

License

This repository is for educational purposes. Feel free to use it for learning.

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Course: CSC-150 - Object Oriented Programming
Semester: Spring 2026
Student At: Sukkur IBA University

Last Updated: February 2025