OOP course
Gain mastery in object-oriented programming through building a practical library management system. Hone skills in classes, inheritance, interfaces, polymorphism, validation, and design patterns to produce clean, testable code applicable in contemporary programming languages used by tech teams worldwide. This approach ensures quick proficiency in creating maintainable software solutions.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This course on object-oriented programming employs a library management system to deliver hands-on training in classes, inheritance, interfaces, and polymorphism. Participants model users, items, and loans, while implementing encapsulation, validation, and state management. It covers key patterns such as Strategy and Factory, supported by clear code examples, tests, and a comprehensive design checklist for developing robust, scalable applications.
Elevify advantages
Develop skills
- Master core OOP principles including classes, objects, inheritance, and polymorphism.
- Develop domain models for library entities, relationships, and behaviours.
- Implement encapsulation and validation using setters, unique IDs, and enums.
- Build testable architectures with interfaces, dependency injection, and design patterns.
- Apply Strategy and Factory patterns for flexible loan handling and item creation.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and simple to use. The diversity of content and complementary videos really help with learning.

André FelipePrompt Engineering Student
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