OOP Course
Master OOP by designing a real-world library system. Practice classes, inheritance, interfaces, polymorphism, validation, and design patterns to write clean, testable code in modern languages used across today’s technology teams.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This OOP Course uses a library management system to teach practical object-oriented design with classes, inheritance, interfaces, and polymorphism. You will model users, items, and loans, apply encapsulation, validation, and state handling, and implement patterns like Strategy and Factory. With concise code examples, tests, and a final design checklist, you quickly gain skills to build clean, extensible applications.
Elevify advantages
Develop skills
- OOP foundations: master classes, objects, inheritance, and polymorphism fast.
- Domain modeling: design clean library entities, relationships, and behaviors.
- Encapsulation & validation: guard state with smart setters, IDs, and enums.
- Testable architecture: apply interfaces, DI, and patterns for flexible code.
- Library design patterns: use Strategy and Factory for loans and item creation.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
As suas aulas são perfeitas. Adquiri o pacote de um ano e, finalmente, tenho a oportunidade de acompanhar diversos temas do meu interesse sem precisar mudar de plataforma... agradeço por tudo o que fazem, já recomendei vocês a outras pessoas...

Giulio CarloAluno de Marketing Digital
Eu gosto de como as lições são direto ao ponto e como eu consigo alterar capítulos e pular conteúdos que não preciso.

Mariana FerresAluna de Fotografia
Gosto do conteúdo e do modo de apresentação e transcrição de vídeos, o que acelera o processo!

Luciana AlvarengaAluna de Design de Unhas
A plataforma é rápida, simples de usar. A diversidade de conteúdo e os vídeos complementares ajudam muito no aprendizado.

Giulio CarloAluno de Engenharia de Prompt
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