Foundations of Object-Oriented Programming in Java

Master Java class design, encapsulation, and modern language features to write clean, reusable, and structured object-oriented code from scratch.

4.7 (534) ⏱ 36 min 📚 5 lessons

About this course

Transitioning from writing simple scripts to building structured, scalable software requires a solid grasp of object-oriented design. Java is the industry-standard language for learning these concepts, but mastering classes, objects, and encapsulation requires a clear, step-by-step approach. This written course guides you through the fundamental principles of Object-Oriented Programming (OOP) using Java. By reading clear explanations and analyzing structured code snippets, you will learn how to design robust classes, manage data securely, and write clean, maintainable code. What you'll learn: - Understand foundational OOP terminology including classes, objects, methods, and attributes. - Apply the principle of encapsulation to protect data and control access within your classes. - Work with essential Java components, including Strings, math utilities, and standard library imports. - Implement modern Java features such as local variable type inference and basic Java Records for efficient data modeling. - Design reusable class structures that form the backbone of clean software architecture. The course begins with essential definitions and core OOP concepts before moving into Java syntax, class creation, and modern best practices. You will progress from basic variable scopes to building complete, encapsulated data structures through written explanations and code analysis. This course is designed for beginners who are new to object-oriented programming or looking to transition to Java, requiring no prior experience with complex software architecture. Start reading today to build a strong, professional foundation in Java programming.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 30-day refund
    No questions asked
  • Short & focused
    36 min of practical content

Reviews (5)

عبدالله بن محمد بن صالح آل ثاني QA Verified learner
★ 4 · 2026-01-11T03:15:06+00:00

Learned a ton and the structure made it easy to follow along. Loved the practical application examples they provided.

علي الغانم KW
★ 3 · 2025-09-15T15:37:06+00:00

This was a good introduction. The structure is logical, and it covers the basics effectively. Might be too introductory for advanced learners.

Shaista Parveen PK
★ 4 · 2025-08-30T04:41:06+00:00

Brilliant course design. The way concepts build on each other is seamless. Very practical and well-explained.

Hugo Robert FR Verified learner
★ 2 · 2025-03-17T11:18:06+00:00

Honestly, pretty disappointing. The concepts weren't explained well at all, and the examples were confusing. Wouldn't do this again.

Edward Adjei GH Verified learner
★ 5 · 2025-01-26T02:57:06+00:00

This was exactly what I was looking for. The explanations were so clear and the examples really helped solidify the concepts.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe, or with cryptocurrency. We do not store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 30 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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