Java Object-Oriented Programming Fundamentals — PickAClass
3.5 (2) ⏱ 3h 📚 30 lessons

Java Object-Oriented Programming Fundamentals

Master the core principles of modular software design to build robust and scalable applications using modern Java techniques.

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About this course

Object-oriented programming is the backbone of modern software development, and Java is the language that brings these concepts to life. Transitioning from simple scripts to professional software requires a deep understanding of how to structure logic around data and objects rather than just functions. This course guides you through the shift from procedural thinking to a modular, object-based approach, enabling you to write cleaner, more maintainable code. You will learn how to design systems that are easy to extend and debug by following industry-standard design principles. What you'll learn: - Understand the fundamental relationship between classes and objects - Apply the four pillars of OOP: encapsulation, inheritance, polymorphism, and abstraction - Implement modern Java Records for concise and immutable data modeling - Construct reusable code structures using interfaces and abstract classes - Manage access levels and data security through proper encapsulation techniques - Organize complex logic into manageable, modular components - Practice writing clean code that adheres to modern naming conventions and standards The curriculum starts with essential terminology and foundational definitions before moving into the practical implementation of hierarchical structures and logic organization. You will progress through written explanations and code examples that demonstrate how these concepts work in real-world scenarios. This course is designed for beginners who have a basic grasp of Java syntax and are ready to master the architectural side of programming. No prior experience with software design is required. Begin your journey into professional Java development today.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    3h of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Java Object-Oriented Programming Fundamentals
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Java Object-Oriented Programming Fundamentals
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (2)

Zoe White NZ
★ 4 · June 15, 2026

Solid content and presented clearly. I appreciated the real-world applications shown. Could have used a few more practice opportunities.

Camille Fournier BE
★ 3 · June 15, 2026

Good introduction to the topic. The structure was logical, and most of the examples were relevant, though I wished for more depth in certain areas.

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What do I need to take this course? +

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

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By card via Stripe. We don’t store card details — Stripe handles them securely.

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Yes — full refund within 14 days, no questions asked.

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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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