Object-Oriented Programming in Java for Beginners — PickAClass
⏱ 2h 36m 📚 26 lessons 🎧 Audio version

Object-Oriented Programming in Java for Beginners

Master the core principles of OOP—encapsulation, inheritance, polymorphism, and abstraction—to write clean, reusable, and structured Java code.

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About this course

Writing clean, maintainable software requires more than just knowing basic syntax; it demands a solid understanding of how to structure your code. Object-Oriented Programming (OOP) is the industry-standard paradigm that helps developers organize complex systems into manageable, reusable components. This text-based course guides you through the core concepts of OOP using Java, one of the world's most popular programming languages. You will transition from writing simple scripts to designing robust, modular applications by thinking in terms of objects, classes, and relationships. What you'll learn: 1. Understand foundational OOP terminology, including classes, instances, and state. 2. Apply the four pillars of OOP: encapsulation, inheritance, polymorphism, and abstraction. 3. Implement modern Java features like records for clean, immutable data modeling. 4. Design reusable class hierarchies that minimize code duplication. 5. Practice writing clean Java code through structured written exercises. You will start with key terminology, basic concepts, and foundational definitions before moving on to practical coding structures. Through clear written explanations and step-by-step code analysis, you will learn how to model real-world problems into elegant software solutions. This course is designed for beginner programmers who have a basic familiarity with Java syntax but want to master software design principles. No advanced programming experience is required. Start reading today to build a strong foundation in modern software architecture.

Course contents

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • ⚡ Short & focused
    2h 36m 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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Object-Oriented Programming in Java for Beginners
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1.2 hrs
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Decision-architecture frameworks
Proficient
1.4 hrs
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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
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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.

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

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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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