Object-Oriented Programming in Java and Package Management — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Object-Oriented Programming in Java and Package Management

Master the core principles of object-oriented programming in Java and learn how to design, organize, and structure clean code using modular packages.

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About this course

Writing clean, maintainable code is the hallmark of a professional developer, yet organizing complex software can quickly become overwhelming. This text-only course guides you through the essential concepts of object-oriented programming in Java, with a special focus on how to structure your code cleanly using packages. You will transition from writing single-file programs to designing modular, professional-grade software architectures. By exploring fundamental principles like encapsulation and inheritance alongside modern Java packaging practices, you will learn how to build robust applications that are easy to maintain and scale. What you will learn: Understand foundational object-oriented principles including classes, objects, inheritance, and polymorphism; Create and configure custom Java packages to organize your codebase logically; Apply access modifiers to control visibility and protect your data; Learn modern Java modularity concepts to manage dependencies effectively; Practice clean code conventions for naming and structuring packages. The course begins with essential object-oriented terminology and basic syntax before moving into hands-on packaging strategies and modular design patterns. This program is designed specifically for beginners with no prior Java experience who want to learn structured programming from the ground up. Start reading today to build a solid foundation in Java development.

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.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
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  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m 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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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Object-Oriented Programming in Java and Package Management
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
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PickAClass — Name Surname
Object-Oriented Programming in Java and Package Management
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.

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

Can I get a refund? +

Yes — full refund within 14 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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