Tree Data Structures and Binary Search Trees in Java — PickAClass
★ 4.0 (2) ⏱ 3h 📚 30 lessons 🎧 Audio version

Tree Data Structures and Binary Search Trees in Java

Build a strong foundation in non-linear data organization by learning to implement and traverse tree structures using Java.

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About this course

Understanding how to organize data hierarchically is a core skill for any developer looking to move beyond simple lists and arrays. This text-based course provides a clear path to mastering trees, one of the most important concepts in computer science and software engineering. You will transform your understanding of data organization by learning how to represent complex relationships through code. By studying the logic behind hierarchical structures, you will gain the skills necessary to handle advanced data management tasks and excel in technical problem-solving. What you'll learn: - Understand core tree terminology including nodes, roots, edges, and leaf structures - Implement binary search trees from scratch using modern Java syntax - Apply various traversal methods such as In-order, Pre-order, and Post-order - Practice common operations like insertion, searching, and deletion - Analyze the performance of tree algorithms using Big O notation - Use modern coding patterns to handle null safety and recursive logic efficiently The course begins with foundational definitions and structural concepts, ensuring you understand the "why" before diving into the "how." You will then progress through detailed written explanations and code examples to implement fully functional binary search trees and their associated algorithms. This course is designed for beginner programmers and students who have a basic grasp of Java and want to learn essential data structures. No prior experience with trees or advanced algorithms is required. Start building your knowledge of hierarchical data structures today.

Course contents

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 📱 Phone or computer
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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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Certificate of Mastery
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has successfully demonstrated mastery of
Tree Data Structures and Binary Search Trees in Java
Skills demonstrated
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Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
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1.7 hrs
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1.9 hrs
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Tree Data Structures and Binary Search Trees in Java
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
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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)

Lucía Ramírez UY Verified learner
★ 4 · August 2, 2026

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

Aisha Yusuf KE Verified learner
★ 4 · June 24, 2026

Found it quite informative. The structure was logical, though some of the more advanced topics could have benefited from more detailed examples. Still worth it.

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

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

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