Core Data Structures for Problem Solving — PickAClass
⏱ 2h 42m 📚 27 lessons

Core Data Structures for Problem Solving

Gain a solid understanding of fundamental data structures to write efficient algorithms and solve common programming challenges.

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About this course

Struggling to choose the right data structure for your programming tasks or understand why some code runs faster than others? A deep understanding of data structures is crucial for writing efficient and scalable software. This course will transform your approach to problem-solving by providing a solid foundation in essential data structures, enabling you to design more effective algorithms and optimize your code for performance. You will learn to: * Understand the fundamental concepts and characteristics of common data structures. * Analyze the time and space complexity of algorithms using Big O notation for performance evaluation. * Implement and apply linear data structures including arrays, linked lists, stacks, and queues. * Explore and utilize non-linear data structures such as trees, graphs, and hash tables. * Choose the most appropriate data structure for various programming scenarios and challenges. * Practice applying data structures to solve practical coding problems and improve code efficiency. The course begins with core definitions and theoretical foundations, then progresses through practical explanations and examples of each data structure, culminating in strategies for selecting and implementing them effectively. This course is designed for absolute beginners in programming who want to build a strong foundation in data structures, with no prior knowledge required. Start your journey to becoming a more proficient and efficient programmer today.

Course contents

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
  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    2h 42m 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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Name Surname
has successfully demonstrated mastery of
Core Data Structures for Problem Solving
Skills demonstrated
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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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Core Data Structures for Problem Solving
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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
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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