Computer Science Basics: Practice Through Problems — PickAClass
⏱ 2h 30m 📚 25 lessons

Computer Science Basics: Practice Through Problems

Build a solid understanding of fundamental computer science concepts by engaging with practical problems and analytical exercises.

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About this course

Are you looking to grasp the core principles of computer science but find theoretical explanations challenging? This course provides a practical approach to mastering essential concepts through focused problem-solving. By the end of this course, you will have developed a robust understanding of foundational computer science topics and gained confidence in applying these concepts to analyze and solve a variety of computational problems. You will be equipped with the analytical skills to approach new challenges effectively. What you'll learn: Understand fundamental data structures like arrays, linked lists, and trees. Grasp core algorithmic concepts, including sorting and searching. Explore the basic principles of operating systems and their functions. Analyze foundational networking protocols and their roles. Practice solving various types of multiple-choice questions to reinforce learning. Apply computational thinking techniques to break down complex problems. Build an initial understanding of basic complexity analysis for algorithms. The course begins with an introduction to foundational computer science definitions and progresses through key conceptual areas, using practical examples and question formats to solidify understanding. Each section builds upon previous knowledge, emphasizing application over rote memorization. This course is designed for absolute beginners with no prior computer science knowledge or programming experience. It is ideal for anyone starting their journey into computer science or seeking to reinforce core concepts through practical application. Begin your journey to mastering computer science fundamentals 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 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.

P
PickAClass
Skills profile · verifiable
Document
Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Computer Science Basics: Practice Through Problems
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
Computer Science Basics: Practice Through Problems
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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