Coding Test Foundations in Python, C++, Java, and JavaScript — PickAClass
⏱ 2h 48m 📚 28 lessons

Coding Test Foundations in Python, C++, Java, and JavaScript

Master the essential data structures, algorithms, and problem-solving strategies needed to pass your first technical coding assessment in four major programming languages.

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  • 🌐 In English
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About this course

Getting ready for your first technical interview can feel overwhelming, especially when you do not know what patterns to expect. This course simplifies the preparation process by breaking down core programming test concepts into clear, digestible written explanations. You will transition from guessing how to solve problems to systematically analyzing them using the most popular languages in the industry today: Python, C++, Java, and JavaScript. You will learn how to write clean, optimized code that satisfies interviewers and automated testing suites alike. What you will learn: - Understand foundational data structures like arrays, strings, stacks, and queues across multiple languages. - Apply core algorithmic patterns such as search, sorting, and basic recursion to solve common coding challenges. - Analyze time and space complexity using Big O notation to write highly efficient solutions. - Compare how Python, C++, Java, and JavaScript handle memory, types, and standard libraries during tests. - Practice debugging and writing clean, readable code that avoids common technical interview pitfalls. The course starts with essential terminology and the mechanics of coding assessments before guiding you through step-by-step written code walkthroughs. You will read and analyze solutions side-by-side in four different languages to build a versatile problem-solving mindset. This course is designed for beginner developers, self-taught programmers, and computer science students preparing for their very first technical assessments. No prior coding test experience is required. Start reading today to build a strong foundation and approach your next coding test with confidence.

Course contents

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • ⚡ Short & focused
    2h 48m 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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PickAClass
Skills profile · verifiable
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Coding Test Foundations in Python, C++, Java, and JavaScript
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
Coding Test Foundations in Python, C++, Java, and JavaScript
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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