Foundations of Number Systems: From Binary to Hexadecimal — PickAClass
⏱ 3h 📚 30 lessons 🎧 Audio version

Foundations of Number Systems: From Binary to Hexadecimal

Master the mathematical foundations of binary, octal, decimal, and hexadecimal systems to excel in computer science, programming, and digital logic.

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About this course

Every piece of software, digital device, and complex algorithm relies on a fundamental concept: how we represent and calculate numbers. Understanding how computers interpret data through different number systems is the key to unlocking deeper proficiency in programming, hardware design, and computer science.\n\nThis written course guides you through the history, theory, and practical mechanics of numerical systems. You will transition from performing basic arithmetic in decimal to confidently reading, converting, and manipulating binary, octal, and hexadecimal data used in modern computing architectures.\n\nWhat you'll learn:\n- Understand the historical evolution of positional and non-positional number systems.\n- Convert numbers seamlessly between binary, octal, decimal, and hexadecimal bases.\n- Perform basic arithmetic operations directly in binary and hexadecimal formats.\n- Master signed number representations, including two's complement, used in modern processors.\n- Explore how fractional numbers are represented in computers using fixed-point and floating-point standards.\n- Apply these mathematical concepts to real-world computing scenarios like IP addressing and memory allocation.\n\nThe course begins with foundational definitions of bases and positional notation before advancing to step-by-step conversion techniques. You will then progress to binary arithmetic, negative number representations, and modern data encoding standards through clear text explanations and written practice exercises.\n\nThis course is designed for absolute beginners, aspiring software developers, and computer science students. No prior programming or advanced mathematical background is required.\n\nStart reading today to build a rock-solid mathematical foundation for your technology career.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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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
    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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Name Surname
has successfully demonstrated mastery of
Foundations of Number Systems: From Binary to Hexadecimal
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
Foundations of Number Systems: From Binary to Hexadecimal
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.

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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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