Free Course:

Computer Numbering Systems

In this course, participants will gain a solid understanding of essential numbering systems used in computing and IT. The course will begin with an introduction to binary and hexadecimal counting, and progress into conversions between binary, decimal, and hexadecimal systems. Additionally, learners will explore the octal numbering system and its real-world application in Unix/Linux file permissions. This hands-on course is ideal for IT professionals, developers, and cybersecurity practitioners who want to sharpen their technical foundations.

By the end of this course, participants will confidently navigate the core numbering systems that underlie critical IT functions.

About This Course

Key components of the course include:

  • Count in Binary
  • Convert between Decimal and Binary Numbers
  • Count in Hexadecimal
  • Convert between binary and hexadecimal numbers
  • Convert between decimal and hexadecimal numbers
  • Describe the octal numbering system
  • Apply octal numbering system to Unix permissions

Master Binary, Hexadecimal, and Octal Numbering Systems

  • The most important numbering systems for IT professionals
  • Learn how to convert between the numbering systems
  • Lots of hands on activities

Learn it Right, Learn it Well, and Reap the Rewards

Spending the time now to master binary and hexadecimal will allow you to advance to more difficult IT topics and streamline your learning process.

Module Descriptions:

Welcome and Getting Started: Prepare yourself for efficiently and successfully completing the course. You’ll get an overview of what the course is all about and what you should expect out of it.

Binary Numbers: Many aspects of an IT career require a deep understanding of how binary numbers work. In this module, You’ll get an in-depth look at binary numbers and practice working with those numbers.

Hexadecimal: Many computer functions are displayed in hexadecimal format, to include IPv6. You’ll get a great understanding of Hexadecimal numbers and how to work with them. A big part of this module will go over converting between hexadecimal numbers and binary and decimal numbers.

Octal: This module introduces the octal numbering system and its practical application in Unix/Linux file permissions. Participants will learn the structure of the octal system and how it simplifies permission settings for files and directories.

Wrap Up: Time to wrap up the course and provide any final thoughts.

How to Take This Course!

Option #1 – Watch this course on YouTube. For convenience, I’ve included links to the videos down below

Option #2 – Take this course on Udemy. This is not a free option, but has the advantage of a full learning management system, no commercials, and completion certificates.

Here’s the link to the Udemy Course:

https://www.udemy.com/course/tks-numbering-systems/?referralCode=18808BDC58EBC9BDD78E

 

Course Content

Module 0 – Welcome and Getting Started

Welcome https://youtu.be/aaotPdJRWzQ 0:0:41
Course Overview https://youtu.be/XekS9oILaOU 0:04:44

 

Module 1 – Binary Numbers

Module Intro https://youtu.be/yuTQROWGojI 0:02:54
How Computers Work https://youtu.be/9erZNyKVqu0 0:14:43
Number Systems https://youtu.be/z6hJUncYUmg 0:16:12
Powers of 2 https://youtu.be/OHe7zkN3izM 0:05:20
Bits, Binary, Hex, and Octal https://youtu.be/BvatqgxJBvQ 0:05:23
Binary Counting https://youtu.be/l2nxAa6jgFM 0:09:08
ACT: Couting with Blocks N/A
DEMO: Counting in Binary https://youtu.be/eNtWitAIiGg 0:02:49
Binary Odometer https://youtu.be/Qyt-ndmGyVw 0:03:40
ACT: Binary Table N/A
ACT: Counting in Binary N/A
DEMO: Counting in Binary, Part 2 https://youtu.be/LLdFDgPVg7Y 0:03:06
ACT: What’s the Next Number N/A
Adding Binary Numbers https://youtu.be/SvxR3giN6Po 0:02:53
ACT: Adding Binary Numbers with Blocks N/A
DEMO: Adding Binary Numbers https://youtu.be/Nhl-FfMcBPg 0:04:12
ACT: Adding Binary Numbers N/A
DEMO: Binary to Decimal https://youtu.be/9aE5kyqfQKc 0:02:48
ACT: Binary to Decimal N/A
Decimal to Binary https://youtu.be/AvpOEo0Vf3U 0:02:15
DEMO: Decimal to Binary https://youtu.be/maE_2DlaMtY 0:04:05
ACT: Decimal to Binary N/A
DEMO: Checking Your Work https://youtu.be/DuGTeg-uQ4E 0:03:52
ACT: Binary Quiz #1 N/A
ACT: Binary Quiz #2 N/A
ACT: Binary Quiz #3 N/A
CHECK: Module 1 N/A

 

Module 2 – Hexadecimal

Module Intro https://youtu.be/B0YdOiWpvlk 0:01:32
Hexadecimal https://youtu.be/SlF5ILkRI60 0:07:30
Hexadecimal Odometer https://youtu.be/a_ms7a6jYcU 0:02:37
DEMO: Counting in Hexadecimal https://youtu.be/hNe92UplCx8 0:05:04
ACT: Counting in Hexadecimal N/A
DEMO: Binary to Hexadecimal https://youtu.be/hif8Zdcyum4 0:03:12
ACT: Binary to Hexadecimal N/A
DEMO: Hexadecimal to Binary https://youtu.be/ohk1VxJ5yio 0:01:51
ACT: Hexadecimal to Binary N/A
DEMO: Decimal to Hexadecimal https://youtu.be/eywlrMdWHRc 0:03:45
ACT: Decimal to Hexadecimal N/A
DEMO: Hexadecimal to Decimal https://youtu.be/JnNlWRx3WZY 0:02:21
ACT: Hexadecimal to Decimal N/A
ACT: Hexadecimal Quiz #1 N/A
ACT: Hexadecimal Quiz #2 N/A
ACT: Hexadecimal Quiz #3 N/A
CHECK: Module 5 Quiz N/A

 

Module 3 – Octal

Module Intro https://youtu.be/9kYu6BZrmSg 0:0:45
Octal https://youtu.be/8Q-mdcH2sus 0:03:44
Octal and Unix Permissions https://youtu.be/-Us5av6RD4w 0:08:32

 

Module X – Wrap Up

Review https://youtu.be/RzJf3nzmQsA 0:02:57
Course Wrap Up https://youtu.be/ze1VSTWAH5o 0:02:24

 

Help the Effort

Creating these videos takes a lot of time, effort, and money. There are costs to producing the videos, hosting the site, and buying the equipment, not to mention the 1,000’s of hours I’ve put into recording these videos. So far, I’ve asked for and recieved very little in return. Please consider helping keep the effort going by one of the following: