*Prerequisites for this video:*
1. Basic Understanding of Coding and the Terminal – https://youtu.be/VexzHwo6YLo
*Who this video is for:* Programmers who want to better understand the three main operating systems and the most important differences between them.
*Purpose:* This video walks through the basics of the three most popular operating systems for programmers.
*Topics:*
0:52 Why do you need to understand your operating system?
1:43 Brief history of operating systems and the personal computer revolution
15:51 Filesystem differences
20:17 Filesystem Demo
25:30 Command line interpreters (shell)
26:48 What is a Shell? (Terminology)
28:18 Shell Demo
32:20 Difference between sh and bash (shebang line)
35:14 Package management
36:04 Package management demo
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