b.2 software systems
Hardware is the body, software is the soul. Discover the code that brings computers to life, from the Operating System boss to the apps and utilities you use every day.
If hardware is the stage, Software is the performance. This strand explores the code that tells the metal plastic box what to do. It starts with the Operating System (like Windows or macOS), the "boss" that manages memory, security, and your user interface. We then look at Utility Software - the mechanics that tune up your disk and encrypt your data - and finally Application Software, the actual programs and games you use to get stuff done. It’s the invisible logic that makes the machine useful.
Meet the boss of your computer. Learn how the Operating System manages memory, multitasking, and security while giving you the interface you use every day.
Keep your PC healthy and fast. Discover the essential utility tools that clean up your disk, compress huge files, back up your data, and encrypt your secrets.
From writing essays to browsing the web. Explore the software you use every day, the difference between apps and system software, and the rules of open source licensing.
Last modified: February 13th, 2026
