Computing Fundamentals: It Networking, Os & Vir... Apr 2026

The OS is the "manager" of the computer. Without it, you’d have to write manual code just to move your mouse or save a file.

For computers to talk, they need rules. The most important is TCP/IP , which breaks data into small "packets," sends them across the web, and reassembles them at the destination. Computing Fundamentals: IT Networking, OS & Vir...

This is the foundation of the Cloud. When you use AWS or Google Cloud, you aren't renting a whole building; you're renting a "slice" of a server via virtualization. Why the Trio Matters The OS is the "manager" of the computer