Tech can be confusing if you don’t understand the lingo. This blog post is a simple glossary of 20 common terms you’ll see often—like “Cloud Computing,” “RAM,” “Cache,” “Firewall,” and “Operating System.” Each term is explained in plain English, with examples of how they’re used in real life. Whether you’re a student, employee, or just curious about tech, this quick guide will help you sound smarter and feel more confident navigating the digital world.