Operating Systems Explained: Windows, Linux, macOS, Android, iOS, and GUI vs CLI

An interactive learning resource that introduces the main operating systems for computers and mobile devices: Windows, Linux, macOS, Android, and iOS. It compares their features, strengths, and common uses, and explains the difference between the Graphical User Interface (GUI) and the Command Line Interface (CLI). By the end, learners can recognize each system and understand how people interact with them.