After introducing interrupts and the foreground/background architecture, I am finally ready to tackle the concept of a Real-Time Operating System (RTOS). In this first lesson on RTOS (commonly ...

To some, an operating system is a burden or waste of resources, like those working on embedded systems and other low-power applications. To others it’s necessary, abstracting away hardware so that ...

Linux doesn’t hide the system behind guardrails. Here’s why its freedom, flexibility, and control still outclass the mainstream desktop OSes. Google and Qualcomm are pushing Android PCs into the ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

When it comes to the operating systems you can actually use on your computer, there are really only three main ones that are ever brought up. You have Windows 11, macOS, and Linux (or, more accurately ...

Rebecca Torchia is a web editor for EdTech: Focus on K–12. Previously, she has produced podcasts and written for several publications in Maryland, Washington, D.C., and her hometown of Pittsburgh.