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 ...

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.

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 ...

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 ...

One way or another, you’re interacting with operating systems. Your smartphone uses one, and your tablet and laptop do as well. However, little is said about how the ways we interact with our ...