In the last lesson, you encountered the concept of a Real-Time Operating System (RTOS), and you worked out a manual procedure of switching the context from one thread to another. In this lesson, ...

Modern CPUs can run in two modes: kernel mode and user mode. When a CPU runs in kernel mode, an extended set of instructions is allowed, as is free access to anywhere in memory and device registers.

This is a graduate course in operating systems intended to create a foundation for operating systems research or advanced professional practice. Topics include thread and process management, virtual ...

Since the arrival of smartphones, a healthy debate has raged over which mobile operating system reigns supreme. The conversation typically involves the two contenders iOS and Android. And, given the ...

One of the best investments in time that a person with a keen interest in operating systems can make is to explore them from multiple angles. Operating system installation and configuration can go a ...

The history of computing could arguably be divided into three eras: that of mainframes, minicomputers, and microcomputers. Minicomputers provided an important bridge between the first mainframes and ...

In this month’s CW EMEA, we look at how schools in Germany have stopped using Microsoft Office 365 over lack of clarity over how data is collected, shared and used. We also delve into how former UK ...

The tech giant will begin selling its first cell phone based on Linux this year and says most models will follow suit--a sign of the growing popularity of the operating system. Stephen Shankland ...