Most of the common operating systems use processor interrupts to access OS functions. Typical modern operating systems are not going to let a user program directly access any hardware.

What does operating system actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

An operating system is a collection (or suite) of programs that manages and controls the computer. Operating systems have many functions: ...

The kernel plays an essential role, as it manages how your phone, tablet, and PC's hardware and operating system.

Trusted operating systems seal up systems vulnerabilities like never before. But the complexity of the systems can lead even experienced administrators to create more problems than they solve. For ...

Although os.walk looks and acts like a function, it's actually a "generator function"—a function that, when executed, returns a "generator" object that implements the iteration protocol.

TabulaROSA explores the “potential benefits of implementing OS functions in a way that leverages the power and mathematical properties of database systems,” with the idea that database systems already ...