While there are others, these are four most common types of operating systems available in today's desktops and laptops. With that said, there are many alternative operating systems available in 2025.

The operating system (OS) sets the standards for all application programs that run in the computer. Applications "talk to" the operating system for all user interface and file management operations.

UTM is an emulator for virtualizing other operating systems. Here's how to use it to run Apple's Mac OS 9 on a Mac running on ...

Operating systems have many functions: A user interface is a program, or suite of programs that allows a user to interact with a computer. There are three types of interface to be considered ...

Quantum Internet Alliance (QIA) researchers at TU Delft, QuTech, University of Innsbruck, INRIA and CNRS recently announced ...

Additionally, students must always refer to course syllabus for the most up to date information. Examines the structure and function of operating systems as an intermediary between applications and ...

The new operating system, QNodeOS, changes this by offering a fully programmable platform for quantum networks that works ...

As a step towards a useful and ultra-secure quantum internet, researchers have created an operating system that coordinates connected quantum computers, no matter what hardware they use ...

When it comes to modern operating systems for PowerPC-based systems like pre-Intel Macs, or other PowerPC-based systems like older or newer AmigaOS-compatible systems, there is an increasing lack ...

Determining the type of operating system used by studying the types of packets flowing from a system. Passive OS fingerprinting only analyzes the packets. Active OS fingerprinting sends challenges ...