A system software component that is external to the operating system kernel. If the phrase is used to refer to the operating system itself, it is redundant because an operating system "is" software.

An operating system designed to work in a network. More complex than a centralized or decentralized architecture, each computer in a distributed system operates and scales independently but is part of ...

With cybersecurity threats on the rise and data breaches occurring almost every week, it’s natural to ask: What is the most secure operating system (OS)? Unfortunately, the answer isn’t ...