Why use an operating system? An operating system brings powerful benefits to computer software and software development. Without an operating system, every application would need to include its own UI ...

Computers separate the OS into two modes for resource allocation and security purposes. The distinction protects a computer system's basic functionality and ensures stability. While the computer is ...

A system snapshot ensures you always have the means to restore. Some operating systems have built-in tools for automatic snapshots. If your OS doesn't include a built-in tool, you should install one ...