Evolved from Unix, Linux provides users with a low-cost, secure way to manage their data center infrastructure. Due to its open source architecture, Linux can be tricky to learn and requires command-line interface knowledge as well as the expectation of inconsistent documentation.
In short, Linux is an OS. But Linux has some features and licensing options that set it apart from Microsoft and Apple OSes. To understand what Linux can do, it helps to understand the different Linux OS components and associated lingo.
Take a look at these terms to discover how the OS works and how it differs from Microsoft and Apple offerings.