BSD is descended from Unix, while Linux was written as a lookalike of Unix. BSD and Linux use different kernels and package ...

An operating system's kernel manages resources, handles system calls, governs hardware access, and controls processes. The ...

MacOS and Windows are the two most popular desktop and laptop operating systems. They’re the two central OS choices dominating the desktop and laptop markets today. But have you heard of the ...

Have you heard of Linux? It’s a version of Unix developed by a Finn, Linus Torvalds. But what is Unix? It’s a computer operating system developed by Bell Labs in the 1960s. What was Bell Labs? It was ...

Ken Thompson and Dennis Ritchie at a PDP-11. Peter Hamer [CC BY-SA 2.0] Last week the computing world celebrated an important anniversary: the UNIX operating system turned 50 years old. What was ...

Takeaway: Unix’s rock-solid reliability means that its relevant now more than ever – and Linux puts Unix’s power within reach. Unix has been around for a very long time. We remember the rampant ...

Theo de Raadt is a pioneer of the open source software movement and a huge proponent of free software. But he is no fan of the open source Linux operating system. "It's terrible," De Raadt says.

Although many people claim that Linux is well on its way to replacing Unix, the reality is that Linux is Unix: a particular stream within a much wider community whose traditions and ideas both ...

Many people have read that post by Linus Torvalds in the comp.os.minix newsgroup on Usenet, or at least heard about it. Many more are aware of how that (free) operating system ended up taking over ...

One of the files that the average Unix sysadmin rarely looks at, almost never changes and yet depends on every time he or she reboots a system is the /etc/inittab file. This modest little file ...