Health.Zone Web Search

Search results

  1. Results from the Health.Zone Content Network
  2. Linux - Wikipedia

    en.wikipedia.org/wiki/Linux

    A Linux-based system is a modular Unix-like operating system, deriving much of its basic design from principles established in Unix during the 1970s and 1980s. Such a system uses a monolithic kernel, the Linux kernel, which handles process control, networking, access to the peripherals, and file systems.

  3. Shell (computing) - Wikipedia

    en.wikipedia.org/wiki/Shell_(computing)

    In computing, a shell is a computer program that exposes an operating system 's services to a human user or other programs. In general, operating system shells use either a command-line interface (CLI) or graphical user interface (GUI), depending on a computer's role and particular operation. It is named a shell because it is the outermost ...

  4. Bash (Unix shell) - Wikipedia

    en.wikipedia.org/wiki/Bash_(Unix_shell)

    Bash, short for Bourne-Again SHell, is a shell program and command language supported by the Free Software Foundation [2] [3] and first developed for the GNU Project by Brian Fox. [4] Designed as a 100 % free software alternative for the Bourne shell, [5] [6] it was initially released in 1989. [7]

  5. System software - Wikipedia

    en.wikipedia.org/wiki/System_software

    This is the part of the operating system the user directly interacts with, it is considered an application and not system software. Utility software or system support programs. Some organizations use the term systems programmer to describe a job function that is more accurately termed systems administrator. Software tools these employees use ...

  6. Linux distribution - Wikipedia

    en.wikipedia.org/wiki/Linux_distribution

    A Linux distribution [a] (often abbreviated as distro) is an operating system made from a software collection that includes the Linux kernel and often a package management system. Linux users usually obtain their operating system by downloading one of the Linux distributions, which are available for a wide variety of systems ranging from ...

  7. Unix shell - Wikipedia

    en.wikipedia.org/wiki/Unix_shell

    Unix shell. A Unix shell is a command-line interpreter or shell that provides a command line user interface for Unix-like operating systems. The shell is both an interactive command language and a scripting language, and is used by the operating system to control the execution of the system using shell scripts. [2]

  8. Shell script - Wikipedia

    en.wikipedia.org/wiki/Shell_script

    A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be scripting languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing text. A script which sets up the environment, runs the ...

  9. Systems programming - Wikipedia

    en.wikipedia.org/wiki/Systems_programming

    Systems programming, or system programming, is the activity of programming [1] computer system software. The primary distinguishing characteristic of systems programming when compared to application programming is that application programming aims to produce software which provides services to the user directly (e.g. word processor ), whereas ...