• Taking control with the Linux command line

    Linux expert William E. Shotts Jr. wants more Linux users to discover the command line and tap the advanced functionality below the GUI.

  • Upgrading to Ubuntu Server 11.04

    Upgrading to Ubuntu Server 11.04 may not be necessary, as you may want to wait for the April 2012 release of Ubuntu 12.04 LTS. Learn about why to upgrade now, and how to do it.

  • Ten command line time-savers for Linux admins

    Quick command line navigation and execution is the key to easy Linux system administration. Learn these 10 command line tricks to increase your proficiency and speed in Bash or other Linux shells.

  • Mastering the Linux history command

    Learning how to take advantage of the Linux history command, as well as the Bash variant, can save Linux admins a lot of time. Discover how the command works, including shortcuts, searching and set...

Introduction to Linux system administration

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  • Linux stream

    A Linux stream is information traveling in a Linux shell from one process to another via a pipe, or from one file to another via a redirect. 

  • Slackware

    Slackware is the earliest distribution of the Linux operating system that is still being developed... (Continued) 

  • Yellowdog Updater, Modified (YUM)

    Yellowdog Update, Modified (YUM) is a program that manages installation, updates and removal for Red Hat package manager (RPM) systems. YUM allows the user to update groups of machines without having to update each RPM separately. 

  • package manager or package management system (PMS)

    A package manager, also known as a package management system (PMS), is a program used to install, uninstall and manage software packages. 

  • software package

    A software package is an assemblage of files and information about those files. 

  • shareware

    Shareware is software that is distributed free on a trial basis with the understanding that the user may need or want to pay for it later. 

  • Hardy Heron (Ubuntu 8.04 LTS Server Edition)

    Hardy Heron is the code name for version 8.04 of Ubuntu, the open source Debian -based Linux distribution. Hardy Heron was released in April 2008 and succeeded Gutsy Gibbon. Hardy Heron is widely recognized as one of the most easy-to-use desktop Linu... 

  • Linux

    Linux is a Unix-like operating system that was designed to provide personal computer users a free or very low-cost operating system comparable to traditional and usually more expensive Unix systems. (Continued...) 

  • LiveDistro

    A LiveDistro is a distribution of an operating system on some bootable storage medium... (Continued) 

  • high-performance computing (HPC)

    High-performance computing (HPC) is the use of parallel processing for running advanced application programs efficiently, reliably and quickly. The term applies especially to systems that function above a teraflop or 1012 floating-point operations pe...