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RHCSA is an entry-level certification that focuses on competencies at system administration, including installation and configuration of a Red Hat Enterprise Linux system and attach it to a live network running network services. To achieve the RHCSA certification the student must pass EX200, a 3-hour hands-on lab exam. [3]
An IT administrator, system administrator, sysadmin, or admin is a person who is responsible for the upkeep, configuration, and reliable operation of computer systems, especially multi-user computers, such as servers.
The most popular section of the site are the forums, where Linux users can share their knowledge and experience. Newcomers to the Linux world (often called newbies) can ask questions and Linux experts can offer advice. Topics include security, installation, and networking. Currently available forums fall into the following categories ...
Linux windowing system-related software (7 P) Pages in category "Linux administration" The following 2 pages are in this category, out of 2 total.
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...
systemd is a software suite that provides an array of system components for Linux [7] operating systems. The main aim is to unify service configuration and behavior across Linux distributions. [8] Its primary component is a "system and service manager" — an init system used to bootstrap user space and manage user processes.
In 2006, Sony's PlayStation 3 was released and came with a hard disk (20 GB, 60 GB or 80 GB) and was specially designed to allow easy installation of Linux on the system. [100] However, Linux was prevented from accessing certain functions of the PlayStation such as 3D graphics. [101] Sony also released a Linux kit for its PlayStation 2 console ...
The init system is the first daemon to start (during booting) and the last daemon to terminate (during shutdown). Historically this was the "SysV init", which was just called "init". More recent Linux distributions are likely to use one of the more modern alternatives such as systemd. Below is a summary of the main init processes: