Aaron Kili

A system administrator’s routine tasks include configuring, maintaining, troubleshooting, and managing servers and networks within data centers. There are numerous

Sudoers is the default sudo security policy plugin in Linux; however, experienced system administrators can specify a custom security policy

In this article, we’ll explain the difference between the shutdown, poweroff, halt and reboot commands in Linux. We’ll clarify what

In this article, we will look at how to find a process name by its process identification number (PID). Before

As a newbie, one of the many things you should master in Linux is identifying the devices attached to your

One of the most important tasks in Linux systems administration is process management, which involves several operations such as monitoring,

Let’s start by defining a bad sector/bad block, it is a section on a disk drive or flash memory that

Sometimes, you may find yourself in a situation where you need to delete all files in a directory or simply

Have you ever wondered why a given binary or package installed on your system does not work according to your

The cp command (short for copy) is one of the most commonly used commands in Linux and other UNIX-like operating