red hat Linux

Linux User Administration – Add, Delete & Modify User Accounts

In IT’s World, it is common to hear about system users, especially if you work in the administration of systems…

Red Hat Enterprise Linux Interview Questions and Answers

When we talk about GNU/LINUX distributions we find a big collection of them, which can cover practically all the needs…

How to Install Htop and Use it to Monitor Linux Processes?

Generally, we run lot of commands to get informations for Linux processes. We can use a tool name Htop to…

How to Reset or Change User Password on RedHat Linux

Password change is a routine task to keep your login secure. We use passwd tool on most of the Linux…

How to Change Hostname of RedHat Linux Server

Last week we had received some requests to rename or change hostname of RedHat Linux systems. We got these requests…

How to Uninstall SQL Server 2017 from RedHat Linux Server

We all know how to install SQL Server 2017 on RedHat Linux. Here I will explain step by step process…

Fixing Error “User is not in the sudoers file. This incident will be reported.”

I got this error during one of the activity when i was not able to perform it because my user…