Linux is one of the most popular Operating Systems used in today's world. It can be widely used in educational or business institutions without incurring extra cost for licensed operating systems. So, it becomes extremely important to manage Linux computer systems efficiently for configuration, resource allocation and reliable operation. The job of a Linux systems administrator is to ensure all the above mentioned parameters, specifically creating groups and user, modifying process execution priorities, manage storage and memory, logging, data backup, task automation etc. This series of tutorials on Linux System Administration will help you master all of topics that are needed for becoming successful system administrator. Read more
Foss : Linux for Sys-Ads - English
Outline: Creating user account adduser command Define specify user ID Define specify home directory Define specify login shell Give comments during user creation About user id's /et..
Outline: Assigning Groups on User Creation Creating a user group addgroup command Group id Assigning user to the group Creating user group with specific group id Assigning groups to..
Outline: User Password management 1. Changing user password 2. Locking user password 3. Unlocking a password 3. Password removal 4. Changing the password expiry information 5. pass..
Outline: Modifying User Account 1. usermod command 2. Modifying attributes of user account 3. Locking user account 4. Unlocking user account 5. Change home directory 6. Change shell..
Outline: Group Password and Login 1. newgrp command 2. /etc/group 3. /etc/gshadow 4. Changing current group 5. Securing a group with password 6. Login to a group as group member 7...
Outline: Administrating Group with gpasswd Command 1. Group password 2. Adding group member 3. Adding group administrator 4. Deleting member 5. Removing password 6. Restricting pas..
Outline: Modifying and Deleting Groups 1. groupmod command 2. groupdel command 3. Change group name 4. Change GID 5. Check existing GID 6. Set same GID 7. Set GID for the files 8...
Foss : Marble - English
Outline: Install Marble version 1.12.20 in Ubuntu Linux OS 16.04 using the terminal Open the Marble application in Ubuntu Linux OS 16.04 Zoom in to show India on the Marble virtual globe ..
Outline: View Topographical map of the earth Use Windrose tool to navigate on the globe About Overview map Use of Zoom slider to Zoom in and Zoom out About Scale bar About Status b..
Outline: Explanation of default panels in Marble Demo of Search, Routing and Location panels Explanation about Map View and Legend panels Demo of various Map Views of Earth - 2D..
Outline: Explain about Search panel Show different components of the Search panel Activate Cross-hairs option Open Place information data sheet Explain about Place information data ..
Outline: Define a globe Explain about Behaim globe and historical map Explain about continents and oceans in the flat view Hide and show the panels Explain about the political map of th..
Outline: Show how to hide Compass, Overview map, Wind-rose and Scale bar from the Marble interface Show how to hide latitudes and longitudes for better view of the map Show how to export ..
Outline: About OpenStreetMap Show some prominent places in Mumbai using OpenStreetMap view Explain about Legend panel in the OpenStreetMap view Find a route map between two places Remov..
Outline: Explain how to make the Edit Maps panel visible on the interface Show various icons available in Edit Maps panel Add a place mark on a particular location on the map Add a place..
Outline: Change the existing route using drag and drop method Change the existing route using Add via method Find a reverse route for the existing route Clear a route from the map Open ..
Outline: About Ground Overlay Place the Indian Flag as a ground overlay on the map of India Resize the image using arrow handles Select an item on the map Add a polygon hole in an exist..
Outline: Create a new map in Marble Give a name and description for the new map Open the created map in the Map View panel Delete the created map from the Map View panel Copy a map to a..
Outline: About various options in the view menu About elevation profile Find elevation profile of a route Set the Gps information of a route Set day and night mode in the ..
Outline: Define configuration Open the configure menu About various navigation parameters in Marble Show how to change date and time Information about plugins Show the ava..