Module 4: Package Management

Lesson 1: Introduction to Package Managers

1.1 Understanding Package Managers

Package managers are tools used to install, update, and manage software packages on a Linux system. They automate the process of installing and maintaining software, handling dependencies and ensuring a smooth experience for users.

1.2 Common Package Managers

1.2.1 apt (Advanced Package Tool)

Used by Debian and Ubuntu-based systems.

Updating Package List:-

 sudo apt update

Installing a Package: 

sudo apt install package_name

Removing a Package:

sudo apt remove package_name

1.2.2 yum

Used by Red Hat, CentOS, and Fedora-based systems.

Updating Package List:

sudo yum update

Installing a Package: 

sudo yum install package_name

Removing a Package:

sudo yum remove package_name

In Module 4, we delved into the world of package management, a fundamental aspect of Linux system administration. We gained an understanding of package managers, such as apt and yum, which streamline the process of installing, updating, and removing software packages. These tools automate the handling of dependencies, ensuring a smooth software management experience. As system administrators, proficiency in package management is crucial for maintaining a well-configured and up-to-date Linux system. The knowledge gained in this module lays the groundwork for efficient software management in various Linux distributions, contributing to system stability and security.