From the course: Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage (2021)

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Linux repository management systems

Linux repository management systems

- [Instructor] A package management system is what we use to install and remove software packages. It also lets us query the package database, upgrade packages and list files and packages before we install them. There are many package managers for Linux. It seems every distribution wants their own. Devuan uses dpkg and Red Hat uses rpm. A package manager can install software, upgrade software, remove software, query the package database, and check package dependencies. Most package managers only install local packages that may be on a CD or DVD, or downloaded from the internet. RPM has the ability to install a package from a website or FTP server. Even though it knows what the package dependencies are, it doesn't have the ability to find those dependencies. There is, however, a second level of tools that have the concept of software repositories. For Devuan this tool is APT, and for Red Hat it's Yum. OpenSSL Linux has…

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