installed packages

This blog post delves into the functionalities of `dpkg-query` for managing DEB packages on Debian-based Linux systems, guiding users on listing, checking, and deriving detailed info about installed packages. It includes basic commands and contrasts these with other package managers like `dnf` and `zypper`, assisting in mastering Linux system administration and package management. Further reading links are also provided for in-depth learning.

This article on LinuxBash.sh offers a detailed guide on using the `dpkg` command for Debian and Ubuntu systems to manage system packages. It explains the basics of `dpkg`, how it differs from `apt` tools, and showcases methods to list, search for, and verify installed packages. The guide emphasizes mastering these commands for effective system management and includes further resources for advanced techniques and a comparative analysis with `apt`.