This could be helpful for users who want to keep their systems up-to-date but don’t know how to do so efficiently. Here are the five commands you should learn:

apt-get update - used to check for updates and download new packages from the repositories

apt-cache search - used to find out what packages are available in your system and their status

apt-cache show - used to see detailed information about a particular package, such as its version, description, dependencies, etc.

apt-get install - used to install new packages on your system

apt-get upgrade - used to upgrade all installed packages from their current versions to the latest versions available in the repositories

In Debian Linux, there are several useful commands that can help you manage package updates efficiently and effectively. By learning these commands and using them properly, you can keep your system up-to-date without wasting time or resources.