Identify the dependencies for the package 'xtrkcad'.

List the files in the 'xtrkcad' package. What command did you use to do this?

Uninstall the previously installed 'cowsay' software from your machine, removing all configuration files.

What does the '-G' option do?

Attempt to Install the 'xtrkcad' package. What happens?

Attempt to install the 'cowsay' package to your machine. What command did you use?

Який основний принцип навчання без учителя (unsupervised learning)?