Knowledge Base - Operating Systems

Linux questions cover a very broad range, but there is also a huge amount of information freely available on the internet. We recommend to visit

Linux.org for generic information and loads of tutorials for beginners, intermediates and experts.
For a beginners guide of the command-line BASH, look here. Bash-Command reference is for example available here and at the GNU-project. Bash-Information is available in many, many more places.
Questions concerning the linux boot? Look here and here.
Of course, the usual search engines will provide you a lot of information and examples.

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