Explain what each of the following commands does and give an example on how to use it:

touch
- ls
- rm
- cat
- cp
- mkdir
- pwd
- cd

Difficulty: unrated

Source: bregman-arie/devops-exercises by Arie Bregman

Answer

touch - update file's timestamp. More commonly used for creating files
- ls - listing files and directories
- rm - remove files and directories
- cat - create, view and concatenate files
- cp - copy files and directories
- mkdir - create directories
- pwd - print current working directory (= at what path the user currently located)
- cd - change directory