Systems Engineering and DevOps Technologies Allowed editors: vi, vim, emacs All scripts are tested on Ubuntu 20.04 LTS All your scripts should be exactly two lines long ($ wc -l file should print 2) The first line of all files should be exactly #!/bin/bash All scripts must be executable. To make a file executable, use the chmod command: chmod u+x file Project Directories Directory Description 0x00-shell_basics It aims to learn about basics commands, navigation, files and directories in Shell 0x01-shell_permissions It aims to learn about man pages, permissions (owner, group and other) of files and directories in Shell 0x02-shell_redirections It aims to learn about how to handle standard input and output and how to combine commands and filters with redirections in Shell