TASK 0: Betty script swiches to betty user Task 11: Add execute permission to all subdirectories of working directory Change group name for dir Task 1: Prints effective username of current user Task 2:prints all groups a user is part of Task 3:Changes new owner Task 4:Creates an file Task 5:Adds execute permission to owner of file Task 6: Adds multiple permission to a file Task 7:Adds execute permission to all groups Tak 8:Adds all permissions to others and no permission for owner and group Task 9:Sets permission as follows -rwxr-x-wx to hello file Task 10:Sets permission of hello as olleh Task 12:Craetea my_dir with permission 751 Task 14:Changes file owner and group Task 16:Changes owner if and only if Task 17:Plays starwars in shell Task 0:Script prints absolute path of a file 0 - Write a script that prints the absolute path name of the current working directory. 1 - Display the contents list of your current directory. 2 - Write a script that changes the working directory to the user’s home directory. 3 - Display current directory contents in a long format 4 - Display current directory contents, including hidden files (starting with .). Use the long format. 5 - Display current directory contents. 6 - Create a script that creates a directory named holberton in the /tmp/ directory. 7 - Move the file betty from /tmp/ to /tmp/holberton. 8 - Delete the file betty. 9 - Delete the directory my_first_directory that is in the /tmp directory. 10 - Write a script that changes the working directory to the previous one. 11 - Write a script that lists all files (even ones with names beginning with a period character, which are normally hidden) in the current directory and the parent of the working directory and the /boot directory, in long format. 12 - Write a script that prints the type of the file named iamafile. The file iamafile will be in the /tmp directory when we will run your script. 13 - Create a symbolic link to /bin/ls, named ls. The symbolic link should be created in the current working directory. 14 - Create a script that copies all the HTML files from the current working directory to the parent of the working directory, but only copy files that did not exist in the parent of the working directory or were newer than the versions in the parent of the working directory. 15 - Create a script that moves all files beginning with an uppercase letter to the directory /tmp/u. 16 - Create a script that deletes all files in the current working directory that end with the character ~. 17 - Create a script that creates the directories welcome/, welcome/to/ and welcome/to/school in the current directory. 18 - Write a command that lists all the files and directories of the current directory, separated by commas (,).