Use the following commands to navigate through the file system:

pwd: Print the current working directory.

ls: List files and directories.

cd: Change directory.

mkdir: Create a new directory.

rmdir: Remove an empty directory.

Create a directory structure as follows:

$/$home$/$yourusername$/$lab$\_$files

Navigate into dir$1$ and display the content.

Copy file$1.$txt from dir$1$ to dir$2.$

Rename file$2.$txt in dir$1$ to newfile.txt$.$

Remove file$3.$txt from dir$2.$

Display the updated directory structure.

Part $2$: Text Editing and File Manipulation

Use a text editor $($nano$,$ vi$,$ or any of your choice$)$ to create a new file named

notes.txt in the lab$\_$files directory.

Write a brief note in notes.txt about your experience with the commands used so

far.

Append another line to notes.txt with any additional comments.

Display the contents of notes.txt$.$

Use the cp command to create a backup copy of notes.txt named notes$\_$backup.txt$.$

Check the disk space usage of your home directory using the du command.

Use the touch command to create a new file

Use the alias command to create a short cut to display all the files in a directory in

alphabetical order.

Use the unalias command to remove an alias

Use the man command to get help on a specific command

Use top$/$htop to display running processes on the system

Use apt to update$/$upgrade your linux system

Use the echo command to print a system variable

Use the cat command to view a file

Use the ps command to display process in your current shell

Use the ps command to display all processes running on the system

Use the kill command to stop a process