pwd – Prints the current working directory.
ls – Lists files and directories in the current directory.
cd – Changes the current directory (e.g., cd /home or cd ..).
mkdir – Creates a new directory.
rmdir – Removes an empty directory.
rm – Deletes files or directories (use -r for recursive).
mv – Moves or renames files and directories.
cat – Displays the contents of a file.
man – Shows the manual page for a command.
find – Searches for files and directories.
ps – Lists running processes.
kill – Terminates a process by its PID.
exit – Closes the terminal session.

Install music player from terminal

sudo apt update
sudo apt install vlc

Download song

- create directory named 'MyMusic' on the desktop
- move to MyMusic
- Download song: wget url/name.mp4

Play song

vlc /path/name.mp4