Working commands for testing purposes.

cp [file] - A program that copies files from your Unix directory into your "disk" directory ls - A program that lists the directory on your "disk" cat [file] - A program that reads a file from your "disk" and prints it out. cd [directory] - A program that creates a subdirectory in the current directory. rm [file] - Deletes a file from the current directory. exit - Exits the program.