Computer Science Using putty, open a UNIX shell and login to your user account on the server.NOTE: The text in the UNIX shell is small by default, to make the text larger before logging in:In the left window click appearance, change the font to a desired size (16, 18 or 20 works good)If you are already logged in right click in the title bar, click change settings, click appearance, changethe font to a desired size (16, 18 or 20 works good)Let's first clear the history!Note: if you press the up arrow key you will note there is no previous history of commands. Twill allow me to see exactly what you have entered to perform each step.Use the echo command and redirection to enter your name and labtxt to the labtxt file we will usethis assignmentecho step 6 to mark this step in the lab3.txt fileNOTE: Work from your USER directory, DO NOT change directories unless told otherwise!Display the directories and sub-directories including files so I can verify your starting point.Redirect the above step to the lab3.txt fileCreate a sub-directory named Files in your user directoryCopy all the files from the Files directory in my user account (unixbo) to your files directoryRedirect echo step 11 to mark this step in the lab3.txt fileDisplay the directories and sub-directories including files so I can verify all the files were copied.Redirect the above step to the lab3.txt fileER directory, DO NOT change directories unless told otherwise!ISE!​