this one is use putty

(e) Use the Unix command cat to create a file named info.txt that has exactly four lines. These four lines, from line 1 to line 4, are: your first name, your last name, your CS userid, and your banner number (f) Use cat to show the content of the file created. (8) Use a Unix command to show the lines (h) Enter a Unix command to verify that this file has exactly four lines. Your command from file info.txt sorted alphabetically. should print a single integer (to the monitor) that is the number of lines in this file followed by a space character and then the file name