Shell is a program which allows users to interact with computers. Shell is an command language interpreter that executes commands read from the standard input device (keyboard) or from a file. Several shells available fo Linux and UNIX operating systems…

$stat <file name> command basically displays file or file-system status. stat command is used to find Access , Modify, Change date and time for any file or directory in Unix like operating systems. e.g $stat /root/install.log File: `/root/install.log' Size: 17154…

sed is stream editor for filtering and transforming text. Sed  is a stream editor.  A stream editor is used to perform basic text transformations on an input stream (a file or input from  a  pipeline). While  in  some  ways similar…