Unix exercises List minimal match filename for the following shell globbing expressions ie smallest file name that the expression will match. (A minimal match is what is needed for the shell to yield filenames. Example: Minimal match for *.opl is .opl - you can verify minimal match by creating sample files and using echo with the regular expression.) AB.*? ..??.abc *.[ch] What is the difference in meaning of * and [A-Z]* in shell globbing. Solution * means it accepts filename that has capital letters as well assmall letters [A-Z]* means it aceept the file that has filename with capital letters but not small letters .