Delete

This delete function is remove or erase.Deletation of character removes it from the file .Deletion of a file normally means removing its directory entry,rather thatn actually delating it form the disc.Many systems now have an undlete faiclity that allowes the restoration of the directory entry .While deleted files may not have been removed from the disc they can be overwritten .
Desktop :Graphical representation of file systems,in which applications and files are represented by pictre(icons)which can be trigged by a single ordouble click with a mouse button such a graphical used interface can be compared with the command line interface,which is character based.