DEL or ERASE
®The Del or ERASE command erases files
®DEL C:\MYFILE.SYS erases a file named MYFILE.SYS in the root dir of the C drive
®* is the wild card command
®*.* means all files
®DEL *.* erases all files in the logged folder.
®If you were in windows this would erase all unprotected files in this directory