Operating System je awon eto ero Computer ti o n mojuto awon eya ara computer... 
O je omo to kerejulo ninu marun fun Rebecca Smith (1826-1910) ati George Latimer (July 4, 1818  – May 29, 1896).Àwọn Ọmọ Áfríkà Amẹ́ríkà.. 