Computer organization o Six logical units of computer system O Central processing unit(CPU o Supervises operation of other devices o two components Control unit Arithmetic and logic unit (ALU) O Memory unit o RAMRamdom-access memory) Ostorage devices o Hard drives, floppy drives INput and output Devices iNput unit ● Mouse, keyboard ● Output unit o Printer, monitor, audio speakersLiang, Introduction to Java Programming,revised by Dai-kaiyu 4 Computer Organization l Six logical units of computer system ¡Central processing unit (CPU) l Supervises operation of other devices l Two components: • Control Unit • Arithmetic and logic unit (ALU) ¡Memory unit l RAM(Ramdom-access memory) ¡storage Devices l Hard drives, floppy drives ¡Input and output Devices lInput unit l Mouse, keyboard lOutput unit l Printer, monitor, audio speakers