3. Output Devices Speakers These are devices that produce a result when they are used with another device. printer monitor
4. Input Devices Computer input is whatever is typed ,submitted ,or transmitted to the computer. Mouse headset controller Key board
5. Data Processing Data refers to the symbols that represent facts ,objects ,and ideas and the manipulation of these symbols is processing . Calculations and data processing in a program Processing Unit microprocessor
6. Storage / Memory devices Floppy disc Storage disc Storage/memory is the area where the data can be left on a permanent basis when it is not in immediate use . RAM Jump Drive