Computer : An Electronic Device which process input data (number, text, sound, video) and converts it into useful Information (number, text, sound, video).
Input Device : Peripheral of the computer used to feed data into the computer like Keyboard , Mouse etc.
Output Device : Peripheral of the computer used to display information from the computer like Monitor,Printer etc.
CPU Central Processing Unit : Here all the data in processed and converted into Information with the help of Processor and Main Memory (RAM) .
