Functions of PC

Input Process
Input device enables the user to enter data into the memory.
· Examples of input devices:
o Keyboard
o Mouse
o Scanner
o Touch Screen Input
o OCR

Output Process
· Output Devices make the information resulting from processing available for use
· Examples of Output Devices:
o Printers
o Computer Screens
o Speakers
Processing Process
· The Processor Unit is comprised of two components:
o Central Processing Unit (CPU)
o Memory
CPU
· Interprets instructions to the computer
· Performs logical and arithmetic ope...