COMPUTER

CPU(Central

Processing Unit)

Memory devices

Computer Devices

Communication Networks

(BUS)

EXTERNAL PARTS

HARDWARE

Peripherals

THE CPU

CPU (CENTRAL PROCESSING UNIT)

• It is the PROCESSOR CHIP

• The BRAIN behind the operations, where the actual calculations take place.

• Here the INSTRUCTIONS (= the building blocks of programs) are HANDLED by the computer

CPU

ALU (Arithmetic Logic Unit)

REGISTERS CU

- Considers what keys you have pressed

- -decides what to do

- Coordinates the images

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