Main components of a computer
6
COMPUTER CPU (Central Processing Unit) Memory devices Computer Devices Communication Networks (BUS) EXTERNAL PARTS HARDWARE Peripherals
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Transcript of Main components of a computer
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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