Overview of CPU as a whole
Definition of CPU :
Central Processing Unit (CPU) is a hardware in a computer that carrie sout the instructions of a computer program by performing the basic arithmetical, logical and input or output operations of the system.
CPU can be divided in to three main components :
a) Control Unit
- Controls the operation that takes place in a various parts of a computer by sending electronic signals.
b) Arithmetic Logical Unit
- Executes arithmetic and logical operations.
- Performs logic functions such as OR AND NOT.
c) Memory Unit
- Part of the computer that holds data and instructions for processing.
POSTED BY : WATSON LEYMAND AK AHMEN
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