It (Harware And Software)
HARDWARE
The computer system is made up of 2 parts; the hardware and the software. Hardware is the name given to all the devices that make up the computer system. These are components of the computer that can be physically handled.
Hardware are divided into input devices, central processing unit, backing storage and output devices.
Input devices
Input devices are used to get data into the computer. Examples: keyboard, mouse, joystick, light pen, optical scanner and microphone.
The central processing unit
The Central Processing Unit (CPU) of a computer is the main processor which operates the computer - I.e. it carries out the instructions of the program being run.
The CPU has three main parts:
The A.L.U. (Arithmetic and Logic Unit) which performs all the calculations.
The Control Unit - which controls the flow of data round the computer by sending out control signals.
Memory - which is used to store data.
The backing storage
Storage hardware provides......
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