This
is just the physical component system. And a computer system can be defined as
a collection of electronic device that is capable of accepting data, processing
the data, updating, displaying and printing of information.
is just the physical component system. And a computer system can be defined as
a collection of electronic device that is capable of accepting data, processing
the data, updating, displaying and printing of information.
A computer system consists of a number of different
devices, which are collectively referred to as “Hardware”. The hardware are the
physical components of the computer that can be seen and touched. It is divided
into three (3) units these are:
devices, which are collectively referred to as “Hardware”. The hardware are the
physical components of the computer that can be seen and touched. It is divided
into three (3) units these are:
i.
Input unit e.g. Keyboard, monitor, mouse etc.
Input unit e.g. Keyboard, monitor, mouse etc.
ii.
The processing unit e.g. central processing unit (CPU)
The processing unit e.g. central processing unit (CPU)
iii.
Output unit e.g. printers, graph plotter, monitor etc.
Output unit e.g. printers, graph plotter, monitor etc.
In other words computer hardware can be referred to
as the processor and it’s peripheral. These are different types of hardware in
the market these include: Samsung computer, Compaq, IBM 360, IBM 3700, IBM
personal computers, Tandy computer, Gateway 2000 and so on.
as the processor and it’s peripheral. These are different types of hardware in
the market these include: Samsung computer, Compaq, IBM 360, IBM 3700, IBM
personal computers, Tandy computer, Gateway 2000 and so on.