A computer is an electronic machine
that helps us work, learn, store information, and solve problems.
1. Microcomputers
Small computers are usually used by one person. Examples include:
a. Desktop Computer:
A computer that stays on a desk. It has a monitor, keyboard, and mouse.
b. Laptop Computer:
A small portable computer that we can
carry easily.
c. Workstation:
A powerful computer used for special
and difficult tasks.
d. Palmtop Computer:
A very small computer that can fit in
the palm of the hand.
e. Smartphone:
A mobile phone that can perform many
computer tasks.
2. Minicomputers
Minicomputers
are medium-sized computers that can serve several users at the same time.
3. Mainframe Computers
Mainframe
computers are large and powerful computers used by banks and big organisations
to process large amounts of data.
4. Supercomputers
Supercomputers
are the fastest and most powerful computers. They are used for weather
forecasting and scientific research.
· Microcomputer: Small computer.
· Minicomputer: Medium-sized computer.
· Mainframe: Large computer.
· Supercomputer: Very powerful computer.



0 تعليق
اتبع التعليمات لاضافة تعليق