Supercomputer
Supercomputer is a computer that led the world (or was
close to doing so) in terms of processing capacity,
particularly the speed of calculation, at the time of its
introduction. The term "Super Computing" was first used
by the New York World newspaper in 1929[1] to refer to
large custom-built tabulators IBM made for Columbia
University. It was used to solve problems involving by
major universities, military agencies and scientific
research laboratories.
Mini Computer
Minicomputer is a midsized computer. It is an old term for
a class of multi-user computers, lies between the largest
multi-user systems (mainframe computers) and the
smallest single-user systems (microcomputers or personal
computers). In the past, it formed a different group with its
own hardware and operating systems.
Personal Computer
The personal computer (PC) defines a computer designed for general
use by a single person.. PCs were first known as microcomputers because
they were a complete computer but built on a smaller scale than the huge
systems in use by most businesses.
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