Super computer -is a computer that is a front line of current processing capacity particularly the speed of calculation. Often used for weather forecasts, quantum physics and climate research.
Mainframe computer -sometimes referred to as the big iron and is used mainly by large organizations for critical applications, bulk data processing
Mini Computer -A medium power computer that stands between a standard personal computer and a mainframe. It can support maximum of 200 users simultaneously. Most preferred by colleges, small business and similar establishments.
Work Station -A high end micro computer designed for scientific and technical applications intended to be used by one person at a time and are commonly used connected to a local area network and run multi user operating systems.
Personal Computers -a general purpose computers whose size capabilities and original sales price make useful for individuals
Desktop Model -intended for a regular use at a single location.
Portable Computers -also known as a notebook and is intended for mobile use.
Sub notebook Computer -are smaller and lighter than a typical laptop.
Hand held computers -small enough to be held on one's hand.
Palm top -pocket-sized computing device, typically having a display screen with touch input and/or a miniature keyboard.
Personal Digital Assistant -is a mobile device that functions as a personal information manager. Current PDAs often have the ability to connect to the internet. A PDA has an electronic visual display, enabling it to include a web browser, but some newer models also have audio capabilities, enabling them to be used as mobile phones or portable media players
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