Electronic Document Preparation and Management
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Transcript of Electronic Document Preparation and Management
A computer is an electronic device
that manipulates information, or
data. It has the ability
to store, retrieve,
and process data.
Super Computer
Mainframe Computer
Minicomputer
Microcomputer
The most powerful computers in terms of
performance and data processing.
These are specialized and task specific
computers used by large organizations to
conduct research.
They are very expensive and very large in
size.
Space Exploration
Earthquake studies
Weather Forecasting
Nuclear weapons testing
They are quite expensive
Used by large firms and government organizations to run their business operations.
It can process and store large amount of data.
Banks and educational institutions use mainframe computers to store data about their customers and students.
Minicomputers are used by small
businesses and firms.
They are also called as “Midrange
Computers”.
These computers are not designed for a
single user.
Minicomputers are for specific
purposes.
Desktop computers, laptops, personal
digital assistant (PDA), tablets & smart
phones are all types of microcomputers.
They are the cheapest among the other
types of computers.
They are designed for general usage
like entertainment, education and work
purposes.
Goodwill Community Foundation . (1998-2014). Computer Basics: What is a Computer? Retrieved from http://www.gcflearnfree.org/computerbasics/1
Jones, D. (2002). Introduction to Basic Computer: types of computer. Retrieved from wordpress.com: http://www.teach-ict.com/xml/finished/351/maze.htm