Friday, July 10, 2009

Categories of computer

Introduction

Since the early form of computers, it came with a large size.But nowdays,computer have been design from high capability to user type capability that came with different kind of size.Now we shall see what are the categories that computer had.


Mainframe

(1) Mainframe are computers used mainly by large organizations fro critical applications, industry and consumer statistics and financial transaction.



(P1) Mainframe




Mini computer

(2) Mini computer is a class of multi-user computer that allocated between large multi-user computer which the mainframe and the smallest one which is the micro computer.




(P2) Mini computer





Micro computer

(3) Micro computer is a computer that contain a microprocessor as its central processing unit and it occupied small spaces only.


(P3) Micro computer



Reference: Information
(1) http://en.wikipedia.org/wiki/Mainframe_computer
(2) http://en.wikipedia.org/wiki/Minicomputer
(3) http://en.wikipedia.org/wiki/Microcomputer


Reference: Pictures
(P1)
http://www.vcu.edu/vcu/uc/mainframe.jpg
(P2) http://images10.newegg.com/NeweggImage/productimage/11-144-076-33.JPG
(P3) http://www.bhphotovideo.com/images/images345x345/459389.jpg

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