Sunday, 25 January 2015

types of computer

There are three basic kinds of computers based on the hardware structure and  physical quantities given to a computer.

1. Analog computer
2. Digital Computer
3. Hybrid Computer


Analog computer

An analog computer is a form of computer that uses the physical phenomena such as electrical, mechanical, or hydraulic quantities changeable values as input


analog
analog


Digital Computer

A digital computer is machine that stores data in a numerical format and performs operations on that data using mathematical manipulation. This type of computer typically includes some sort of device to store information, some method for input and output of data, and components that allow mathematical operations to be performed on stored data.  Most computers use binary numbers to store data, as the ones and zeros represents the data easily in on-off state in circuit.
digital

Hybrid Computer

A hybrid computer is a combination of computers that are capable of inputting and outputting in both digital and analog signals.  The idea behind this combined or hybrid computer model is to create a working unit that offers the best of both types of computers. With most designs, the analog components of the equipment provide efficient processing of differential equations, while the
digital aspects of the computer address the logical operations associated with the system.

A hybrid computer is extremely fast when it comes to managing equations, even when those calculations are extremely complicated. This advantage is made possible by the presence of the analog components.


hybrid
types of computer

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