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Categories of Computers
and Computer Languages
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Learning Outcomes
Categories of Computers
Some other Special Computers
Computer Languages
Language Translator
Working of Language Translators
As you know, a computer is an electronic device used in different places for different purposes,
such as managing accounts in schools and reading at home. You have also learnt about computer
programs and programming in the previous class. In this chapter, you will learn about the different
types of computers and computer languages.
i + CATEGORIES OF COMPUTERS
Nowadays, different types of computers are used that can be categorised on the basis of their:
• Type
• Purpose
• Size, speed, processing power, and cost
Let us learn about these categories in detail.
Type
On the basis of their type or functioning, computers can be classified into
three categories, which are as follows:
• Analog: It refers to a computer that operates by measuring instead
of counting. It measures continuously changeable physical quantities
like voltage, pressure, water flow, etc. This type of computer generally
An Analog Computer
displays the output in the form of a graph. Examples of analog computers
are analog thermometers, speedometers in cars, old radios, etc.
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Categories of Computers and Computer Languages

