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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
As you know, a computer is an electronic device used in different places for different purposes,
such as managing accounts in banks, teaching in schools and reading at home. You have also
learnt about computer programs and programming in the previous classes. 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 the type or functioning of computers, they can be classified into three categories,
which are as follows:
• Analog: It refers to a type of computing machine that operates by
measuring quantities instead of counting. It measures continuously
changeable physical quantities like voltage, pressure, water flow,
etc. This type of device generally displays the output in the form of
a graph. Examples of analog computers are analog thermometers,
speedometers in cars, old radios, etc.
An Analog Speedometer
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Categories of Computers and Computer Languages

