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Chapter 4
Hardware: Model
System Platforms
Introduction
In recent years computer technology has taken quantum leaps making computers smaller, faster,
more user friendly and capable of storing large amounts of data. Computers of the 21st century are
also coming in diff erent forms, shapes, and sizes. ere are desktops, laptops, tablets, PDAs, and
even cell phones today are fully equipped, capable of being classifi ed as mini computers.
A vast majority of people uses at least one of these data storage or manipulation devices, and
many others use more than one and on a daily basis. But using a computer and understanding how
it works are two ver ...