Computer
Hardware:
Hardware
refers to the physical components/parts of a computer. Computer Hardware is any
part of the computer that we can see, touch and feel these parts. These are the
primary electronic devices used to build up the computer. Examples of hardware
in a computer are the Motherboard, Processor, Memory Devices, Monitor, Printer,
SMPS, Speaker, Keyboard, Mouse, and the Central Processing Unit etc. We have
discussed earlier in details.
PC
stands for personal computers, XT stands for eXTended PC, and AT stands for an
advance technology PC.
System
types:
We
can classify systems into the following categories:
Example:
8085 Microprocessor - 8-bit
Example:
8086, 286, 386 Processor - 16-bit
Example:
486 Processor - 32-bit
Example:
Pentium – II - 64-bit
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