Computers and Electronics
Computers have revolutionized the business environment by providing assistance with many of the time-consuming, complex tasks such as accounting, inventory control, customer databases, shipping control, and financial analysis.
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Generally Computers are classified by size and power
The personal computer is a small, single-user computer based on a microprocessor, a keyboard for entering data, a monitor for displaying information, and a storage device for saving data.
A workstation is a powerful, single-user computer is like a personal computer, but has a more powerful microprocessor and a higher-quality monitor.
The minicomputer is a multi-user computer capable of supporting from 10 to hundreds of users simultaneously.
Mainframe computers are powerful multi-user computers capable of supporting many hundreds or thousands of users simultaneously.
The supercomputer is an extremely fast computer, it can perform hundreds of millions of instructions per second.
