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1COMPUTER MCQS
The system unit of a personal computer typically contains all of the following except:
Microprocessor
Disk controller
Serial interface
Modem
Correct Answer:
D. Modem
Detailed Explanation
The system unit of a personal computer usually includes the microprocessor, disk controller, and serial interface. A modem is not usually part of the system unit; it is a separate device used for internet connection.
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