Computer Hardware
One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:

The device that sends the monitor signals telling it what to display
The area where ail the of the Basic input/output routines are stored
The area where all of the processing takes place
The area that regulates all of the system power usage

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Computer Hardware
During boot-up, the memory test

Checks and verifies that contiguous memory is installed
Is a superfluous step that should be ignored
Is an operational error
Displays what memory is installed, but nothing else

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