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 that regulates all of the system power usage
The area where all of the processing takes place
The area where ail the of the Basic input/output routines are stored

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Computer Hardware
During boot-up, the memory test

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

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