Computer Hardware
You have a system that periodically locks up. You have ruled out software, and now suspect that it is hardware. What should you do first that could help you narrow it down to the component at fault?

replace the CPU
replace the level 2 cache SIMM
replace the RAM
disable the CPU cache in CMOS
rotate the RAM

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

The area that regulates all of the system power usage
The device that sends the monitor signals telling it what to display
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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