Answer:
Processor
Explanation:
The processor handles large amounts of logical information (not storage or graphical), since this is what he is struggling with he likely needs a better CPU.
There are ways to break into the boot cycle of every machine, you could use one of them. Hold down modifier key[s] so that it boots differently or you may get a menu to select boot options.
A specific answer is OS/firmware dependent.
Command Specifics to a cpu or a microprocessor it is code <span />
Answer:
it executes the commands sent to it by the applica software .