Other contributors have said "In what two modules does a CPU operate?" is the same question as "How many modes can a computer CPU operate in?" If you believe that these are not asking the same thing and should be answered differently, click here
yer mom you idiot. why would you answer someone's question with 'yer mom". you should be removed from wiki answers and I'm working on that right now. did i mention you are an idiot?
If you mean processing cores (the brain of the computer that makes everything talk to eachother) it depends on the computer. Most have one or 2, the higher end computers have 4 to 8. Super fast...