1 vote

Are all CPU computations done using registers?

Yes and no. Ignoring special-purpose CPUs (e.g. stack machines, which still matter), most instruction set architectures (ISA for short) fall into one of two fuzzy categories: Load/store architectures,...
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  • 18.7k
1 vote

Can computers only add?

Computers can perform any algorithm using only addition (or even using only the x86 MOV instruction). But what they have is a set of instructions aiming to maximize performance. A computer that only ...
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  • 111
1 vote

Can computers only add?

If “the only thing a computer can do is adding”, then a computer can do everything it does just by adding. But by adding you can’t change a 1 to a 0. There are many things you can’t do just by adding. ...
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  • 24.9k

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