Eli5: How can something restart?

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Like when you’re restarting your computer or console.
You have it make itself turn off and on again, how does it turn itself back on after being turned off?

In: Technology

5 Answers

Anonymous 0 Comments

Actually, you got it backwards! Reset is a built-in operation in most computer components. It doesn’t require you to turn them off and on again – you just send a “reset” signal, and that’s it. Reset forces the components to go into their predefined “startup” state.

On the contrary, many components actually require a mandatory reset after power on! Without a reset, they wake up in a some kind of “zombie” state, where they cannot do anything useful.

Computers usually have a special component, who’s job is to automatically send a reset to all components, when the power goes on. Without that component, you would have to manually press the “Reset” button each time you switch power on.

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