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Interrupts are a hardware feature on CPUs. You could have software that is effectively checking for events on each tick (clock cycle), and emulates interrupts.
by gugagore 1y ago
Interrupts are a hardware feature on CPUs. You could have software that is effectively checking for events on each tick (clock cycle), and emulates interrupts. But that's what polling is.
- smilliken 1y agoThe operating system provides abstractions for blocking and asynchronous IO, which are the higher abstraction version of the same concept.