CPU virtualization
The operating system's trick of giving every running program the illusion of its own private CPU, by rapidly switching one real CPU between them.
Depth 1 · Foundation
You know a single CPU can appear to run many programs at once by switching between them.
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- 1
Foundation
You know a single CPU can appear to run many programs at once by switching between them.
- 2
Deeper
You understand that who runs next is a policy decision - the scheduler - built on top of the switching mechanism.
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