Operating System (OS)
Feed back queue

are very easy to implement
None of these
dispatch tasks according to execution characteristics
require manual intervention to implement properly
are used to favor real-time tasks

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Operating System (OS)
Which of the following is not a characteristic of a daisy chaining priority control scheme?

the failure of one device may affect other devices on the chain
the number of control lines is independent of the number of devices on the chain
priority is programmable
it is relatively easy to add more devices to the chain
None of these

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