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

priority is programmable
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
it is relatively easy to add more devices to the chain
None of these

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Operating System (OS)
A co-processor

Causes all processor to function equally
Is relatively easy to support in software
Works with any application
Is quite common in modern computer

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