Operating System (OS)
Under virtual storage,

two or more programs are stored concurrently in primary storage
a single program is processed by two or more CPUs
None of these
only the active pages of a program are stored in primary storage
interprogram interference may occur

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

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