Operating System (OS)
File record length

depends upon the size of the file
Should always be variable
should always be fixed
should be chosen to match the data characteristics
None of these

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

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

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