Operating System (OS)
Daisy chain is a device for

None of these
All of these
connecting a number of devices to a controller
connecting a number of controllers to a device
interconnecting a number of devices to a number of controllers

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Operating System (OS)
The LRU algorithm

pages out pages that have been used recently
pages out pages that have been least used recently
pages out the first page in a given area
pages out pages that have not been used recently
None of these

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Operating System (OS)
File record length

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

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Operating System (OS)
Object code

is the output of compilers, but not assemblers
must be "loaded" before execution
None of these
must be rewritten before execution
is ready to execute

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