Operating System (OS)
Daisy chain is a device for

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

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Operating System (OS)
Data encryption

cannot be used by private installations
is not necessary, since data cannot be intercepted
None of these
is mostly used by public networks
is mostly used by financial networks

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Operating System (OS)
Swapping

does not work with overlaying
allows each program in turn to use the memory
None of these
works best with many small partitions
allows many programs to use memory simultaneously

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