Operating System (OS)
The file structure that redefines its first record at a base of zero uses the term:

key fielding
hashing
relative organization
None of these
dynamic reallocation

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Operating System (OS)
Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

they are initially stored on disk
None of these
they are memory resident
they are available on magnetic tapes
they are partly in primary memory and partly on disk

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Operating System (OS)
Swapping

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

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Operating System (OS)
Daisy chain is a device for

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

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