Operating System (OS)
A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a

Shortest Seek Time First (SSTE)
None of these
Scan
First come first served
FIFO

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Operating System (OS)
A relocate program form is one which

All of these
can itself performs the relocation of its address-sensitive portions.
None of these
consists of a program and relevant information for its relocation.
cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.

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