Question: Consider an operating system capable of loading and executing a single sequential user process at a time. The disk head scheduling algorithm used is First

Consider an operating system capable of loading and executing a single sequential user process at a time. The disk head scheduling algorithm used is First Come First Served

(

FCFS

) .

If FCFS is replaced by Shortest Seek Time First

(

SSTF

),

claimed by the vendor to give

50 %

better benchmark results, what is the expected improvement in the I

/

O performance of user programs?

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