A disk spins at 3000 RPM, has 20 sectors/track, & has 30 tracks What is the aver

Question

A disk spins at 3000 RPM, has 20 sectors/track, & has 30 tracks What is the average rotational delay for randomly placed data? What Is the single sector transfer time? What will be the average number of tracks crossed per seek for randomly placed data? Let the average track to track seek time be 10 milliseconds, and let each sector contain S records, and the disk is full. If tracks are ordered randomly, and the 1^st record on each track Is located randomly, how much time should it take to access all records in order if each track has the records In sorted order?

Explanation / Answer

a) 0.01 milli seconds.

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