GATE | IT | 2007 | COA | Secondary Memory | Question 44

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A hard disk system has the following parameters :

    • Number of tracks = 500
    • Number of sectors/track = 100
    • Number of bytes /sector = 500
    • Time taken by the head to move from one track to adjacent track = 1 ms
    • Rotation speed = 600 rpm.

What is the average time taken for transferring 250 bytes from the disk ?

300.5 ms

255.5 ms

255.0 ms

300.0 ms

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Gate IT 2007
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