1 suppose that a 10-mb file is stored on a disk on the same, Ask an Expert

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1. Suppose that a 10-MB file is stored on a disk on the same track (track 50) in consecu- tive sectors. The disk arm is currently situated over track number 100. How long will it take to retrieve this file from the disk? Assume that it takes about 1 ms to move the arm from one cylinder to the next and about 5 ms for the sector where the beginning of the file is stored to rotate under the head. Also, assume that reading occurs at a rate of 200 MB/s.

2. What is the essential difference between a block special file and a character special file?

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Computer Engineering, Engineering

Category:- Computer Engineering
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