Question: 4. Suppose you replace the hard disk in the previous question with an optical drive like a DVD drive. The drive you use has an

4. Suppose you replace the hard disk in the previous question with an optical drive like a DVD drive.

The drive you use has an average access time of 175 ms, and can do sustained reads at 1400 Kbytes

per second. How long will it take, including access time, to read the same 750 Kbytes off this optical

disk (again, assuming all the data is in sequential sectors on same track)?

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