2. Suppose that the hard disk on your personal computer rotates at 3000 revolutions a minute, that each track contains 16 sectors, and that each sector contains 1024 bytes. Approximately what communication rate is required between the disk drive and the disk controller if the controller is going to receive bits from the disk drive as they are read from the spin- ning disk? 3. Estimate how long it would take to transfer a 300-page novel encoded in Unicode at a transfer rate of 54 Mbps.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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2. Suppose that the hard disk on your personal computer rotates at 3000
revolutions a minute, that each track contains 16 sectors, and that each
sector contains 1024 bytes. Approximately what communication rate is
required between the disk drive and the disk controller if the controller
is going to receive bits from the disk drive as they are read from the spin-
ning disk?
3. Estimate how long it would take to transfer a 300-page novel encoded in
Unicode at a transfer rate of 54 Mbps.
Transcribed Image Text:2. Suppose that the hard disk on your personal computer rotates at 3000 revolutions a minute, that each track contains 16 sectors, and that each sector contains 1024 bytes. Approximately what communication rate is required between the disk drive and the disk controller if the controller is going to receive bits from the disk drive as they are read from the spin- ning disk? 3. Estimate how long it would take to transfer a 300-page novel encoded in Unicode at a transfer rate of 54 Mbps.
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