Consider a disk with the following parameter settings: • Block size B 500 bytes; • Number of blocks per track = 10; • Number of tracks per surface 200; • The disk contains 10 single-sided platters. • Rotational speed: 1200 rpm (revolutions per minute) Answer each of the following questions. Show your calculation process and result. 1) What is the total capacity of a track? 2) What is the total capacity of a cylinder? 3) What is the total capacity of the disk? 4) What is the transfer rate (tr) in bytes/msec? 5) What is the average rotational delay (rd) in msec?

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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Consider a disk with the following parameter settings:
• Block size B= 500 bytes;
• Number of blocks per track = 10:
• Number of tracks per surface = 200;
• The disk contains 10 single-sided platters.
• Rotational speed: 1200 rpm (revolutions per minute)
Answer each of the following questions. Show your calculation process and result.
(1) What is the total capacity of a track?
(2) What is the total capacity of a cylinder?
(3) What is the total capacity of the disk?
(4) What is the transfer rate (tr) in bytes/msec?
(5) What is the average rotational delay (rd) in msec?
Transcribed Image Text:Consider a disk with the following parameter settings: • Block size B= 500 bytes; • Number of blocks per track = 10: • Number of tracks per surface = 200; • The disk contains 10 single-sided platters. • Rotational speed: 1200 rpm (revolutions per minute) Answer each of the following questions. Show your calculation process and result. (1) What is the total capacity of a track? (2) What is the total capacity of a cylinder? (3) What is the total capacity of the disk? (4) What is the transfer rate (tr) in bytes/msec? (5) What is the average rotational delay (rd) in msec?
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