ck 45 (of track 0- 255 tive direction. Assume quests have been made 240, 87. - time using C-SCAM
ck 45 (of track 0- 255 tive direction. Assume quests have been made 240, 87. - time using C-SCAM
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
Problem 1PE
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Transcribed Image Text:Consider the disk with read / write head is
currently located at track 45 (of track 0- 255)
and moving in the positive direction. Assume
that the following track requests have been made
in the order: 40, 67, 11, 240, 87.
What is the total seek time using C-SCAN
(assume one cylinder to adjacent cylinder time
is 2 msec) ?
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