A. Suppose the following disk request sequence (track numbers) for a disk with 200 tracks is given: 95, 180, 34, 119, 11, 123, 62, 64. Assume that the initial position of the R/W head is on track 50. Which of the following algorithms is better in terms of the total head movements for each algorithm? - First Come -First Serve (FCFS) Shortest Seek Time First (SSTF) algorithm

A. Suppose the following disk request sequence (track numbers) for a disk with 200 tracks is given: 95, 180, 34, 119, 11, 123, 62, 64. Assume that the initial position of the R/W head is on track 50. Which of the following algorithms is better in terms of the total head movements for each algorithm? - First Come -First Serve (FCFS) Shortest Seek Time First (SSTF) algorithm

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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