Question
Consider the disk arm is moving on a disk with 200 tracks. While retrieving data from Track 100, the following requests has arrived: Track 120,
Consider the disk arm is moving on a disk with 200 tracks. While retrieving data from Track 100, the following requests has arrived:
Track 120, 55, 58, 39, 18, 90, 160, 150, 38, 184.
Determine the seek order and the total seek time travelled by the arm when the following algorithms are used:
(i). Shortest Seek Time First (SSTF)
(ii). SCAN
(iii). C-LOOK
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Constraint Databases And Applications Second International Workshop On Constraint Database Systems Cdb 97 Delphi Greece January 1997 Cp 96 Workshop On Constraints And Databases Cambridge Ma Usa August 1996 Selected Papers Lncs 1191
Authors: Volker Gaede ,Alexander Brodsky ,Oliver Gunther ,Divesh Srivastava
1st Edition
3540625011, 978-3540625018
