Question: Operating System 1. While retrieving data from track 15 the following list of requests has arrived: - Track 4, 40, 11, 35, 7 and 14.

Operating System

Operating System 1. While retrieving data from track 15 the following list

1. While retrieving data from track 15 the following list of requests has arrived: - Track 4, 40, 11, 35, 7 and 14. It takes 1 ms to travel from one track to the next adjacent one. (a) Calculate the total number of tracks and (b) Calculate the average number of tracks by using following device handler seek strategies: (i) FCFS (First Come First Serve) (ii) SSTF (Shortest Service Time Request) (iii) SCAN (iv) LOOK

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