Question: Given the disk access sequence, in this order: 1 1 5 , 9 0 , 6 9 , 3 2 , 1 2 7 ,

Given the disk access sequence, in this order:
115,90,69,32,127,16,20,41
Show the actual access sequence graph and total arm movement count for the following algorithms, presuming a start from track 53:
First Come, First Served
Shortest Seek First
Elevator, with the initial head direction towards the lower block numbers of the disk. Requests are filled inboth directions.

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