Consider the following request arrived for the tracks. The initial request is process at track 7 and takes 1 millisecond to move from one track to other. . There are total 30 tracks. The request is processed towards lowering end of the tracks. 914861025 a) Based on the above data, Trace the request calculate total Seek time for the following algorithm: i) Shortest Seek Time First (SSTF) ii) LOOK (6 Marks) (6 Marks) iii) C-LOOK (6 Marks) iv) SCAN (6 Marks)