Figure 1: memory diagram of computer system Device Management and File Management (Total 10 Marks) 6. Assuming that the head starts at track 60, Draw the diagrams for the arm movement for the seel strategies: First-come, First-Served (FCFS) and Shortest Seek Time First (SSTF). Calculate the total and average number of tracks travelled. Based on this calculation, report which one is the best strategy with your own justification