Answer:
a. The FCFS schedule is 143, 86, 1470, 913, 1774, 948, 1509, 1022, 1750,130. The total seek distance is 7081.
This is the first come, first serve schedule
b. The SSTF schedule is 143, 130, 86, 913, 948, 1022, 1470, 1509, 1750,1774. The total seek distance is 1745.
Shortest seek time first scheduling
c. The SCAN schedule is 143, 913, 948, 1022, 1470, 1509, 1750, 1774,4999, 130, 86. The total seek distance is 9769.
d. The LOOK schedule is 143, 913, 948, 1022, 1470, 1509, 1750, 1774, 130, 86. The total seek distance is 3319.
e.The C-SCAN schedule is 143, 913, 948, 1022, 1470, 1509, 1750, 1774,4999, 86, 130. The total seek distance is 9813
