QUESTION 1 Consider the following series of jobs, with their arrival times and CPU requirements. For each job, give its completion time, assuming STCF (shortest time to completion first) and FIFO (First-in First-out) scheduling policies. Calculate the average Turnaround Time for both STCF and FIFO. Job Arrival time Processing time number P1 0 3 P2 1 10 P3 4 4 P4 5 2 P5 14 4