Calculate the average waiting time using FCFS, SJF Non-Preemptive, SJF-Preemptive and Round Robin scheduling algorithms for table 1, and make the decision which one scheduling algorithm is the best and what is the vital reason behind of this efficacy according to this table 1. Mention Advantages and disadvantages of these CPU schedule algorithms individually. TABLE 1 Process Arrival Time Burst Time P1 2 7 P2 4 1 P3 8 P4 9. P5 10 P6 2