Can u choose correct answers

8. Scheduling is called preemptive when a. a process switch from running to waiting all of the above b. a process terminated d. none of the above 9, # of processes that complete their execution per time unit is called c. throughput d. terminated bdegree of multiprogramming 10. 10 15 21 P2 P3 Pl for the above Gant table using a given CPU scheduling algorithm; assuming all processes arrived at time 0. a. average waiting time is 7 b. c. this type of scheduling is not SJF average turnaround time is 49/4 l of