4) We introduced the idea of I/O bound and CPU bound processes, and suggested that the scheduler should maintain a good process mix. In a multiprogramming/multitasking OS what should be done in the following situations: (10 points)

The scheduler determines that CPU utilization is low:

The scheduler determines that I/O device utilization is low:

We wish to maximize throughput. :

5) define the following types of operating : (10 points)

Batch serial operating:

Multiprogramming:

Multitasking:.

multiprocessing computer system:

6) why would a multi-processing compter system need to employ multiprogramming techniques? (5 points)