You are a teaching assistant for an introductory computer concepts course at your local community college. The instructor asks you to prepare a lecture on input and output. What is the role of the operating system to manage and work with each? This is for a college class... Please answer with a well-developed paragraph, I will mark the answer brainlist.

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).