a. A secondary school has over twenty personal computers. The school management intends to connect all the computer in a network. Give four reasons that mus...

a. A secondary school has over twenty personal computers. The school management intends to connect all the computer in a network. Give four reasons that must have motivated the school management into connecting the computers together.

(b) List four network devices required to accomplish the task in 3(a).

(c) State one function each of any two of the devices listed in 3(b).